دورية أكاديمية

Historical reconstruction of inaccessibility status in Local Government Areas (LGAs) of Borno and Yobe States, Nigeria, 2010-2020.

التفاصيل البيبلوغرافية
العنوان: Historical reconstruction of inaccessibility status in Local Government Areas (LGAs) of Borno and Yobe States, Nigeria, 2010-2020.
المؤلفون: Forbi JC; Polio Elimination Branch, US Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America., Musa MS; African Field Epidemiology Network, Ebonyi State, Nigeria., Salawu M; Bill and Melinda Gates Foundation, Abuja, Nigeria., Idris JM; African Field Epidemiology Network, Ebonyi State, Nigeria., Ba'aba AI; African Field Epidemiology Network, Ebonyi State, Nigeria., Higgins J; Geospatial Research, Analysis and Services Program, Agency for Toxic Substances and Disease Registry, US Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America., Musa AI; World Health Organization, Abuja, Nigeria., Bashir B; World Health Organization, Abuja, Nigeria., Shettima A; Primary Health Care Development Agency, Abuja, Nigeria., Njeakor N; eHealth Africa, Kano, Nigeria., Uzoma I; eHealth Africa, Kano, Nigeria., Mshelia H; Primary Health Care Development Agency, Abuja, Nigeria., Nganda GW; Polio Elimination Branch, US Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America., Mohammed KI; Primary Health Care Development Agency, Abuja, Nigeria., Bomoi IM; African Field Epidemiology Network, Ebonyi State, Nigeria., Chiroma U; Primary Health Care Development Agency, Abuja, Nigeria., Kovacs SD; Polio Elimination Branch, US Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America., Biya O; Polio Elimination Branch, US Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America., Waziri NE; African Field Epidemiology Network, Ebonyi State, Nigeria., Aina M; Solina Center for International Development and Research, Abuja, Nigeria., Adamu US; Primary Health Care Development Agency, Abuja, Nigeria., Shuaib F; Primary Health Care Development Agency, Abuja, Nigeria., Bolu O; Polio Elimination Branch, US Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America., Franka R; Polio Elimination Branch, US Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America., Wiesen E; Polio Elimination Branch, US Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America.
المصدر: The Pan African medical journal [Pan Afr Med J] 2023 Jul 14; Vol. 45 (Suppl 2), pp. 7. Date of Electronic Publication: 2023 Jul 14 (Print Publication: 2023).
نوع المنشور: Journal Article
اللغة: English
بيانات الدورية: Publisher: African Field Epidemiology Network Country of Publication: Uganda NLM ID: 101517926 Publication Model: eCollection Cited Medium: Internet ISSN: 1937-8688 (Electronic) NLM ISO Abbreviation: Pan Afr Med J Subsets: MEDLINE
أسماء مطبوعة: Original Publication: Kampala, Uganda : African Field Epidemiology Network
مواضيع طبية MeSH: Poliomyelitis*/epidemiology , Poliomyelitis*/prevention & control , Poliovirus*, Child ; Humans ; Nigeria/epidemiology ; Local Government ; Vaccination ; Immunization Programs ; Population Surveillance ; Disease Eradication
مستخلص: Introduction: ultimately detected in 2016, wild poliovirus (WPV) transmission continued undetected after 2011 in Northeast Nigeria Borno and Yobe States in security-compromised areas, inaccessible due to armed insurgency. Varying inaccessibility prevented children aged <5 years in these areas from polio vaccination interventions and surveillance, while massive population displacements occurred. We examined progress in access over time to provide data supporting a very low probability of undetected WPV circulation within remaining trapped populations after 2016.
Methods: to assess the extent of inaccessibility in security-compromised areas, we obtained empirical historical data in 2020 on a quarterly and annual basis from relevant polio eradication staff for the period 2010-2020. The extent of access to areas for immunization by recall was compared to geospatial data from vaccinator tracking. Population estimates over time in security-compromised areas were extracted from satellite imagery. We compared the historical access data from staff with tracking and population esimates.
Results: access varied during 2010-2020, with inaccessibility peaking during 2014-2016. We observed concurrent patterns between historical recalled data on inaccessibility and contemporaneous satellite imagery on population displacements, which increased confidence in the quality of recalled data.
Conclusion: staff-recalled access was consistent with vaccinator tracking and satellite imagery of population displacments. Despite variability in inaccessibility over time, innovative immunization initiatives were implemented as access allowed and surveillance initiatives were initiated to search for poliovirus transmission. Along with escape and liberation of residents by the military in some geographic areas, these initiatives resulted in a massive reduction in the size of the unvaccinated population remaining resident.
Competing Interests: The authors declare no competing interests.
(©Joseph Che Forbi et al.)
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معلومات مُعتمدة: 001 International WHO_ World Health Organization
فهرسة مساهمة: Keywords: Nigeria; Polio; inaccessibility; local government areas
تواريخ الأحداث: Date Created: 20240219 Date Completed: 20240220 Latest Revision: 20240420
رمز التحديث: 20240420
مُعرف محوري في PubMed: PMC10874094
DOI: 10.11604/pamj.supp.2023.45.2.39332
PMID: 38370102
قاعدة البيانات: MEDLINE