Susan Allen|Jareen Meinzen?Derr|Michele Kautzman|Isaac Zulu|Stanley A. Trask|U. Fideli|Rosemary Musonda|Francis Kasolo|Feng Gao|Alan Haworth
Sexual behavior of HIV discordant couples after HIV counseling and testing
Cincinnati Children's Hospital Medical Center|Children's Medical Center|University Teaching Hospital|University of Alabama at Birmingham|Duke Medical Center|Tropical Diseases Research Centre|University Teaching Hospital|Duke Medical Center|University of Alabama at Birmingham|Ministry of Health
sexual behavior following voluntary hiv counseling testing vct described 963 cohabiting heterosexual couples one hiv positive one hiv negative partner discordant couples biological markers used assess validity selfreportcouples recruited sameday vct center lusaka zambia sexual exposures without condoms recorded 3monthly intervals sperm detected vaginal smears pregnancy sexually transmitted diseases std including hiv gonorrhea syphilis trichomonas vaginalis assessedless 3 couples reported current condom use prior vct year vct 80 reported acts intercourse discordant couples included condom use reporting 100 condom use associated 3970 reductions biological markers however intervals reported unprotected sex negative biological markers underreporting common 50 sperm 32 pregnancies hiv transmissions detected couples reported always using condoms positive laboratory tests std reported extramarital sex relatively infrequent dna sequencing confirmed 87 new hiv infections acquired spousejoint vct prompted sustained imperfect condom use hiv discordant couples biological markers insensitive provided evidence significant underreporting unprotected sex strategies encourage truthful reporting sexual behavior sensitive biological markers exposure urgently needed impact prevention programs assessed behavioral biological measures