| Respondents | Willing to participate 294 (76.2%) |
| Factors | Number (%) willing | Odds ratio (95% CI) | Unadjusted | Adjusted | Age (groups) | | | | 18-35 | 131 (71.6) | 1 | | 36-58 | 163 (80.3) | 1.6 (1.01, 2.6), | 0.89 (.45, 1.748), | Person living with | | | | Parents | 105 (78.4) | 1 | | Significant others | 189 (75.0) | 0.8 (0.5, 1.4) | | Level of education | | | | Primary or lower | 202 (74.0) | 1.5 (0.9, 2.7), | 0.59 (0.26, 1.35), | Secondary or higher | 92 (81.4) | 1 | | Knowledge about HIV transmission | | | | Knowledgeable | 185 (76.4) | 1.0 (.6, 1.6) | | Not knowledge | 109 (75.7) | 1 | | Awareness of HIV vaccine trials | | | | Yes | 211 (75.4) | 1.2 (0.7, 2.0) | | No | 83 (78.3) | 1 | | Shared syringe/needle with another person | | | | Yes | 117 (80.1) | 1 | | No | 177 (74.1) | 0.7 (0.4, 1.2), | 1.779 (0.89, 3.57), | Number of sexual partners | | | | None or one | 36 (73.5) | 1 | | Two or more | 258 (76.6) | 1.2 (0.6, 2.3) | | Had sexual intercourse with nonregular partner in the last 6 months | | | | Yes | 135 (73.4%) | 1 | | No | 159 (78.7%) | 0.745 (0.47, 1.19), | | If the partner used condoms in the last sexual intercourse | | | | Yes | 59 (66.3%) | 1 | | No | 75 (79.8%) | 0.49 (0.26, 0.97), | 1.81 (0.91, 3.58), | Sexual partners were injecting drugs | | | | Yes | 44 (69.8%) | 1 | | No | 103 (75.7%) | 0.742 (0.38, 1.44), | | If partners exchanged sex with other commodities | | | | Yes | 123 (74.1%) | 1 | | No | 171 (77.7%) | 0.82 (0.51, 1.31), | |
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