المؤلفون: Houben NAM; Sanquin Research, Sanquin Blood Supply Foundation, Amsterdam, the Netherlands.; Division of Neonatology, Willem-Alexander Children's Hospital, Leiden University Medical Center, Leiden, the Netherlands., Fustolo-Gunnink S; Sanquin Research, Sanquin Blood Supply Foundation, Amsterdam, the Netherlands.; Division of Neonatology, Willem-Alexander Children's Hospital, Leiden University Medical Center, Leiden, the Netherlands.; Pediatric Hematology, Emma Children's Hospital, Amsterdam University Medical Center, University of Amsterdam, Amsterdam, the Netherlands., Fijnvandraat K; Pediatric Hematology, Emma Children's Hospital, Amsterdam University Medical Center, University of Amsterdam, Amsterdam, the Netherlands.; Sanquin Research, Department of Molecular Cellular Hemostasis, Amsterdam, the Netherlands., Caram-Deelder C; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands., Carrascosa MA; Department of Neonatology, La Fe University Hospital, Valencia, Spain., Beuchée A; Department of Pediatrics, Centre Hospitalier Universitaire de Rennes, Rennes, France., Brække K; Women and Children's Division, Department of Neonatal Intensive Care, Oslo University Hospital, Oslo, Norway., Cardona F; Division of Neonatology, Medical University Vienna, Vienna, Austria., Debeer A; Department of Neonatology, Universitair Ziekenhuis Leuven, Leuven, Belgium., Domingues S; Centro Materno-Infantil do Norte-Unidade Local de Saúde de Santo António, Porto, Portugal., Ghirardello S; Fondazione Istituto di Ricovero e Cura a Carattere Scientifico, Policlinico San Matteo, Pavia, Italy., Grizelj R; Department of Pediatrics, University Hospital Centre Zagreb, School of Medicine, University of Zagreb, Zagreb, Croatia., Hadžimuratovic E; Paediatric Clinic, University Medical Center Sarajevo, Sarajevo, Bosnia and Herzegovina., Heiring C; Department of Neonatal and Paediatric Intensive Care, Copenhagen University Hospital, Rigshospitalet, Denmark., Krivec JL; Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia.; Department of Neonatology, University Children's Hospital, University Medical Centre Ljubljana, Ljubljana, Slovenia., Malý J; Department of Pediatrics, University Hospital Hradec Králové, Hradec Králové, Czech Republic., Matasova K; Jessenius Faculty of Medicine, University Hospital Martin, Martin, Slovakia., Moore CM; School of Medicine, University College Dublin, Dublin, Ireland.; National Maternity Hospital, Dublin, Ireland., Muehlbacher T; Department of Neonatology, University Hospital Zurich, Zurich, Switzerland., Szabó M; Department of Neonatology, Semmelweis University, Budapest, Hungary., Szczapa T; II Department of Neonatology, Poznan University of Medical Sciences, Poznan, Poland., Zaharie G; University of Medicine and Pharmacy Iuliu Hatieganu, Cluj-Napoca, Romania., de Jager J; Division of Neonatology, Willem-Alexander Children's Hospital, Leiden University Medical Center, Leiden, the Netherlands., Reibel-Georgi NJ; Charité-Universitätsmedizin Berlin, Berlin, Germany., New HV; NHS (National Health Service) Blood and Transplant, London, United Kingdom., Stanworth SJ; NHS (National Health Service) Blood and Transplant, London, United Kingdom.; Radcliffe Department of Medicine, University of Oxford, Oxford, United Kingdom., Deschmann E; Department of Neonatology, Karolinska Institute, Stockholm, Sweden., Roehr CC; National Perinatal Epidemiology Unit, Oxford Population Health, University of Oxford, Oxford, United Kingdom.; Faculty of Health Sciences, University of Bristol, Bristol, United Kingdom.; Women's and Children's Division, Southmead Hospital, North Bristol NHS Trust, Bristol, United Kingdom., Dame C; Charité-Universitätsmedizin Berlin, Berlin, Germany., le Cessie S; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands., van der Bom J; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands., Lopriore E; Division of Neonatology, Willem-Alexander Children's Hospital, Leiden University Medical Center, Leiden, the Netherlands.

