Slide 2.2. Incidence of acute, hepatitis A, by age group — United States, 2000-2010

Figure 2.2. Rates of acute hepatitis A declined for all age groups between 2000 and 2010. Rates were similar and low among persons in all age groups in 2010(<1.0 cases per 100,000 population; range: 0.31–0.81). In 2010, rates were highest for persons aged 20–29 years (0.81 cases per 100,000 population); the lowest rates were among children aged <9 years (0.31 cases per 100,000 population).