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.