مؤلفون مشاركون: International Neonatal Transfusion Point Prevalence Study Group

المصدر: JAMA network open [JAMA Netw Open] 2024 Sep 03; Vol. 7 (9), pp. e2434077. Date of Electronic Publication: 2024 Sep 03.

نوع المنشور: Journal Article; Observational Study; Multicenter Study

بيانات الدورية: Publisher: American Medical Association Country of Publication: United States NLM ID: 101729235 Publication Model: Electronic Cited Medium: Internet ISSN: 2574-3805 (Electronic) Linking ISSN: 25743805 NLM ISO Abbreviation: JAMA Netw Open Subsets: MEDLINE

مواضيع طبية MeSH: Erythrocyte Transfusion*/statistics & numerical data , Erythrocyte Transfusion*/methods , Intensive Care Units, Neonatal*/statistics & numerical data, Humans ; Infant, Newborn ; Europe ; Prospective Studies ; Female ; Male ; Infant, Premature

المؤلفون: Mehl SC; From the Department of Surgery (S.C.M., A.M.V., M.C.), Baylor College of Medicine, Texas Children's Hospital, Houston, Texas; Department of Surgery (A.E.G., T.A.MA., D.B.K., S.F.P.), Mayo Clinic Robert D. and Patricia E. Kern Center for the Science of Health Care Delivery, Rochester, Minnesota; Department of Surgery (A.E.G., T.A.MA., D.B.K., T.M.J., R.A.F., S.F.P.), Mayo Clinic, Mayo Eugenio Litta Children's Hospital, Rochester, Minnesota; Department of Surgery (S.M., M.K.), Cincinnati Children's Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, Ohio; Department of Surgery (R.F.W.), Le Bonheur Children's Hospital, Memphis, Tennessee; Department of Surgery (M.L.K.), K. Hovnanian Children's Hospital at Jersey Shore University Medical Center, Hackensack-Meridian Health Network, Neptune, New Jersey; Department of Surgery (E.C.A., R.S.B.), Children's National Hospital, Washington, DC; Department of Surgery (T.J.S.), UCHealth Memorial Hospital, Colorado Spring, Colorado; Department of Surgery (J.E.B., A.M.), Loma Linda University, Loma Linda, California; Department of Surgery (W.B.R., L.A.B.), Children's Hospital of Richmond, Virginia Commonwealth University, Richmond, Virginia; Department of Surgery (E.M.C., C.R.), Denver Health Medical Center, Denver, Colorado; Department of Surgery (R.M.N., C.J.R.), Hennepin Healthcare, Minneapolis, Minnesota; Department of Surgery (D.I.G., C.J.S.), The Medical University of South Carolina, Charleston, South Carolina; Department of Surgery (M.G., J.K.P.), Wake Forest University School of Medicine, Brenner Children's Hospital, Winston-Salem, North Carolina; Department of Surgery (C.G., S.P.), Children's Health Dallas, Dallas, Texas; Department of Surgery (A.M.W., R.T.R.), Children's of Alabama, Birmingham, Alabama; Department of Surgery (B.K.Y., J.M.), College of Medicine, University of Florida-Jacksonville, Jacksonville, Florida; Department of Surgery (J.P.), Dayton Children's Hospital, Dayton, Ohio; Department of Surgery (M.T.S.), Children's Healthcare of Atlanta, Atlanta, Georgia; Department of Surgery (S.D.S.), University of Pittsburgh Medical Center, Harrisburg, Pennsylvania; Department of Surgery (T.T.), Carilion Children's Hospital, Carilion Roanoke Memorial Hospital, Roanoke, Virginia; Department of Surgery (C.B.), ProMedica Toledo and Toledo Children's Hospital, Toledo, Ohio; Department of Surgery (J.R., R.G.S.), Children's Hospital Los Angeles, Los Angeles, California; Department of Surgery (A.R.J.), Benioff Children's Hospital, University of California San Francisco, San Francisco, California; Department of Surgery (B.J.F., D.P.M.), Boston Children's Hospital, Boston, Massachusetts; Department of Surgery (B.K., M.S.D.), Arkansas Children's Hospital, Little Rock, Arkansas; and Department of Surgery (A.G.-S., J.S.R.), Cooper University Hospital, Camden, New Jersey., Vogel AM, Glasgow AE, Moody S, Kotagal M, Williams RF, Kayton ML, Alberto EC, Burd RS, Schroeppel TJ, Baerg JE, Munoz A, Rothstein WB, Boomer LA, Campion EM, Robinson C, Nygaard RM, Richardson CJ, Garcia DI, Streck CJ, Gaffley M, Petty JK, Greenwell C, Pandya S, Waters AM, Russell RT, Yorkgitis BK, Mull J, Pence J, Santore MT, MacArthur TA, Klinkner DB, Safford SD, Trevilian T, Cunningham M, Black C, Rea J, Spurrier RG, Jensen AR, Farr BJ, Mooney DP, Ketha B, Dassinger MS 3rd, Goldenberg-Sandau A, Roman JS, Jenkins TM, Falcone RA Jr, Polites S

