1. Estimates of People with Hepatitis C in New York Number People with Reactive anti-HCV Antibody United States Census Bureau 2010: Age and Sex Compositions (http://www.census.gov/prod/cen2010/briefs/c2010br-03.pdf; accessed 7/23/14); Ditah et al. J Hepatology 2014; 60:691 - NHANES HCV survey found 1.3% prevalence anti-HCV in US population age >18; Chak et al. Liver International 2011; 31:1090 - Adjustment for groups excluded from NHANES including homeless, incarcerated, active military and nursing home residentshttp://www.census.gov/prod/cen2010/briefs/c2010br-03.pdf

2. Estimate of the Number of People with Hepatitis C per HCV Provider in New York Chak et al. Liver International 2011; 31:1090 – Estimate 75% of people with anti-HCV antibody reactivity have active hepatitis C infection. Provider data estimated from state-level ribavirin prescription data in 2013-2014. Data kindly provided by IMS. Hepatitis C provider estimate includes everyone who has written at least one prescription for ribavirin

3. Estimates of the Number of People with Hepatitis C Infection per HCV Provider in New York Compared with Nearby States Chak et al. Liver International 2011; 31:1090 – Estimate 75% of people with anti-HCV antibody reactivity have active hepatitis C infection. Provider data estimated from state-level ribavirin prescription data in 2013-2014. Data kindly provided by IMS. Hepatitis C provider estimate includes everyone who has written at least one prescription for ribavirin

4. New York Viral Hepatitis Prevention Coordinator Colleen Flanigan caf03@health.state.ny.us 518­-486-­6806 Website: http://www.health.state.ny.us/diseases/communicable/hepatitishttp://www.health.state.ny.us/diseases/communicable/hepatitis New York City Eric Rude erude@health.nyc.gov 347­-396-­2410 Website http://www.nyc.gov/html/doh/html/living/cd­hepatitisc.shtmlhttp://www.nyc.gov/html/doh/html/living/cd­hepatitisc.shtml