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Total Reported Cases

  • There are approximately 56,300 new infections in the US per year and a cumulative AIDS diagnosed case total of 982,498 (2006).  Western New York has a cumulative total of 2,792 cases reported, representing .28% of the epidemic in the United States, or approximately 157 new cases per year. (i)

  • The Centers for Disease Control and Prevention (CDC) estimate approximately .003-.004% of the U.S. population is living with HIV/AIDS.  The U.S. Census Bureau projected the WNY region’s 2007 population to be 1,534,277.  Based on this data the number of individual living with HIV/AIDS in the region would be 4,603-6,137. (i)

  • The CDC reports that approximately 21% of individuals living with HIV infection are undiagnosed or unaware of their HIV status. (i)

Racial & Ethnic Breakdown

  • African Americans represent 9.9% of Western New York’s population (2010 US Census), but comprise 38% of those living with HIV or AIDS in the region. (i)

  • Hispanics/Latinos represent just 4.0% of Western New York’s population (2010 US Census), but comprise 14% of the region’s HIV/AIDS cases. (i)

  • Non-Hispanic whites represent 82% of the region’s population (2010 US Census), and account for 38% of cases of HIV/AIDS in Western New York. (i)

Risk Categories

  • Men who have sex with men (MSM) is the most common risk category for individuals living with HIV/AIDS in WNY (42%); 31% of reported HIV/AIDS cases report their risk category to be unprotected heterosexual contact; 16% of reported cases are reported as intravenous drug use (IDU). (i)
  • The City of Buffalo has a case rate of 359 per 100,000 population, which is substantially higher than the statewide AIDS case rate exclusive of NYC (251.5 per 100K).(ii)
  • Nationally and locally, there has been a dramatic shift of the disease from gay white males to communities of color. (ii)
  • Heterosexual contact is by far the number one mode of infection for women.  The prevalence of HIV/AIDS amongst women of color has been increasing dramatically in recent years. (ii)


  • There were 5065 reported cases of Chlamydia in Erie County in 2011.(iii) Presently Chlamydia is the most frequently reported STI in Erie County.(ii)

  • Erie County’s rate of Chlamydia infection is significantly higher than the averages for both Upstate New York and New York State as a whole. Women are much more likely than men to be infected with Chlamydia, nationally and locally.(ii)  

  • There were 1382 reported cases of gonorrhea in Erie County in 2011. (iii)

  • Erie County’s rate of gonorrhea infection is significantly higher than the averages for both Upstate New York and New York State as a whole, due in part to greater rates of poverty as well as testing that is more accessible and more accurate than other parts of the state.(ii)

  • There were 18 reported cases of early syphilis in Erie County in 2011,(iii) most of  which occurred amongst individuals identifying as gay, bisexual or transgendered.(ii)  Since the early ‘90s, the rates of early syphilis have decreased dramatically across the state and are almost zero for Erie County and Upstate New York.(iii)

i - 2012 Data Collection Report, AIDS Network of Western New York

ii - 2010-2013 Community Health Assessment, Erie County Department of Health, Erie County NY
iii - Reportable Communicable Diseases in Erie County 2012, Erie County Health Department, Erie County NY