Table 2.
Baseline sexual and drug use behavior and psychosocial factors by study arm, TRUST study 2016–2018
| Total | Intervention | Control | p-value | ||||
|---|---|---|---|---|---|---|---|
| Primary (N = 188) | Friend (N = 188) | Primary (N = 89) | Friend (N = 90) | Primary (N = 99) | Friend (N = 98) | ||
| Sexual and drug use risk behavior | |||||||
| Condomless receptive anal intercourse P3M | 61 (32.5%) | 62 (33.5%) | 26 (28.9%) | 25 (26.6%) | 35 (35.7%) | 37 (40.7%) | Χ2 statistic = 1.14, 1 df, p-value = 0.286 |
| Condomless insertive anal intercourse P3M | 73 (38.8%) | 60 (32.4%) | 36 (40%) | 23 (24.5%) | 37 (37.8%) | 37 (40.7%) | Χ2 statistic = 0.02, 1 df, p-value = 0.895 |
| Sex while using drugs P3M | 101 (53.7%) | 76 (41.1%) | 49 (54.4%) | 34 (36.2%) | 52 (53.1%) | 42 (46.2%) | Χ2 statistic = 0.003, 1 df, p-value = 0.957 |
| New STI P12M | 50 (27.7%) | 56 (30.6%) | 52 (28.9%) | 27 (28.7%) | 48 (25.5%) | 29 (32.6%) | Χ2 statistic = 0.04, 1 df, p-value = 0.495 |
| Five or more casual male and/or TGF sex partners | 31 (16.49%) | 16 (8.7%) | 19 (21.11%) | 7 (7.5%) | 12 (12.24%) | 9 (9.9%) | Χ2 statistic = 2.90, 1 df, p-value = 0.102 |
| HIV risk perception | |||||||
| How likely are you to get HIV? | 2.0 (1.2) | 1.9 (1.3) | 2.0 (1.2) | 1.7 (1.0) | 2.0 (1.2) | 2.2 (1.5) | Χ2 statistic = 0.12, 1 df, p-value = 0.729a |
| How worried are you about getting HIV? | 3.4 (1.9) | 3.2 (1.9) | 3.6 (1.9) | 3.0(1.9) | 3.2 (2.0) | 3.3 (1.9) | Χ2 statistic = 2, 1 df, p-value = 0.101 a |
| Current PrEP use | 17 (9%) | 20 (10.8%) | 8 (8.9%) | 6 (6.4%) | 9 (9.2%) | 14 (15.4%) | Χ2 statistic = 2.41, 1 df, p-value = 0.120 |
| AUDIT score mean (SD) | 8.8 (5.9) | 8.3 (4.7) | 9.8 (6.5) | 8.4 (5.1) | 7.7 (5.1) | 8.2 (4.3) | Χ2 statistic = .989, 1 df, p-value = 0.046 a |
| Drug use P3M | |||||||
| Marijuana | 133 (70.7%) | 122 (66.3%) | 62 (69.7%) | 66 (71.0%) | 71 (71.7%) | 56 (61.5%) | Χ2 statistic = 0.096, 1 df, p-value = 0.757 |
| Stimulants | 25 (13.3%) | 17 (9.2%) | 13 (14.6%) | 6 (6.5%) | 12 (12.1%) | 11 (12.1%) | Χ2 statistic = 0.2511, 1 df, p-value = 0.616 |
| Club drugs/poppers | 32 (17.0%) | 27 (14.7%) | 17 (19.1%) | 11 (11.8%) | 15 (15.2%) | 16 (17.6%) | Χ2 statistic = 0.518, 1 df, p-value = 0.472 |
| Prescription/other | 17 (9.0%) | 12 (6.5%) | 12 (13.5%) | 6 (6.5%) | 5 (5.1%) | 6(6.6%) | 0.969 |
| Psychological Distress (2-item PHQ: low interest; depressed) | 1.6 (0.8) | 1.6 (0.8) | 1.6 (0.7) | 1.7 (0.9) | 1.7 (0.9) | 1.6 (0.7) | Χ2 statistic = .016, 1 df, p-value = 0.687 a |
| Mental Health (2-item: happy; calm and peaceful) | 2.4 (1.1) | 2.5 (1.3) | 2.4 (1.1) | 2.5 (1.4) | 2.4 (1.1) | 2.6 (1.3) | Χ2 statistic = .057, 1 df, p-value = 0.812 a |
| Peer support | |||||||
| Outness (# of friends know gay/sex with men/attracted to men or TGW [none-all; 5-pt scale]) | 3.6 (1.1) | 3.5(1.1) | 3.6 (1.0) | 3.4 (1.1) | 3.7 (1.1) | 3.7(1.1) | Χ2 statistic = 0.486, 1 df, p-value = 0.486 a |
| Peer norms @safe sex & testing (4-pt scale) | 2.9 (0.7) | 2.8 (0.7) | 2.9 (0.7) | 2.8 (0.8) | 2.8 (0.7) | 2.8 (0.7) | Χ2 statistic = 0.214, 1 df, p-value = 0.643 a |
| HST Peer Norms (most friends approve of HST, etc.; 4-pt scale) | 3.3 (0.6) | 3.2(0.6) | 3.3 (0.6) | 3.2 (0.6) | 3.3 (0.6) | 3.2 (0.6) | Statistic = 0.220, 1 df, p-value = 0.639 a |
| Social Support (count on person; accepts me; trust with my HIV results) | 3.5 (0.6) | 3.4 (0.7) | 3.5 (0.6) | 3.4 (0.8) | 3.4 (0.6) | 3.5 (0.7) | Χ2 statistic = 0.481, 1 df, p-value = 0.488 a |
| Health empowerment | 3.3 (0.5) | 3.2 (0.5) | 3.3 (0.5) | 3.1 (0.6) | 3.2 (0.5) | 3.2 (0.4) | Statistic = 1.67, 1 df, p-value = 0.196 a |
| Internalized homophobia | 1.7 (0.7) | 1.7 (0.7) | 1.8(0.7) | 1.7 (0.7) | 1.7 (0.7) | 1.6 (0.7) | Statistic = 0.163, 1 df, p-value = 0.687 a |
aKruskal-Wallis test
#Chi-square test not performed due to small cell counts
Statistical tests contrast the Primary’s treatment assignment groups