Association of reported sexual behaviours and contraceptive use with pregnancy in sexually active, never-married women
| Reported sexual behaviours and contraceptive use | Women (n) | Pregnancy (%) | Crude OR (95% CI) | p | Adjusted OR (95% CI)* | p |
|---|---|---|---|---|---|---|
| Age at first sex (years) | ||||||
| ≥16 | 1273 | 42.7 | 1 | 1 | ||
| <16 | 463 | 46.7 | 1.15 (0.93–1.44) | 0.20 | 0.98 (0.75–1.30) | 0.91 |
| Lifetime number of partners (n) | ||||||
| 1 | 750 | 24.8 | 1 | 1 | ||
| 2–4 | 851 | 55.0 | 3.62 (2.91–4.50) | 2.87 (2.21–3.73) | ||
| ≥5 | 141 | 75.2 | 9.24 (6.05–14.11) | <0.001 | 6.83 (4.15–11.24) | <0.001 |
| Ever used modern contraceptive to prevent pregnancy | ||||||
| Yes | 1138 | 37.2 | 1 | 1 | ||
| No | 604 | 55.8 | 2.00 (1.63–2.46) | <0.001 | 1.62 (1.21–2.19) | 0.001 |
| Casual partner in the past year | ||||||
| No | 1243 | 43.8 | 1 | 1 | ||
| Yes | 497 | 43.3 | 0.98 (0.79–1.21) | 0.56 | 0.56 (0.42–0.73) | <0.001 |
| Regular partner in the past year | ||||||
| No | 634 | 39.8 | 1 | 1 | ||
| Yes | 1106 | 45.8 | 1.23 (1.01–1.51) | 0.04 | 0.86 (0.65–1.15) | 0.31 |
*Adjusted for age group, educational level, time slept away in the past year, access to condoms in the village, lifetime number of partners, use of modern contraceptives to prevent pregnancy and having had a casual partner in the past year.
CI, confidence interval; OR, odds ratio.