Table 4.
Adjusteda analysis of factors associated with viral suppression.
| Primary suppression outcome: <1,000 copies/mL vs. ≥1,000 copies/mL |
Secondary suppression outcome: <200 copies/mL vs. ≥200 copies/mL |
|||||||
|---|---|---|---|---|---|---|---|---|
| Final modelb |
Adjusted for baseline viral suppressionc |
Final modelb |
Adjusted for baseline viral suppressionc |
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| Variable | aOR (95% CI) | p value | aOR (95% CI) | p value | aOR (95% CI) | p value | aOR (95% CI) | p value |
| Employment statusd | ||||||||
| Less than full-time employed | 0.39 (0.13–1.16) | 0.09 | 0.41 (0.12–1.46) | 0.17 | 0.32 (0.10–0.95) | 0.04 | 0.31 (0.09–1.09) | 0.07 |
| Full-time employed | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | ||||
| Received treatment for any STI symptoms (last 3 months)d | ||||||||
| No | 0.13 (0.01–1.57) | 0.11 | 0.20 (0.02–2.31) | 0.20 | 0.12 (0.01–1.62) | 0.11 | 0.17 (0.02–2.02) | 0.16 |
| Yes | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | ||||
| Usual sexual position during AI with a male partnere | ||||||||
| Receptive or versatile | 0.20 (0.08–0.50) | <0.01 | 0.15 (0.05–0.40) | <0.01 | 0.22 (0.10–0.52) | <0.01 | 0.19 (0.08–0.48) | <0.01 |
| Insertive | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | ||||
| Coping self-efficacy (continuous)e | 1.10 (1.03–1.16) | <0.01 | 1.11 (1.03–1.19) | <0.01 | 1.09 (1.02–1.16) | 0.01 | 1.10 (1.03–1.17) | 0.01 |
| Time | ||||||||
| Month 12 | 0.71 (0.39–1.30) | 0.27 | 0.70 (0.35–1.41) | 0.32 | 0.83 (0.49–1.40) | 0.48 | 0.85 (0.48–1.53) | 0.59 |
| Month 6 | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | ||||
| Viral suppression at baseline | ||||||||
| Not suppressed (≥1,000 copies/mL) | – | – | 0.27 (0.05–1.35) | 0.11 | – | – | 0.16 (0.02–1.04) | 0.06 |
| Suppressed (<1,000 copies/mL) | – | 1.00 (ref) | – | 1.00 (ref) | ||||
a
Predictors are mutually adjusted for all other variables.
b
Final multivariable model sample: 63 individuals contributed 108 observation points across two follow-up visits.
c
Final multivariable model sample: 62 individuals contributed 106 observation points across two follow-up visits; one individual missing viral load at baseline.
d
Time-independent variable collected at baseline.
e
Time-dependent variable collected at two follow-up visits.
aOR adjusted odds ratio; CI confidence interval; STI Sexually transmitted infection; AI anal intercourse.