Figure 5.1 – Reported Cases and Estimated Infections of Acute Hepatitis B and Acute Hepatitis C, among Adults 18–40 Years Old

What to know

These figures represent the number of reported cases and estimated infections among persons aged 18-40 years for acute hepatitis B and acute hepatitis C for the years 2014-2021. Persons aged 18-40 years were used as a proxy for persons who inject drugs.
CDC 2021 Hepatitis Surveillance Report appendix

Number of reported acute hepatitis B and acute hepatitis C cases (Panel A) and estimated infections (Panel B) among adults aged 18-40 years old — United States, 2014–2021

Source: CDC, National Notifiable Diseases Surveillance System.

Summary

The number of reported cases and estimated infections among persons aged 18-40 years for acute hepatitis B, and acute hepatitis C for the years 2014-2021. Persons aged 18-40 years were used as a proxy for persons who inject drugs.