Incidence of viral hepatitis in Brazil from 2009 to 2018: an epidemiological study of confirmed cases of viral hepatitis.

Introduction Viral hepatitis is a major public health problem. It is necessary to understand the epidemic, verifying the combination of biological and demographic characteristics. Methods This is an analytical ecological and epidemiological study. Confirmed case data from the Notification Disease Information System (SINAN) were used. Results From 2009-2018, SINAN confirmed 404,003 viral hepatitis cases in Brazil, with 12.49%, 37.06%, and 48.28% cases of hepatitis A, B, and C, respectively. Conclusions In Brazil, 4,296 deaths were associated with viral hepatitis, of which 36.66% were associated with acute hepatitis B. The proportional distribution of cases varied among the five Brazilian regions.