Numbers and rates* of reported acute hepatitis infections among adults aged 18-40 years old, by demographic characteristics — United States 2020

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◀ Table 5.2
Numbers and rates* of reported acute hepatitis infections among adults aged 18-40 years old, by demographic characteristics — United States 2020
Characteristics Acute Hepatitis B Acute Hepatitis C
No. Rate* No. Rate*
Total§ 690 0.7 2,908 2.9
Sex
Male 402 0.8 1,824 3.6
Female 287 0.6 1,079 2.2
Race/ethnicity
American Indian/Alaskan Native 4 0.4 40 5.1
Asian/Pacific Islander 16 0.2 29 0.4
Black, non-Hispanic 102 0.7 202 1.4
White, non-Hispanic 443 0.8 1,974 3.6
Hispanic 55 0.3 223 1.1
Urbanicity
Urban 539 0.6 2,360 2.6
Rural 131 1 498 3.9
HHS Region**
Region 1: Boston 24 0.6 247 5.9
Region 2: New York 30 0.3 284 3.3
Region 3: Philadelphia 63 0.7 235 2.6
Region 4: Atlanta 351 1.7 1,013 5
Region 5: Chicago 116 0.7 615 3.9
Region 6: Dallas 54 0.4 214 1.5
Region 7: Kansas City 11 0.3 42 1
Region 8: Denver 11 0.3 101 2.5
Region 9: San Francisco 14 0.1 55 0.4
Region 10: Seattle 16 0.3 101 2.3
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Source: CDC, National Notifiable Diseases Surveillance System.* Rate per 100,000 population.

§ Numbers reported in each category may not add up to the total number of reported cases in a year due to cases with missing data or, in the case of race/ethnicity, cases categorized as “Other”.

¶ Urban-rural region was categorized according to 2013 National Center for Health Statistics (NCHS) urban-rural classification scheme for counties and county-equivalent entities (https://www.cdc.gov/nchs/data_access/urban_rural.htm.) Large central metro, large fringe metro, medium metro, and small metro counties were grouped as urban. Micropolitan and noncore counties were grouped as rural.

** US Department of Health and Human Services Regions were categorized according to the grouping of states and US Territories assigned under each of the ten Department of Health and Human Services regional offices. For the purposes of this report, regions with US territories (Region 2 and Region 9) contain data from states only.

The number of reported cases and rates of acute hepatitis B and acute hepatitis C among persons aged 18 to 40 years for 2020. Persons aged 18–40 years were used as a proxy for persons who inject drugs.

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