Key parameter values and sources for non-injection drug-using (NIDU) agents.

Abbreviations: AIDS – acquired immune deficiency syndrome; HAART – highly active antiretroviral therapy; HIV – human immunodeficiency virus; HF – heterosexual female; HM – heterosexual male; MSM – men who have sex with men; NSP – needle and syringe exchange program; VCT – voluntary counseling and HIV testing; WSW – women who have sex with women.Notes:†value represents the prevalence of AIDS within the entire population of NIDU;‡defined as *defined as accessing VCT at t j and testing positive for HIV.