المصدر: The journal of trauma and acute care surgery [J Trauma Acute Care Surg] 2024 Sep 01; Vol. 97 (3), pp. 452-459. Date of Electronic Publication: 2024 Mar 18.

نوع المنشور: Journal Article; Observational Study; Multicenter Study

بيانات الدورية: Publisher: Lippincott, Williams & Wilkins Country of Publication: United States NLM ID: 101570622 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2163-0763 (Electronic) Linking ISSN: 21630755 NLM ISO Abbreviation: J Trauma Acute Care Surg Subsets: MEDLINE

مواضيع طبية MeSH: Erythrocyte Transfusion*/statistics & numerical data , Erythrocyte Transfusion*/methods , Resuscitation*/methods , Plasma*, Humans ; Child ; Adolescent ; Female ; Male ; Child, Preschool ; Prospective Studies ; Wounds and Injuries/therapy ; Wounds and Injuries/mortality ; Wounds and Injuries/complications ; Injury Severity Score ; Blood Component Transfusion/statistics & numerical data ; Blood Component Transfusion/methods ; Treatment Outcome ; Prevalence

المؤلفون: Turgeon AF; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Fergusson DA; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Clayton L; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Patton MP; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Neveu X; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Walsh TS; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Docherty A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Malbouisson LM; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Pili-Floury S; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., English SW; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Zarychanski R; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Moore L; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Bonaventure PL; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Laroche V; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Verret M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Scales DC; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Adhikari NKJ; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Greenbaum J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Kramer A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Rey VG; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Ball I; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Khwaja K; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Wise M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Harvey D; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Lamontagne F; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Chabanne R; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Algird A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Krueper S; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Pottecher J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Zeiler F; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Rhodes J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Rigamonti A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Burns KEA; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Marshall J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Griesdale DE; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Sisconetto LS; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Kutsogiannis DJ; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Roger C; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Green R; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Boyd JG; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Wright J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Charbonney E; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Nair P; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Astles T; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Sy E; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Hébert PC; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Chassé M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Gomez A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Ramsay T; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Taljaard M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Fox-Robichaud A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Tinmouth A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., St-Onge M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Costerousse O; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France., Lauzier F; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.

مؤلفون مشاركون: HEMOTION Trial Investigators on behalf of the Canadian Critical Care Trials Group, the Canadian Perioperative Anesthesia Clinical Trials Group, and the Canadian Traumatic Brain Injury Research Consortium

المصدر: The New England journal of medicine [N Engl J Med] 2024 Aug 22; Vol. 391 (8), pp. 722-735. Date of Electronic Publication: 2024 Jun 13.

