It estimated the risk of HIV transmission through receptive vaginal sex No meta- analysis estimates exist for oral sex (vaginal or penile) because too few.
For insertive penile-vaginal sex, the risk of transmission lowers to 4 out of Receptive anal intercourse with a partner who is HIV-positive is the.
Risk for other sexual exposures were 4 (95% CI 1–14) for insertive penile– vaginal intercourse, 8 (95% CI 6–11) for receptive penile–vaginal.
Insertive Anal Intercourse, Receptive Penile-Vaginal Intercourse, 8. Insertive Penile-Vaginal Intercourse, 4. Receptive Oral Intercourse, Low.