The following cost effectiveness ratios were identified:
mass media and social marketing of condoms, $534 per HIV infection prevented;
peer education for sex workers, $16 per HIV infection prevented;
peer education for high-risk men, $580 per HIV infection prevented;
peer education for young people, $530 per HIV infection prevented;
targeted prevention and treatment of sexually transmitted infections, $2,748 per HIV infection prevented;
mass prevention and treatment of sexually transmitted infections, $4,617 per HIV infection prevented;
targeted anti-retroviral therapy to prevent mother-to-child transmission, $939 per HIV infection prevented;
mass anti-retroviral therapy to prevent mother-to-child transmission, $5,394 per HIV infection prevented;
targeted breast feeding advice to prevent mother-to-child transmission, $2,424 per HIV infection prevented;
mass breast feeding advice to prevent mother-to-child transmission, $3,564 per HIV infection prevented;
testing of donated blood, $84 per HIV infection prevented; and
voluntary testing and counselling, $,1190 per HIV infection prevented.
The sensitivity analysis showed considerable uncertainty over the cost-effectiveness ratios, with some ratios being up to four times greater than the base-case when unfavourable assumptions were used. The results of the sensitivity analysis were presented.