نوع المنشور: Comparative Study; Journal Article; Multicenter Study; Pragmatic Clinical Trial

بيانات الدورية: Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1533-4406 (Electronic) Linking ISSN: 00284793 NLM ISO Abbreviation: N Engl J Med Subsets: MEDLINE

مواضيع طبية MeSH: Anemia*/blood , Anemia*/etiology , Anemia*/therapy , Brain Injuries, Traumatic*/blood , Brain Injuries, Traumatic*/complications , Brain Injuries, Traumatic*/diagnosis , Brain Injuries, Traumatic*/therapy , Erythrocyte Transfusion*/adverse effects , Erythrocyte Transfusion*/methods, Adult ; Aged ; Female ; Humans ; Male ; Middle Aged ; Critical Illness ; Depression/etiology ; Glasgow Outcome Scale ; Hemoglobins/analysis ; Quality of Life

المؤلفون: Valk SJ; Jon J van Rood Center for Clinical Transfusion Research, Sanquin/LUMC, Leiden, The Netherlands; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden., Caram-Deelder C; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden., Groenwold RHH; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden., Evers D; Department of Haematology, Radboudumc, Nijmegen., De Vooght KMK; Central Diagnostic Laboratory, University Medical Center Utrecht, Utrecht., Van de Kerkhof D; Department of Clinical Chemistry and Haematology, Catharina Hospital, Eindhoven., Wondergem MJ; Department of Haematology, Amsterdam UMC, location VUmc, Amsterdam., Péquériaux NCV; Department of Clinical Chemistry and Haematology, Jeroen Bosch Hospital, 's Hertogenbosch., Hudig F; LabWest, Haga Teaching Hospital, The Hague., Zwaginga JJ; Jon J van Rood Center for Clinical Transfusion Research, Sanquin/LUMC, Leiden, The Netherlands; Department of Haematology, Leiden University Medical Center, Leiden., Middelburg RA; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, The Netherlands; Department of Public Health and Primary Care, Leiden University Medical Center, Leiden., Van der Bom JG; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden. j.g.van_der_bom@lumc.nl.

المصدر: Haematologica [Haematologica] 2024 Aug 01; Vol. 109 (8), pp. 2478-2486. Date of Electronic Publication: 2024 Aug 01.

نوع المنشور: Journal Article; Research Support, Non-U.S. Gov't

بيانات الدورية: Publisher: Ferrata Storti Foundation Country of Publication: Italy NLM ID: 0417435 Publication Model: Electronic Cited Medium: Internet ISSN: 1592-8721 (Electronic) Linking ISSN: 03906078 NLM ISO Abbreviation: Haematologica Subsets: MEDLINE

مواضيع طبية MeSH: Blood Donors* , Erythrocyte Transfusion*/adverse effects , Erythrocyte Transfusion*/mortality, Humans ; Male ; Female ; Adult ; Middle Aged ; Pregnancy ; Adolescent ; Young Adult ; Netherlands/epidemiology ; Sex Factors ; Aged

المؤلفون: Siebenaler L; The Ohio State University College of Nursing, Columbus, Ohio., Masciola R, Sayre C, Sharpe E

المصدر: Advances in neonatal care : official journal of the National Association of Neonatal Nurses [Adv Neonatal Care] 2024 Aug 01; Vol. 24 (4), pp. 316-323. Date of Electronic Publication: 2024 Jul 10.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Wolters Kluwer Health/Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 101125644 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1536-0911 (Electronic) Linking ISSN: 15360903 NLM ISO Abbreviation: Adv Neonatal Care Subsets: MEDLINE

مواضيع طبية MeSH: Erythrocyte Transfusion*/methods , Erythrocyte Transfusion*/standards , Quality Improvement* , Intensive Care Units, Neonatal*/standards , Infant, Very Low Birth Weight* , Enterocolitis, Necrotizing*, Humans ; Infant, Newborn ; Infant, Premature ; Female ; Male

المؤلفون: Lee E; Department of Anesthesiology, Northwell Health, New Hyde Park, NY., Hart D; Department of Anesthesiology, Northwell Health, New Hyde Park, NY., Ruggiero A; Department of Anesthesiology, Northwell Health, New Hyde Park, NY., Dowling O; Department of Anesthesiology, Northwell Health, New Hyde Park, NY., Ausubel G; Department of Anesthesiology, Northwell Health, New Hyde Park, NY., Preminger J; Department of Anesthesiology, Northwell Health, New Hyde Park, NY., Vitiello C; Department of Anesthesiology, Northwell Health, New Hyde Park, NY., Shore-Lesserson L; Department of Anesthesiology, Northwell Health, New Hyde Park, NY. Electronic address: lshoreless@northwell.edu.

