Reported sexual behaviours and contraceptive use | Women (n) | Unplanned pregnancy (%) | Crude OR (95% CI) | p | Adjusted OR (95% CI)* | p |
---|---|---|---|---|---|---|
Age at first sex (years) | ||||||
≥16 | 4253 | 24.2 | 1 | 1 | ||
<16 | 1762 | 29.5 | 1.28 (1.13–1.45) | <0.001 | 1.31 (1.15–1.51) | <0.001 |
Lifetime number of partners (n) | ||||||
1 | 1825 | 16.4 | 1 | 1 | ||
2–4 | 3626 | 28.1 | 1.95 (1.69–2.25) | 2.13 (1.83–2.49) | ||
≥5 | 572 | 39.9 | 3.28 (2.65–4.04) | <0.001 | 2.93 (2.34–3.68) | <0.001 |
Ever used modern contraceptive to prevent pregnancy | ||||||
Yes | 2923 | 26.6 | 1 | 1 | ||
No | 3101 | 24.9 | 0.94 (0.84–1.06) | 0.34 | 1.09 (0.95–1.26) | 0.20 |
Casual partner in the past year | ||||||
No | 5144 | 24.6 | 1 | 1 | ||
Yes | 878 | 31.9 | 1.43 (1.22–1.67) | <0.001 | 0.88 (0.73–1.05) | 0.15 |
Regular partner in the past year | ||||||
No | 830 | 30.4 | 1 | 1 | ||
Yes | 5192 | 24.9 | 0.77 (0.65–0.90) | 0.002 | 0.97 (0.81–1.18) | 0.70 |
*Adjusted for age, marital status, education, knowledge of where to access to condoms in the village, lifetime number of partners and age at first sex.
CI, confidence interval; OR, odds ratio.