Of Medicare beneficiaries who receive an atrial fibrillation diagnosis, 1 in 4 will die within a year.
Piccini J, Hammill B, Sinner M, Jensen P, et al. Incidence of Atrial Fibrillation and Associated Mortality Among Medicare Beneficiaries from 1993 to 2007. ACC Expert Analysis. 2012; 5(1): A191718. https://www.acc.org/latest-in-cardiology/articles/2014/07/18/15/08/incidence-and-prevalence-of-afib-and-associated-mortality-among-medicare-beneficiaries