Enrollment and HIV incidence among at-risk volunteers enrolled for HIV prevention preparatory studies stratified by CRC and, where appropriate, sex.

* IAVI support initiated in 2004

** p value for the incident rate ratio calculator comparing HIV incidence by sex, where study populations are stratified by sex

*** For additional details on recruitment, demographics, follow up and earlier reports of HIV incidence. With the exception of Feldblum 2012, all the data above and in Table 3 represents new analyses and additional follow up time.

Cohort enrollment currently open

▪▪ Recruited women from 16 years old; the only cohort to recruit <18 year olds

HIV positive partner in the DC cohort is on ART, too few to analyze by volunteer sex (87 negative men, 65 women)

PY: Person years, IQR: Interquartile range, CI: Confidence Interval, CRC: Clinical Research Center, DC: Discordant Couple (reported sex applies to enrolled HIV uninfected volunteers, HIV infected volunteers were all ART-naive except where noted), NA: reference not available, data not previously published

Enrollment and HIV incidence among at-risk volunteers enrolled for HIV prevention preparatory studies stratified by CRC and, where appropriate, sex.