Table 1.
Study, sample, and intervention characteristics of the 10 studies (k = 11) included in the meta-analysis.
| Citation | Sample | Baseline Sexual Behaviors† |
Setting | Intervention Characteristics* | Control | MQ | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Facilitators | Delivery Method |
Intervention Level |
Sessions | Total minutes |
||||||
| Cupp et al. [15, 38, 39] | N = 1,057; 53% F; Ages 13 to18; Alc Use=36% | Partners: NR PVA: 89% |
Schools in KwaZulu-Natal | Peers; Teachers | Technology-Assisted FTF | GRP | 15 | 525 | RCNM | 15 |
| Heeren et al. [16] | N=201; 53% F; Mean age=21; Alc Use = 36% | Partners: 20% PVA: NR |
University in Eastern Cape Province | Postgraduate University Student Trainees | FTF | GRP | 4 | 360 | IRCM | 22 |
| Jemmott et al.[17, 40] | N=1,057; 53% F; Mean age=12; Alc Use = NR | Partners: 14% PVA: 80% |
Schools in Mdantsane and Berlin, Eastern Cape Province | Project Staff | FTF | GRP | 12 | 720 | IRCM | 18 |
| Jewkes et al.[41–43] | N=2,776; 51% F; Ages 15 to 26; Alc Use=14% | Partners: 30% PVA: 41% |
Community Volunteers and STD Clinic Patients in Mthatha, Eastern Cape Province | Planned Parenthood Association of South Africa Staff | FTF | GRP | 17 | 3060 | RCNM | 17 |
| Mash and Mash [19, 44] | N=1,352; 64%F; Mean age=15; Alc Use = NR | Partners: NR PVA: 58% |
Church youth groups in Western Cape Province | Peers; Youth Group Leaders | FTF | GRP | 20 | 1800 | WL/NT | 9 |
| Mason-Jones et al.[20] | N=3,934; 57% F ; Ages 15 to 16; Alc Use=NR | Partners: NR PVA: 69% |
Schools in Western Cape Province | Peers | FTF | GRP/IND | NR | NR | IRCNM | 14 |
| Mathews et al.[21, 45–49] | Cohort #1 N=5352; 53% F; Mean age=13 Alc Use=NR |
Partners: NR PVA: 45% |
Schools in Cape Town, Western Cape Province | Teachers; Nurses | FTF | GRP | 16 | 1020 | WL/NT | 18 |
| Cohort #2 N=2590; 55% F; Mean age=13; Alc Use=NR |
Partners: NR PVA: 30% |
Schools in Mankweng, Limpopo Province | Teachers; Nurses | FTF | GRP | 10 | 660 | WL/NT | 17 | |
| Tibbits et al.[22, 50–53] | N=251; 51% F; Mean age=14 ; Alc Use=15% | Partners: NR PVA: 51% |
Schools in Mitchell’s Plain Township near Cape Town, Western Cape Province | Teachers | FTF | GRP | 36 | 1800 | WL/NT | 15 |
| Visser et al.[23] | N=1,918; 54% F ; Ages 13 to 20; Alc Use=26% | Partners: 12% PVA: 52% |
Schools in Tshwane, Gauteng Province | Peers; Teachers; Postgraduate University Student Trainees | FTF | GRP | NR | NR | WL/NT | 9 |
Note. NR = not reported; N, number of participants who consented to participate in the study; F, females; Alc, alcohol; PVA, protected vaginal or anal sex; FTF, face-to-face; GRP, group; IND, individual; RCM relevant content matched for time; RCNM, relevant content not matched for time; IRCM, irrelevant content matched for time; IRCNM, irrelevant content not matched for time; WL/NT, wait-list/no treatment/assessment only control; MQ, methodological quality.
In some case, intervention details (number of sessions and/or total minutes) were estimated based on range of values and/or details reported.
Baseline sexual behaviors are provided as the (1) proportion of participants with multiple sexual partners and (2) proportion of participants who reported engaging in protected vaginal or anal sex (PVA).