Determinants of Per-Coital-Act HIV-1 Infectivity Among African HIV-1–Serodiscordant Couples
Reports data from a prospective study of African HIV-1–serodiscordant couples assessing transmissions for linkage within the study partnership, based on HIV-1 sequencing. Modifiable risk factors were (HIV-positive partner) RNA level and condom use, and (HIV-negative partner) presence of STIs and male circumcision.