Susceptibility to Hepatitis A Virus Infection in the United States, 2007–2016

Background Despite national immunization efforts, including universal childhood hepatitis A (HepA) vaccination recommendations in 2006, hepatitis A virus (HAV)–associated outbreaks have increased in the United States. Unvaccinated or previously uninfected persons are susceptible to HAV infection, yet the susceptibility in the US population is not well known. Methods Using National Health and Nutrition Examination Survey 2007–2016 data, we...