Table 2.
Unadjusted and Adjusted Logistic Regression Models with Generalized Estimating Equations for Condomless Anal Intercourse (CLAI) with an HIV-discordant or Unknown HIV Status Partner of BMSM (LAAMP Study: Baltimore, Chicago, Greater Milwaukee /Greater Detroit Region, and New York City, 2008–2009)
| Sex events among HIV negative (n=677) | Sex events among HIV positive or unknown HIV status (n=899) | |||
|---|---|---|---|---|
|
| ||||
| Unadjusted analysis | Adjusted Analysis | Unadjusted analysis | Adjusted Analysis | |
|
| ||||
| Participant individual characteristics | UOR [95%CI] | AOR [95%CI] | UOR [95%CI] | AOR [95%CI] |
|
| ||||
| Site | ||||
| Chicago | Ref | Ref | Ref | |
| Baltimore | 0.96(0.52,1.77) | 1.01(0.63,1.61) | 1.00(0.61,1.67) | |
| Greater Milwaukee/Detroit region | 1.45(0.83,2.68) | 2.51(1.51,4.18)*** | 2.89(1.68,4.96)*** | |
| New York | 1.42(0.83,2.44) | 0.78(0.52,1.17) | 0.87(0.57,1.32) | |
|
| ||||
| Education | ||||
| Less than college, associate or technical degree | Ref | Ref | ||
| At least college, associates or technical degree | 0.97(0.64,1.48) | 0.83(0.60,1.14) | ||
|
| ||||
| Employment | ||||
| Not working part/full/time | Ref | Ref | Ref | |
| Working part/full time | 0.59(0.36, 0.86)** | 0.65(0.41,1.04)+ | 1.39(0.94,2.06)+ | |
|
| ||||
| Self-reported sex identity | ||||
| Gay | Ref | Ref | ||
| Straight | 1.85(0.77,4.41) | 0.72(0.27,1.92) | ||
| Bisexual | 1.05(0.66,1.67) | 1.05(0.71,1.54) | ||
| Others or not sure | 1.59(0.65,3.87) | 0.84(0.36,1.98) | ||
|
| ||||
| Alcohol use | ||||
| Drink less twice a week | Ref | Ref | Ref | |
| Drink at least twice a week | 1.59(1.05,2.43)* | 1.39(0.88,2.22) | 1.16(0.83,1.61) | |
|
| ||||
| Heavy episodic drinking in the past 3 months | ||||
| Less than weekly | Ref | Ref | Ref | |
| At least weekly | 0.91(0.51,1.59) | 1.70(1.12,2.57)* | 1.71(1.11,2.64)* | |
|
| ||||
| Cocaine/crack/meth use in the past 3 months | ||||
| No | Ref | Ref | ||
| Yes | 2.04(1.32,3.15)** | 1.67(1.02,2.72)* | 1.17(0.85,1.61) | |
|
| ||||
| Partner characteristics | ||||
|
| ||||
| Age mixing | ||||
| Same age (<=5 years younger or older) | Ref | Ref | Ref | |
| Age >5 years different between participant and partner | 1.27(0.91,1.78) | 1.33(1.04,1.71)* | 1.25(0.95,1.64) | |
|
| ||||
| Partner type | ||||
| Non-main partner | Ref | Ref | Ref | Ref |
| Main partner | 0.60(0.41,0.87)** | 0.59(0.39,0.87)** | 0.74(0.56,0.96)* | 0.80(0.59,1.08) |
|
| ||||
| Race of the partner | ||||
| Not same | Ref | Ref | ||
| Same race | 1.03(0.64,1.66) | 0.83(0.60,1.14) | ||
|
| ||||
| Partner seeking venues | ||||
|
| ||||
| Bar/night club/dance club | Ref | Ref | Ref | Ref |
| Internet | 0.72(0.37,1.39) | 0.94(0.47,1.90) | 0.92(0.55,1.55) | 1.08(0.62,1.86) |
| Party or friend’s house | 0.74(0.43,1.30) | 0.73(0.40,1.31) | 0.46(0.28,0.75)** | 0.44(0.25,0.76)* |
| Work or school | 0.55(0.23,1.31) | 0.62(0.23,1.62) | 0.72(.035,1.50) | 0.77(0.36,1.64) |
| Street festival, pride parade, Circuit party | 1.18(0.47,2.95) | 1.23(0.44,3.41) | 1.07(0.54,2.12) | 1.21(0.58,2.54) |
| Community organization | 0.83(0.37,1.89) | 0.89(0.37,2.13) | 0.30(0.17,0.51)*** | 0.34(0.19,0.62)*** |
| Health club/gym/sex club/bathhouse/porn theater/video arcade/bookstore | 2.13(0.95,4.77)+ | 2.00(0.88,4.56)+ | 1.15(0.51,2.57) | 1.41(0.63,3.18) |
| Telephone chat line | 0.80(0.32,2.02) | 0.77(0.29,2.02) | 0.71(0.36,1.42) | 0.76(0.37,1.58) |
| Other public place, such as beach or park | 0.97(0.50,1.87) | 0.95(0.47,1.92) | 1.37(0.84,2.53) | 1.51(0.89,2.57) |
| Other non-public place | 1.34(0.63,2.85) | 1.52(0.61,1.54) | 0.70(0.36,1.36) | 0.75(0.38,1.49) |
|
| ||||
| Sex position | ||||
|
| ||||
| Receptive only | Ref | Ref | Ref | Ref |
| Insertive only | 1.12(0.73,1.72) | 0.97(0.61,1.54) | 0.62(0.44,0.87)** | 0.59(0.41, 0.84)** |
| Both receptive and insertive | 1.77(1.10,2.84)* | 1.88(1.10,3.21)* | 0.65(0.45,0.95)* | 0.62(0.41,0.92)* |
|
| ||||
| Substance use during sex | ||||
|
| ||||
| Sex not under the influence of drug | ||||
| No | Ref | Ref | ||
| Yes | 1.39(0.92,2.10) | 1.10(0.81,1.49) | ||
| Sex not under the influence of alcohol | ||||
| No | Ref | Ref | Ref | |
| Yes | 1.50(1.04,2.14)* | 1.19(0.79,1.81) | 1.09(0.82,1.43) | |
+
p<.10,
*
p<.05,
**
p<.01,
***
p<.001