المصدر: Journal of cardiothoracic and vascular anesthesia [J Cardiothorac Vasc Anesth] 2024 Jul; Vol. 38 (7), pp. 1492-1498. Date of Electronic Publication: 2024 Mar 08.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: W.B. Saunders Country of Publication: United States NLM ID: 9110208 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1532-8422 (Electronic) Linking ISSN: 10530770 NLM ISO Abbreviation: J Cardiothorac Vasc Anesth Subsets: MEDLINE

مواضيع طبية MeSH: Cardiac Surgical Procedures*/adverse effects , Erythrocyte Transfusion*/adverse effects , Erythrocyte Transfusion*/methods , Postoperative Complications*/epidemiology , Postoperative Complications*/etiology, Humans ; Retrospective Studies ; Male ; Female ; Aged ; Middle Aged ; Risk Factors

المؤلفون: Azam F; Department of Neurological Surgery, University of Texas Southwestern Medical Center, Dallas, TX, USA., Neerukonda SV; McGovern Medical School, University of Texas Health Science Center at Houston, Houston, TX, USA., Smith P; Department of Neurological Surgery, University of Texas Southwestern Medical Center, Dallas, TX, USA., Anand S; Department of Neurological Surgery, University of Texas Southwestern Medical Center, Dallas, TX, USA., Mittal S; Department of Neurological Surgery, University of Texas Southwestern Medical Center, Dallas, TX, USA., Bah MG; College of Human Medicine, Michigan State University, East Lansing, MI, USA., Barrie U; Department of Neurological Surgery, University of Texas Southwestern Medical Center, Dallas, TX, USA., Detchou D; School of Medicine, University of Pennsylvania, Philadelphia, PA, USA. Donalddetchou@gmail.com.; University of Pennsylvania School of Medicine, 3400 Civic Center Blvd, Philadelphia, PA, 19104, USA. Donalddetchou@gmail.com., Aoun SG; Department of Neurological Surgery, University of Texas Southwestern Medical Center, Dallas, TX, USA., Braga BP; Department of Neurological Surgery, University of Texas Southwestern Medical Center, Dallas, TX, USA.; Center for Cerebrovascular Disease in Children, Children's Health, Dallas, TX, USA.

المصدر: Neurosurgical review [Neurosurg Rev] 2024 Sep 06; Vol. 47 (1), pp. 555. Date of Electronic Publication: 2024 Sep 06.

نوع المنشور: Journal Article; Letter

بيانات الدورية: Publisher: Springer Berlin Heidelberg Country of Publication: Germany NLM ID: 7908181 Publication Model: Electronic Cited Medium: Internet ISSN: 1437-2320 (Electronic) Linking ISSN: 03445607 NLM ISO Abbreviation: Neurosurg Rev Subsets: MEDLINE

مواضيع طبية MeSH: Erythrocyte Transfusion*/methods , Neurosurgical Procedures*/methods, Humans ; Child ; Neurosurgery ; Pediatrics/methods ; Practice Guidelines as Topic

