Study Cohort | Sample Source | Participant group | Duration of HIV infection | # of samples |
---|---|---|---|---|
Discovery Cohort | Hormonal Contraception and HIV Genital Shedding (GS) Study | Women in Zimbabwe and Uganda (2001–2009), ART provided according to local guidelines CD4 < 250 cells/mL), prevalent subtypes A, C, and D |  < 3 months | 47 |
3–6 months | 63 | |||
6–12 months | 91 | |||
12–24 months | 12 | |||
2–4 years | 29 | |||
4–6 years | 30 | |||
6–8.7 years | 38 | |||
Validation Cohort | HPTN 071 (PopART) Study | General population/household survey (2013–2018), men and women, three arm trial including early/universal ART; prevalent subtype C |  < 1 yeara | 219 |
1–2 yearsb | 208 | |||
 > 1 yearc | 685 | |||
 > 2 yearsd | 3483 |