Abstract 15093: Elevated Risk of Recurrent Ablation in Black Compared to White Patients With Atrial Fibrillation: Another Paradox of Atrial Fibrillation in Blacks

التفاصيل البيبلوغرافية
العنوان: Abstract 15093: Elevated Risk of Recurrent Ablation in Black Compared to White Patients With Atrial Fibrillation: Another Paradox of Atrial Fibrillation in Blacks
المؤلفون: Ali Asgar, Juzer, Duhan, Sanchit, Kundan, Parshotam, Walia, Naval, KRAFT, DANIELLE, Bliden, Kevin, Tantry, Udaya, Shah, Paresh, Gurbel, Paul, Kanjwal, Mohammed
المصدر: Circulation (Ovid); November 2022, Vol. 146 Issue: Supplement 1 pA15093-A15093, 1p
مستخلص: Introduction:Lower prevalence of atrial fibrillation (AF) despite a higher prevalence of risk factors in blacks compared to whites (AF paradox) has been reported. However, less information is available about recurrent ablation events in blacks compared to whites.Methods:Demographic characteristics and one-year recurrent ablation events were analyzed in AF patients admitted to a community hospital from 2018 to 2021.Results:Recurrent AF ablation occurred in 3.7% (16/435) of the study population and was significantly higher in black compared to white patients [9/86 (10.5%) vs. 7/349 (2.0%), respectively, p=0.0001]. Black race and history of atrial flutter were predictors of recurrent AF ablation (p<0.05) within one year of initial ablation. Black patients were younger (p=0.03) with a significantly higher prevalence of hypertension, diabetes, cardiomyopathy/heart failure, thyroid disease, renal disease, sleep apnea, COVID-19, pacemaker/AICD placement, and history of Ventricular tachycardia (Table). Concomitant medications were similar between races besides higher use of antihypertensive medications in black patients (Table).Conclusions:In our community hospital setup, black patients with AF had a higher prevalence of comorbidities and significantly higher incidence of one-year recurrent ablation events despite similar therapy compared to white patients. These observations should be explored in a larger prospective study to understand the differential association of comorbidities in black AF patients and associated higher risk for recurrent events.
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