المؤلفون: Dehne S; From the Heidelberg University, Medical Faculty Heidelberg, Department of Anesthesiology, Heidelberg, Germany., Riede C; From the Heidelberg University, Medical Faculty Heidelberg, Department of Anesthesiology, Heidelberg, Germany., Feisst M; Heidelberg University, Medical Faculty Heidelberg, Institute of Medical Biometry, Heidelberg, Germany., Klotz R; Heidelberg University, Medical Faculty Heidelberg, Departement of General, Visceral, and Transplantation Surgery, Heidelberg, Germany., Etheredge M; From the Heidelberg University, Medical Faculty Heidelberg, Department of Anesthesiology, Heidelberg, Germany., Hölle T; From the Heidelberg University, Medical Faculty Heidelberg, Department of Anesthesiology, Heidelberg, Germany., Merle U; Heidelberg University, Medical Faculty Heidelberg, Department of Internal Medicine IV (Gastroenterology, Infectious Diseases and Intoxications), Heidelberg, Germany., Mehrabi A; Heidelberg University, Medical Faculty Heidelberg, Departement of General, Visceral, and Transplantation Surgery, Heidelberg, Germany., Michalski CW; Heidelberg University, Medical Faculty Heidelberg, Departement of General, Visceral, and Transplantation Surgery, Heidelberg, Germany., Büchler MW; Heidelberg University, Medical Faculty Heidelberg, Departement of General, Visceral, and Transplantation Surgery, Heidelberg, Germany., Weigand MA; From the Heidelberg University, Medical Faculty Heidelberg, Department of Anesthesiology, Heidelberg, Germany., Larmann J; From the Heidelberg University, Medical Faculty Heidelberg, Department of Anesthesiology, Heidelberg, Germany.

المصدر: Anesthesia and analgesia [Anesth Analg] 2024 Sep 01; Vol. 139 (3), pp. 598-608. Date of Electronic Publication: 2024 Aug 16.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 1310650 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1526-7598 (Electronic) Linking ISSN: 00032999 NLM ISO Abbreviation: Anesth Analg Subsets: MEDLINE

مواضيع طبية MeSH: Tranexamic Acid*/administration & dosage , Tranexamic Acid*/adverse effects , Liver Transplantation* , Erythrocyte Transfusion* , Antifibrinolytic Agents*/administration & dosage , Antifibrinolytic Agents*/adverse effects , Antifibrinolytic Agents*/therapeutic use , Blood Loss, Surgical*/prevention & control, Humans ; Female ; Male ; Retrospective Studies ; Middle Aged ; Aged ; Treatment Outcome ; Adult ; Risk Factors

المؤلفون: Panda SK; Department of Pediatrics, Kalinga Institute of Medical Sciences, KIIT DU, Bhubaneswar, Odisha, India. doc.sant@yahoo.co.in., Jena P; Department of Pediatrics, Kalinga Institute of Medical Sciences, KIIT DU, Bhubaneswar, Odisha, India.

المصدر: Indian pediatrics [Indian Pediatr] 2024 Aug 15; Vol. 61 (8), pp. 794.

نوع المنشور: Letter; Journal Article

بيانات الدورية: Publisher: Indian Pediatrics Country of Publication: India NLM ID: 2985062R Publication Model: Print Cited Medium: Internet ISSN: 0974-7559 (Electronic) Linking ISSN: 00196061 NLM ISO Abbreviation: Indian Pediatr Subsets: MEDLINE

مواضيع طبية MeSH: Erythrocyte Transfusion*/methods , Iron Overload*/blood , Infant, Premature*, Humans ; Infant, Newborn

المؤلفون: Pournami F; Department of Neonatology, KIMS Health, Trivandrum, Kerala, India. femi_shifas@yahoo.com., Vijay A; Department of Neonatology, KIMS Health, Trivandrum, Kerala, India.

المصدر: Indian pediatrics [Indian Pediatr] 2024 Aug 15; Vol. 61 (8), pp. 794.

نوع المنشور: Letter; Journal Article

بيانات الدورية: Publisher: Indian Pediatrics Country of Publication: India NLM ID: 2985062R Publication Model: Print Cited Medium: Internet ISSN: 0974-7559 (Electronic) Linking ISSN: 00196061 NLM ISO Abbreviation: Indian Pediatr Subsets: MEDLINE

مواضيع طبية MeSH: Erythrocyte Transfusion*/methods , Iron Overload*/blood , Infant, Premature*, Humans ; Infant, Newborn