Figure 3.8 – Chronic Hepatitis C: Case Rates by Sex & Age

At a glance

Among both males and females, newly reported cases of chronic hepatitis C were highest among persons aged 20–39 years and among person aged 55–70 years.
CDC 2021 Hepatitis C Surveillance Report

Number of newly reported* chronic hepatitis C virus infection cases† by sex and age — United States, 2021

Figure 3.8
figure-3.8
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Source: CDC, National Notifiable Diseases Surveillance System.

* During 2021, cases of chronic hepatitis C were either not reportable by law, statute, or regulation; not reported; or otherwise unavailable to CDC from Arizona, District of Columbia, Hawaii, Indiana, Kentucky, North Carolina, Rhode Island, and Texas.

† Only confirmed, newly diagnosed, chronic hepatitis C cases are included. For the complete case definition, see Chronic Hepatitis C.

Summary

A total of 107,540 newly chronic hepatitis C cases were reported during 2021. A higher number of newly reported cases of chronic hepatitis C were observed among males, compared with females across all age groups. Among both males and females, a bimodal age distribution was observed with infections highest among persons aged 20-39 years and a second peak around 55-70 years.

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