Table 2a. Incidence per 100,000 population of acute, symptomatic hepatitis A, by state/area and year - United States, 1996-2008

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State/Area 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008
Alabama
5.1
2
1.9
1.4
1.3
1.8
0.9
0.5
0.2
1
0.3
0.5
0.3
Alaska
8.9
5.6
2.8
2.4
2.1
2.5
1.9
1.5
0.6
0.6
0.3
0.7
0.7
Arizona
39.9
51.2
39.5
14.6
9
7.7
5.6
5
4.6
3.3
2.9
2.4
1.8
Arkansas
20
8.8
3.2
3.2
5.4
2.7
2.7
1.4
2.2
0.7
1.7
0.5
0.4
California
20.9
19.9
12.8
10.4
8.8
5.4
4.1
3.2
2.5
2.7
2.7
1.6
1.2
Colorado
13.4
10.3
8.7
5.4
5.2
2
1.6
1.4
1.1
1
0.9
0.5
0.7
Connecticut
4.3
4.6
3
3.9
5.2
7
2.7
2.6
2.1
1.5
1.3
0.7
0.7
Delaware
2.9
4.2
0.8
0.3
1.9
2
1.9
1.1
0.7
0.7
1.5
1
0.8
District of Columbia
7.2
6.8
12.7
11.4
7
14
14.3
7.7
1.3
1
1.7
†
†
Florida
5.1
5.5
4.1
5.7
4.1
5.2
6.3
2.3
1.5
1.5
1.2
0.8
0.8
Georgia
5.6
10.2
11.5
6.2
4.6
11.1
6
9.1
3.6
1.4
0.6
0.7
0.6
Hawaii
10.1
12.4
4.5
2
1.1
1.4
2
1
2.1
1.9
0.9
0.5
1.6
Idaho
20.8
12.4
19.1
3.8
3.5
4.3
2.3
1.3
1.4
1.4
0.6
0.5
1.1
Illinois
6.4
7.2
6.8
7
5.6
3.5
2.1
1.5
1.2
1
0.8
0.9
0.9
Indiana
6.3
5.6
2.9
1.8
2.2
1.7
0.8
1.2
1
0.4
0.5
0.4
0.3
Iowa
11.7
17.2
14
5.6
2.3
1.2
2.2
1.4
1.7
0.7
0.4
1.6
3.6
Kansas
15.1
10
4.1
2.5
4.1
6.7
2.6
1
0.8
0.6
1
0.4
0.5
Kentucky
1.4
2
0.8
1.7
1.6
3.6
1.1
0.9
0.7
0.6
0.8
0.5
0.7
Louisiana
6
6.1
4
4.9
2.4
1.9
2
1.1
1.1
1.4
0.9
0.7
0.3
Maine
2.3
5.3
1.6
2.2
1.7
0.9
0.6
1.6
1.3
0.6
0.6
0.4
1.4
Maryland
5.1
3.7
8.1
5.9
4
5.5
5.5
3.2
1.9
1.5
1.1
1.3
0.8
Massachusetts
3.8
4.2
2.1
2.3
2.2
5.9
2.2
3.4
10.3
4.5
1.3
1
0.9
Michigan
5.2
14
21.7
12.7
4.9
3.3
2.2
2
1.4
1
1.2
1
1.2
Minnesota
3.8
5.2
3.1
2.7
3.7
0.9
1.1
1
1.1
0.6
0.6
1.8
0.9
Mississippi
8.3
3.5
2.5
4.6
5
1.3
2.2
0.6
0.8
0.7
0.3
0.3
0.2
Missouri
26.3
21.3
11.7
13
4.6
1.6
1.5
1
0.6
0.4
0.8
0.4
0.6
Montana
14.8
8.1
10.9
2
0.8
1.8
1.4
0.9
0.8
1.1
1.2
0.9
0.1
Nebraska
9.5
6.8
1.6
3.2
2.2
2.2
1.1
0.8
0.7
0.9
1
1.1
2.3
Nevada
28.1
26.1
13
8.1
4.5
3.3
2.5
2.3
0.7
0.9
0.4
0.5
0.5
New Hampshire
1.9
3
1.6
1.5
1.5
1.4
0.9
1.5
2.1
6.3
1.7
0.9
0.9
New Jersey
4.9
3.9
4.2
1.9
3.4
3.3
2.2
2.4
2.2
1.8
1.3
1.4
1
New Mexico
20.8
20.4
8.9
3.2
3.8
2.2
1.7
1.3
1.3
1.5
0.8
0.6
0.9
New York
5.8
7.2
5.3
3.8
4.2
4.1
3.3
3.1
2.4
2
1.1
1.2
0.9
North Carolina
2.8
2.8
1.7
2.2
1.9
3
2.5
1.5
1.2
1
1.2
0.7
0.7
North Dakota
21.8
2.2
0.6
0.5
0.6
0.5
0.6
0.3
0.3
0.3
0.5
0.3
0.3
Ohio
7
3
3.5
5.8
2.3
2.3
2.6
1.5
0.4
0.4
0.5
0.6
0.4
Oklahoma
78.6
43.6
20
15.9
7.9
3.3
1.5
0.8
0.6
0.2
0.3
0.4
0.4
Oregon
27.4
11.6
13.3
7.6
5
3
1.8
1.7
1.5
1.3
1.2
0.8
0.7
Pennsylvania
4.5
4.2
3.5
3
3.6
2.5
2.4
8.2
1.2
0.7
0.5
0.8
0.5
Rhode Island
2.6
13.3
1.8
3.5
3
7.1
3.2
1.6
2.2
1.8
1.5
1.3
1.1
South Carolina
1.5
2.9
1.4
1.2
2.4
2.1
1.6
1.3
0.9
0.9
0.6
0.4
0.4
South Dakota
5.9
3.7
5.5
1.4
0.4
0.4
0.4
†
0.5
0.1
1.2
0.8
0.5
Tennessee
14.6
7.8
4.3
2.7
2.7
3.3
2.1
3.5
1.6
2.4
1.2
0.9
0.5
Texas
18.2
23.3
17.9
12.6
9.2
2.6
3.9
2.8
2.8
2
1.4
1.1
1.1
Utah
53.1
26.6
9.3
3
3.2
2.9
2.4
1.7
1.5
0.8
0.5
0.3
0.5
Vermont
2
2.5
2.9
4
1.6
2.6
0.6
1
1.3
0.8
1.3
1.3
0.3
Virginia
3.3
3.7
3.3
2.7
2.3
2.3
2.2
1.9
1.9
1.2
0.8
1.2
0.7
Washington
18.2
18.1
18.2
8.8
5
3.1
2.7
1.2
1.1
0.8
0.8
0.9
0.8
West Virginia
1
0.7
0.5
2.6
3.1
1.6
1.3
2.1
0.3
0.2
0.3
0.6
0.3
Wisconsin
3.8
3.6
3.6
1.5
2
1.6
3.6
0.8
2.2
0.9
0.8
0.6
0.6
Wyoming
8.5
7.3
7.7
1.9
0.8
1.4
0.6
0.4
1
0.2
0.4
0.6
0.6

† No cases were reported.

In 2008, the incidence rate for acute, symptomatic hepatitis A ranged from 0.1 per 100,000 population in Montana to 3.6 per 100,000 population in Iowa.

Page last reviewed: November 15, 2010
Content source: Division of Viral Hepatitis, National Center for HIV, Viral Hepatitis, STD, and TB Prevention