New York State Hepatitis Surveillance Summary - 2005

Hepatitis A

Cases Reported January 1, 2005 through December 31, 20051

  • Number of confirmed cases2 - 112
  • NYS Rate per 100,000 population - 1.01
  • U.S. Rate per 100,000 population3 - 2.66
Cases by Age
Age (years) N %
≤ 1 0 0.0
2-5 5 4.5
6-10 5 4.5
11-20 17 15.2
21-30 18 16.1
31-40 12 10.7
41-50 13 11.6
50+ 42 37.5
Mean Age: 39.5 years

Cases by Gender
Gender N %
Male 50 44.6
Female 62 55.4

Cases by Race
Race N %
White 91 81.3
Black 1 0.9
Alaskan Native/Amer Ind 0 0.0
Asian/Pac Islander 7 6.3
Other 4 3.6
Unknown 9 8.0

Cases by Ethnicity
Ethnicity N %
Non-hispanic 78 69.6
Hispanic 22 19.6
Unknown 12 10.7

Reported Cases by County4
County Case Count
Albany 4
Chemung 2
Dutchess 4
Erie 5
Essex 2
Franklin 1
Livingston 1
Madison 1
Monroe 7
Nassau 23
Oneida 2
Onondaga 4
Ontario 1
Orange 3
Oswego 2
Otsego 1
Putnam 2
Rensselaer 1
Rockland 1
Saratoga 4
Schenectady 2
Steuben 2
Suffolk 11
Tompkins 2
Ulster 6
Washington 3
Westchester 15

Footnotes:

1 Represents cases reported to the NYSDOH by local health departments during 2005, excluding NYC.

2 Case Definition: 1) A discrete onset of symptoms and jaundice or elevated liver enzymes; and, 2) IgM anti-HAV positive test result. Confirmed: A case that meets the clinical and laboratory criteria, or a case that meets the clinical criteria and occurs in a person who has an epidemiologic link with a person who has laboratory-confirmed hepatitis A (i.e., household or sexual contact with an infected person during the 15-50 days prior to onset of symptoms).

3 Source: Centers for Disease Control and Prevention National Notifiable Disease Surveillance System, 2003.

4 Includes only counties that reported at least one case of hepatitis A virus in 2005.

Note: Percentages may not equal 100 due to rounding

For more information, or if you have questions about this summary report, please contact the Bureau of Communicable Disease Control @ (518) 486-2938 or email hepatabc@health.state.ny.us.