Variables | Univariate analysis | Multiple analysisb | ||
---|---|---|---|---|
Crude OR | 95%CI | Adjusted OR | 95%CI | |
Had commercial sex in the last three months | ||||
No | Ref | Ref | ||
Yes | 0.98 | (0.72, 1.33) | 1.02 | (0.74, 1.41) |
Had casual sex in the last three months | ||||
No | Ref | Ref | ||
Yes | 3.53*** | (2.60, 4.79) | 3.32*** | (2.40, 4.60) |
Ever been diagnosed with STIs | ||||
No | Ref | Ref | ||
Yes | 2.89*** | (1.96, 4.25) | 3.00*** | (1.97, 4.56) |
Score of HIV-related knowledge | ||||
6–8 | Ref | Ref | ||
< 6 | 1.40 | (0.49,378) | 1.57 | (0.52,4.56) |
Using condoms correctly can reduce the risk to infect HIV | ||||
No or Unknown | Ref | Ref | ||
Yes | 6.55*** | (3.21, 13.41) | 5.21*** | (2.52, 10.75) |
Having sex with only one partner can reduce the risk to infect HIV | ||||
No or Unknown | Ref | Ref | ||
Yes | 2.74*** | (1.75, 4.23) | 2.28* | (1.43,3.65) |