Table 2.
Partnership-level and sexual event-level characteristics by condom use during RAI at the last sexual event with recent sexual partners reported by HIV-negative MSM
|
|
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|---|---|---|---|---|---|---|---|
| Last sexual event with partner |
|||||||
| No condom used during RAI |
Condom used during RAI |
Total | F statistic (p-value) |
||||
| (N=176) | (N=228) | (N=404) | |||||
| Partnership-level | |||||||
| Partner Type | 1.80 (0.13) | ||||||
| Main partner | 50 | 29.6 | 42 | 18.7 | 92 | 23.4 | |
| Regular partner | 17 | 10.1 | 24 | 10.7 | 41 | 10.4 | |
| Friend/acquaintance | 49 | 29.0 | 79 | 35.1 | 128 | 32.5 | |
| One-time partner/unknown individual | 36 | 21.3 | 70 | 31.1 | 106 | 26.9 | |
| Trade partner | 17 | 10.1 | 10 | 4.4 | 27 | 6.9 | |
| Age mixing | 0.36 (0.70) | ||||||
| Partner >10 years younger than participant | 34 | 20.7 | 49 | 22.8 | 83 | 21.9 | |
| Participant and partner within 10 years of age | 108 | 65.9 | 140 | 65.1 | 248 | 65.4 | |
| Partner >10 years older than participant | 22 | 13.4 | 26 | 12.1 | 48 | 12.7 | |
| Partner's HIV status | 0.09 (0.92) | ||||||
| HIV-negative | 95 | 55.6 | 134 | 60.6 | 229 | 58.4 | |
| HIV-positive | 6 | 3.5 | 5 | 2.3 | 11 | 2.8 | |
| Unknown | 70 | 40.9 | 82 | 37.1 | 152 | 38.8 | |
| Sexual event-level | |||||||
| Substance usea | 70 | 41.7 | 76 | 33.5 | 146 | 37.0 | 1.38 (0.24) |
| Marijuana | 41 | 23.7 | 53 | 23.4 | 94 | 23.5 | 0.08 (0.78) |
| Methamphetamine | 43 | 25.2 | 30 | 13.2 | 73 | 18.3 | 4.94 (0.03) |
| Ecstasy | 2 | 1.2 | 9 | 4.0 | 11 | 2.8 | 2.33 (0.13) |
| Volatile nitrites (poppers) | 19 | 11.0 | 23 | 10.1 | 42 | 10.5 | 0.07 (0.79) |
| Crack or powder cocaine | 16 | 9.3 | 33 | 14.6 | 49 | 12.3 | 1.73 (0.19) |
| Ketamine | 0 | 0.0 | 2 | 0.9 | 2 | 0.5 | - |
| Gamma-hydroxybutyric acid | 5 | 2.9 | 4 | 1.8 | 9 | 2.3 | 0.10 (0.76) |
| Heroin | 6 | 3.5 | 5 | 2.2 | 11 | 2.8 | 0.34 (0.56) |
| Acid | 1 | 0.6 | 4 | 1.8 | 5 | 1.3 | 0.84 (0.36) |
| Mushrooms | 3 | 1.7 | 4 | 1.8 | 7 | 1.8 | 0.01 (0.95) |
| Oxycontin | 0 | 0.0 | 5 | 2.2 | 5 | 1.3 | - |
| Vicodin | 1 | 0.6 | 5 | 2.2 | 6 | 1.5 | 1.27 (0.26) |
| Valium | 0 | 0.0 | 4 | 1.8 | 4 | 1.0 | - |
| Viagra | 9 | 5.2 | 18 | 7.9 | 27 | 6.8 | 1.02 (0.31) |
| Lubricant use during RAI | 92 | 54.1 | 184 | 82.9 | 276 | 70.4 | 27.2 (< 0.0001) |
| Partner ejaculated inside participant | 82 | 46.6 | 103 | 45.2 | 185 | 45.8 | 0.28 (0.60) |
| Partnership-level/sexual event-level | |||||||
| Collected for P1 only | (N=112) | (N=129) | (N=241) | ||||
| Perceived partner concurrencyb | 50 | 46.3 | 69 | 54.8 | 119 | 50.9 | 1.09 (0.30) |
| Traded drugs, money or other goods for sexc | 30 | 27.5 | 24 | 18.6 | 54 | 22.7 | 1.87 (0.18) |
| Location of last sexual event | 2.51 (0.12) | ||||||
| Participant's home | 36 | 32.1 | 44 | 34.1 | 80 | 33.2 | |
| Partner's home | 29 | 25.9 | 50 | 38.8 | 79 | 32.8 | |
| Someone else's home | 2 | 1.8 | 4 | 3.1 | 6 | 2.5 | |
| Hotel or motel | 15 | 13.4 | 10 | 7.8 | 25 | 10.4 | |
| Car | 3 | 2.7 | 2 | 1.6 | 5 | 2.1 | |
| Jail or prison | 6 | 5.4 | 2 | 1.6 | 8 | 3.3 | |
| Crack house | 0 | 0.0 | 6 | 4.7 | 6 | 2.5 | |
| Other | 15 | 14.2 | 11 | 8.5 | 26 | 10.9 | |
| Mean | SD | Mean | SD | Mean | SD | ||
| Duration of RAI at last sexual event (in minutes) | 15.9 | 17.9 | 20.0 | 17.1 | 17.9 | 17.6 | 2.16 (0.15) |
| Partnership assessment scale | 14.6 | 8.5 | 12.8 | 7.9 | 13.7 | 8.2 | 2.17 (0.14) |
Numbers may not sum to column total due to missing data; percentages may not sum to 100 due to rounding or omission of one category for binary variables.
Abbreviations: RAI=receptive anal intercourse; MSM=men who have sex with men; SD=standard deviation; P1=last sexual partner; P2=second to last sexual partner; P3=third to last sexual partner.
Excludes marijuana.
Participant thinks partner had partners concurrent to their partnership.
The participant ever gave his partner drugs, money, or other goods in exchange for sex or the partner ever gave the participant drugs, money, or other goods in exchange for sex.