2009 New York State Acute Hepatitis B Surveillance Summary

Cases Reported January 1, 2009 through December 31, 20091

Acute Hepatitis B

  • Number of confirmed cases2: 57
  • NYS rate per 100,000 population: 0.513
  • U.S. rate per 100,000 population4: 1.51

Cases by Age

Age (years) N %
≤1 0 0.0
2-5 0 0.0
6-10 0 0.0
11-20 0 0.0
21-30 4 7.0
31-40 9 15.8
41-50 26 45.6
50+ 18 31.6
Mean Age 47.4

Cases by Gender

Gender N %
Male 48 84.2
Female 9 15.8

Cases by Race

Race N %
White 41 71.9
Black 5 8.8
Alaskan Native/America Indian 0 0.0
Asian/Pacific Islander 0 0.0
Other 1 1.8
Unknown 10 17.5

Cases by Ethnicity

Ethnicity N %
Non-Hispanic 39 68.4
Hispanic 6 10.5
Unknown 12 21.1

Reported Cases by County5

County Reported Cases
Albany 4
Broome 1
Cayuga 1
Dutchess 4
Erie 3
Monroe 3
Nassau 8
Niagara 1
Onondaga 3
Ontario 2
Orange 1
Oswego 2
Otsego 1
Putnam 1
Rensselaer 1
Rockland 2
Saratoga 2
Schenectady 3
Suffolk 12
Westchester 2

Footnotes

  1. Represents cases reported to the NYSDOH by local health departments during 2009, excluding New York City.
  2. Confirmed Case Definition (based on national surveillance guidelines):
    • Clinical criteria: An acute illness with:
      1. A discrete onset of symptoms and
      2. jaundice or elevated liver enzymes
    • Laboratory criteria:
      1. IgM anti-HAV negative (if done) and
      2. IgM anti-HBc or HBsAg positive
  3. Source: Census.gov 2009 State Population Estimates
  4. Source: Centers for Disease Control and Prevention National Notifiable Disease Surveillance System, 2007.
  5. Includes only counties that reported at least one case of acute hepatitis B in 2009

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 at (518) 473-4439 or email hepatabc@health.state.ny.us.

New York State Confirmed Hepatitis A Cases Reported 2002-2009

New York State Confirmed Hepatitis B Cases Reported 2002-20091

Years Cases
2002 138
2003 110
2004 922
2005 101
2006 82
2007 893
2008 734
2009 574

Footnotes

  1. Excludes New York City
  2. New York State introduced enhanced surveillance in 34 counties across the state
  3. October 2007, CDC makes $20 million available to state and local health department for the purchase of adult hepatitis B vaccine
  4. 2008-2009 CDC makes an additional $16 million per year available to sustain hepatitis B vaccine purchases

Number and Percent of Cases with Confirmed Acute Hepatitis B Who Reported Selected Epidemiologic Risks by Age Group - New York State 2009

Risk Factors for Infection† Age Group (Years)
<2 2-5 6-10 11-20 21-30 31-40 41-50 >50 Total
N % N % N % N % N % N % N % N % N %
Injection drug use1 0 N/A 0 N/A 0 N/A 0 N/A 0/2 0 0/9 0 0/24 0 0/16 0 0/51 0.0
Sexual contact of a case2 0 N/A 0 N/A 0 N/A 0 N/A 0/0 0 0/0 0 1/6 16.7 0/3 0 1/9 11.1
Household contact of a case 0 N/A 0 N/A 0 N/A 0 N/A 1/1 100 0/1 0 0/7 0 0/5 0 1/14 7.1
Homosexual activity (male) 0 N/A 0 N/A 0 N/A 0 N/A 0/2 0 1/5 20.0 4/18 22.2 1/15 6.7 6/40 15.0
Medical employee-blood contact3 0 N/A 0 N/A 0 N/A 0 N/A 0/2 0 1/8 12.5 0/24 0 0/17 0 1/51 2.0
Hemodialysis 0 N/A 0 N/A 0 N/A 0 N/A 0/2 0 0/8 0 0/25 0 0/17 0 0/52 0.0
Had more than 1 sex partner 0 N/A 0 N/A 0 N/A 0 N/A 1/2 50.0 1/7 14.3 5/22 22.7 3/16 18.8 10/47 21.3
Heterosexual4 0 N/A 0 N/A 0 N/A 0 N/A 1/2 50.0 1/6 16.7 4/19 21.1 2/8 25 8/35 22.9
Homosexual or bisexual (male) 0 N/A 0 N/A 0 N/A 0 N/A 0/0 0 0/1 0 1/4 25.0 1/1 100.0 2/6 33.3
Blood transfusion 0 N/A 0 N/A 0 N/A 0 N/A 0/2 0 0/7 0 1/24 4.2 1/17 5.9 2/50 4.0
Surgery 0 N/A 0 N/A 0 N/A 0 N/A 0/2 0 0/8 0 0/23 0 0/17 0 0/50 0.0
Needlestick injury 0 N/A 0 N/A 0 N/A 0 N/A 1/2 50.0 0/8 0 1/24 4.2 1/16 6.3 3/50 6.0
Other Healthcare 0 N/A 0 N/A 0 N/A 0 N/A 0/2 0 1/7 14.3 7/23 30.4 7/16 43.8 15/48 31.3
Other 0 N/A 0 N/A 0 N/A 0 N/A 2/3 66.7 4/8 50.0 7/21 33.3 2/16 12.5 15/48 31.3
No reported risks 0 N/A 0 N/A 0 N/A 0 N/A 1/4 25.0 2/9 22.2 6/26 23.1 4/18 22.2 13/57 22.8
Total number of cases 0 0 0 0 0 0 0 0 4 7.0 9 15.8 26 45.6 18 31.6 57 100.0

*The percentage of cases for which a specific risk factor was reported was calculated on the basis of the total number of cases for which any information for that exposure was reported. Percentages might not total 100% because multiple risk factors might have been reported for a single case.

†Exposures that occurred during the 6 weeks-6 months before onset of illness.

Footnotes

  1. Other healthcare includes the following variables infusion/injections, hospitalization, living in a long term care facility, dental work, or acupuncture in the incubation period
  2. Other includes having a tattoo, body piercing performed in the incubation period, being incarcerated and having been treated for an STD.
  3. Cases for which risk factor data is missing or unknown.
  4. Total number of cases reported in each age group