Table 3.1. Generalized logistic random intercept models predicting sexual position at last sex among HIV-positive participants.
| Covariates | Model 1: Oral-Only |
Model 2: Protected AI |
Model 3: Unprotected Insertive AI |
Model 4: Unprotected receptive AI |
Model : Unprotected Versatile AI |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| OR [95%CI] | AOR [95%CI] | OR [95%CI] | AOR [95%CI] | OR [95%CI] | AOR [95%CI]a | OR [95%CI] | AOR [95%CI] | OR [95%CI] | AOR [95%CI] | |
| Partner HIV status (ref = HIV+) | ||||||||||
| HIV- | 2.22 [1.23-4.00] ** | 2.09 [0.99-4.41] | 1.38 [0.77-2.45] | 1.20 [0.58-2.47] | 0.30 [0.12-0.75] ** | 0.27 [0.08-0.88] * | 1.13 [0.53-2.39] | 2.76 [1.00-7.62] * | ||
| Unknown | 1.82 [1.13-2.91] * | 1.34 [0.73-2.45] | 1.52 [0.97-2.37] | 1.49 [0.84-2.64] | 0.34 [0.18-0.65] ** | 0.40 [0.17-0.92] * | 1.03 [0.57-1.86] | 2.56 [1.15-5.71] * | ---- | ---- |
| Main partner | 0.36 [0.19-0.65] *** | 0.28 [0.13-0.58] *** | ---- | 1.34 [0.74-2.43] | 1.74 [0.94-3.24] | 1.90 [0.88-4.10] | 1.24 [0.65-2.34] | 1.66 [0.73-3.79] | 2.14 [0.92-4.98] | ---- |
| Received money/drugs for sex (last sex) | 1.41 [0.80-2.47] | 1.17 [0.59-2.35] | ---- | 1.37 [0.69-2.72] | 0.61 [0.26-1.43] | 0.60 [0.22-1.70] | 0.90 [0.42-1.92] | 0.66 [0.26-1.71] | 1.12 [0.38-3.27] | ---- |
| Used amphetamine/methamphetamine (last sex) | 0.62 [0.35-1.10] | 0.55 [0.26-1.14] | 0.42 [0.24-0.75] ** | 0.42 [0.21-0.82] * | 2.12 [1.08-4.18] * | 3.38 [1.35-8.49] ** | 2.34 [1.21-4.53] * | 2.01 [0.86-4.69] | 2.25 [0.92-5.50] | ---- |
| Homeless (past year) | 1.32 [0.84-2.09] | 0.80 [0.42-1.53] | ---- | 0.74 [0.40-1.36] | 0.83 [0.46-1.51] | 0.43 [0.19-0.99] * | 2.42 [1.36-4.30] ** | 4.24 [1.82-9.84] *** | 0.92 [0.40-2.09] | ---- |
| Regularly taking anti-retroviral medications (ref = no) | ||||||||||
| Yes | 1.01 [0.59-1.73] | 1.15 [0.53-2.50] | 1.21 [0.72-2.04] | 1.07 [0.51-2.21] | 1.18 [0.57-2.43] | 0.83 [0.30-2.27] | 0.67 [0.36-1.26] | 0.95 [0.37-2.43] | 0.86 [0.33-2.21] | ---- |
| No, new diagnosis | 1.25 [0.57-2.75] | 1.45 [0.52-4.05] | 0.84 [0.38-1.85] | 0.60 [0.22-1.64] | 2.24 [0.85-5.91] | 3.16 [0.88-11.25] | 0.36 [0.12-1.13] | 0.31 [0.07-1.41] | 1.10 [0.28-4.33] | ---- |
| Viral load > 400 copies/ml | 0.92 [0.58-1.46] | 0.93 [0.48-1.80] | ---- | 0.79 [0.42-1.49] | 0.95 [0.52-1.73] | 0.92 [0.38-2.22] | 2.02 [1.14-3.57] * | 1.84 [0.77-4.40] | 1.88 [0.82-4.28] | ---- |
*
<0.05
**
<0.01
***
<0.001
Adjusted models also controlled for: age, race/ethnicity, income, education and MSM vs. MSMW
---- Model did not converge