Risky factor | Frequency N = 12,005 | Prevalence % | 95% confidence interval |
---|---|---|---|
Non-condom use at last sexual intercourse for unmarried women | 3289 | 27.4 | 26.6–28.2 |
Transactional sexa | 154 | 6.6* | 5.5–7.4 |
Sexually transmitted infection | 1490 | 12.4 | 11.9–13.1 |
Multiple sexual partners | 580 | 4.8 | 4.4–5.2 |
At least one of the above 4 risk factors | 4577 | 38.1 | 37.3–39.0 |