The evidence-based interventions, listed in this 2008 Compendium, have been identified by PRS through a series of efficacy reviews. These interventions represent the strongest HIV behavioral interventions in the literature to date that have been rigorously evaluated and have demonstrated efficacy in reducing HIV or STD incidence or HIV-related risk behaviors or promoting safer behaviors.
http://www.cdc.gov/hiv/topics/research/prs/evidence-based-interventions.htm
