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Association Between State Hepatitis A Vaccination Requirements and Hepatitis A Vaccination Rates
Yoonyoung Choi1, Alexandra Bhatti2, Zhiwen Liu1
1Center for Observational and Real-world Evidence, Merck & Co., Inc., Kenilworth, New Jersey, USA.
Abstract:
Using National Immunization Survey Child and Teen (2008-2017), we associated state vaccination requirements with hepatitis A (Hep A) vaccination rates in children and adolescents. States with school entry or both childcare and school entry requirements were associated with 35%-40% higher Hep A vaccination rates, compared with states without such requirements.
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