New York State Acute Hepatitis C Surveillance Summary 2009

Cases Reported January 1, 2009 through December 31, 20091

Acute Hepatitis C
Number of confirmed cases2,3 48
NYS rate per 100,000 population4 0.43
U.S. rate per 100,000 population5 0.30

Cases by Age
Age (years) N %
≤1 0 0.0
2-5 0 0.0
6-10 0 0.0
11-20 3 6.3
21-30 24 50.0
31-40 7 14.6
41-50 6 12.5
>50 8 16.7
Mean Age: 35.1years

Cases by Gender
Gender N %
Male 24 50.0
Female 24 50.0

Cases by Race
Race N %
White 39 81.3
Black 2 4.2
Alaskan Native/American Inddian 0 0
Asian/Pacific Islander 1 2.1
Other 2 4.2
Unknown 4 8.3

Cases by Ethnicity
Ethnicity N %
Non-Hispanic 36 75.0
Hispanic 6 12.5
Unknown 6 12.5

Reported Cases by County6
Allegany 1
Broome 2
Cattaraugus 1
Chautauqua 4
Chenango 1
Clinton 1
Columbia 1
Cortland 3
Dutchess 2
Erie 4
Genesee 1
Herkimer 1
Jefferson 3
Livingston 1
Monroe 3
Montgomery 1
Niagara 2
Oneida 1
Onondaga 2
Ontario 1
Orange 1
Rensselaer 1
Rockland 2
Saratoga 1
Schenectady 2
Steuben 2
Suffolk 2
Sullivan 1
Ulster 1

New York State Confirmed Acute Hepatitis C Cases Reported 2002-2009

*Excludes New York City.

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

Age Group (Years)
Risk Factors for Infection** <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 use 0 N/A 0 N/A 0 N/A 3/3 100.0 19/23 82.6 2/4 50.0 1/5 20.0 0/6 0 25/41 61.0
Sexual contact of a HCV case 0 N/A 0 N/A 0 N/A 1/1 100.0 2/9 22.2 0/2 0 2/2 100.0 1/2 50.0 6/16 37.5
Household contact of a HCV case 0 N/A 0 N/A 0 N/A 0/1 0 2/9 22.2 0/2 0 1/2 50.0 0/1 0 3/15 20.0
Homosexual activity (male) 0 N/A 0 N/A 0 N/A 0/0 0 0/6 0 0/1 0 0/2 0 0/3 0 0/12 0
Medical employee with blood contact 0 N/A 0 N/A 0 N/A 0/2 0 0/16 0 0/6 0 0/5 0 0/6 0 0/36 0
Hemodialysis 0 N/A 0 N/A 0 N/A 0/3 0 0/18 0 0/6 0 0/5 0 1/7 14.3 1/39 2.6
Had >1 sex partner 0 N/A 0 N/A 0 N/A 1/1 100.0 7/13 53.8 0/2 0 1/4 25.0 0/5 0 9/25 36.0
Blood transfusion 0 N/A 0 N/A 0 N/A 0/3 0 0/16 0 0/4 0 0/5 0 0/7 0 0/35 0
Surgery 0 N/A 0 N/A 0 N/A 0/2 0 0/14 0 0/3 0 0/4 0 2/5 40.0 2/28 7.1
Needlestick injury 0 N/A 0 N/A 0 N/A 0/3 0 0/15 0 0/1 0 0/5 0 1/7 14.3 1/31 3.2
Other Healthcare1 0 N/A 0 N/A 0 N/A 2/2 100.0 6/14 42.9 1/2 50.0 0/4 0 4/6 66.7 13/28 46.4
Other2 0 N/A 0 N/A 0 N/A 2/2 100.0 8/13 61.5 1/1 100.0 1/5 20.0 0/6 0 12/27 44.4
No reported risks3 0 N/A 0 N/A 0 N/A 0/3 0 1/24 4.2 3/7 42.9 2/6 33.3 4/8 50.0 10/48 20.8
Total number of cases4 0 0 0 0 0 0 3 6.3 24 50.0 7 14.6 6 12.5 8 16.7 48 100.0

* 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 2 weeks to 6 months before onset of illness.

1Other healthcare includes the following variables infusion/injections, hospitalization, living in a long term care facility, dental work, or acupuncture in the incubation period.

2Other includes having a tattoo, body piercing performed in the incubation period, being incarcerated and having been treated for an STD.

3Cases for which risk factor data is missing or unknown.

4Total number of cases reported in each age group.