Independent predictors of undiagnosed HIV infection, men who have sex with men, Beijing, China, 2009 (undiagnosed HIV positive vs HIV negative, n=495)
| Variable | Per cent with undiagnosed HIV | OR (95% CI) | AOR (95% CI) |
| Current marital status | |||
| Unmarried | 4.9 | 1.0 | 1.0 |
| Married to a woman | 11.5 | 2.6 (1.2 to 5.5)* | 2.4 (1.0 to 5.4)* |
| Years living in Beijing | |||
| >3 | 3.3 | 1.0 | 1.0 |
| ≤3 | 10.1 | 3.3 (1.5 to 7.4)** | 3.6 (1.5 to 8.4)** |
| Have health insurance | |||
| Yes | 3.4 | 1.0 | |
| No | 8.9 | 2.8 (1.2 to 6.3)* | |
| Ever had sex with a woman | |||
| Yes | 8.2 | 1.0 | |
| No | 3.7 | 0.4 (0.2 to 1.0)* | |
| Knew HIV status of most recent male partner, last 6 months | |||
| Yes | 0.8 | 1.0 | 1.0 |
| No | 8.2 | 11.3 (1.5 to 83.8)* | 6.8 (0.9 to 51.6) |
| Disclosed own HIV status to most recent male partner | |||
| Yes | 3.4 | 1.0 | |
| No | 8.8 | 2.7 (1.2 to 6.3)* | |
| Unprotected sex with most recent female partner, last 6 months | |||
| Yes | 12.0 | 1.0 | |
| No | 5.2 | 0.4 (0.2 to 0.9)* | |
| Negative attitudes towards safe sex (OR per scale point) | 6.3 | 1.1 (1.0 to 1.1)*** | 1.1 (1.0 to 1.1)** |
*p<0.05; **p<0.01; ***p<0.001.
AOR, adjusted odds ratio.