Multivariable logistic regression with sexually transmitted infection as the dependent variable
| Variable | OR (95% CI) | p |
|---|---|---|
| Males | ||
| Condom use | ||
| Always | – | 0.001 |
| Sometimes | 2.02 (1.38–2.94) | |
| Never | 1.83 (1.10–3.03) | |
| Females | ||
| Age group (years) | ||
| <16 | 1.00 | 0.004 |
| 16–18 | 1.80 (1.01–3.21) | |
| 18–19 | 2.26 (1.29–3.95) | |
| Partners (3 months) | ||
| 0–1 | 1.00 | 0.007 |
| 2 | 0.77 (0.56–1.04) | |
| 3+ | 0.52 (0.34–0.81) | |
| Partners (12 months) | ||
| 0–1 | 1.00 | 0.002 |
| 2 | 1.33 (1.05–1.70) | |
| 3+ | 1.56 (1.21–2.01) | |
| Drugs (non-IV) | ||
| Yes | 0.72 (0.54–0.96) | 0.03 |
| No | 1.00 | |
CI, confidence interval; IV, intravenous; OR, odds ratio.