Table 2.
Odds of risk behaviour during follow-up as predicted by female sex
| Outcome| | OR (95% CI) | p Value |
|---|---|---|
| Injected every day | 1.53 (1.06 to 2.22) | 0.02 |
| Injected heroin | 2.10 (1.40 to 3.13) | <0.01 |
| Injected speed | 0.86 (0.61 to 1.22) | 0.40 |
| Reused a syringe | 1.02 (0.72 to 1.44) | 0.92 |
| Reused a cooker | 2.02 (1.46 to 2.80) | <0.01 |
| Used a syringe previously used by another injector | 1.82 (1.27 to 2.60) | 0.01 |
| Used a cooker previously used by another injector | 1.55 (1.03 to 2.33) | 0.03 |
| Did a rinse | 1.88 (1.31 to 2.69) | <0.01 |
| Borrowed needles from only one other person | 2.08 (1.41 to 3.07) | <0.01 |
| Borrowed needles from >1 person | 1.08 (0.62 to 1.90) | 0.78 |
| Injected alone | 0.99 (0.70 to 1.40) | 0.96 |
| Always injected alone | 0.31 (0.19 to 0.53) | <0.01 |
| Pooled with others to buy drugs | 2.14 (1.51 to 3.02) | <0.01 |
| Always pooled to buy drugs | 2.42 (1.61 to 3.63) | <0.01 |
| Pooled with only one other person | 1.48 (1.06 to 2.07) | 0.02 |
| Pooled with >1 person | 1.66 (1.19 to 2.31) | <0.01 |
| Had a steady sex partner | 3.50 (2.45 to 4.98) | <0.01 |
| Had a steady sex partner who was also an IDU | 3.76 (2.66 to 5.33) | <0.01 |
IDU, injection drug user.