"Survival was greatest among children regardless of transmission category, followed by adult and adolescent males with diagnosed HIV infection attributed to male-to-male sexual contact, adult and adolescent males with infection attributed to male-to-male sexual contact and injection drug use, and adult and adolescent females with infection attributed to heterosexual contact. Survival was intermediate among adult and adolescent males with infection attributed to heterosexual contact. Survival was lowest among adult and adolescent males and females with infection attributed to injection drug use."

Source

Centers for Disease Control and Prevention. HIV Surveillance Report, 2011, "Rates of diagnoses of HIV infection among adults and adolescents, by area of residence, 2011—United States and 6 dependent areas"; Vol. 23, p. 9. Published February 2013. Accessed May 21, 2013.
http://www.cdc.gov/hiv/pdf/st…