Table 4.
Univariate and multivariable analysis of at least one occurrence of unintended pregnancy among FSWs who reported at least one pregnancy in the last 12 months
| Variables | Univariate analysis of at least one UP | Multivariable analysis | ||||||
|---|---|---|---|---|---|---|---|---|
| N | n | (%) | Crude RR (95%CI) | P | Adjusted RR (95%CI) | P | N 2 | |
| Place of residence (cultural area) | 101 | |||||||
| Fang-Beti | 45 | 7 | 15.6 | 1 | ||||
| Sawa | 33 | 23 | 69.7 | 4.48 (2.19–9.18) | < 0.001 | 3.94 (1.93–8.05) | < 0.001** | |
| Grassfield | 23 | 4 | 17.4 | 1.12 (0.36–3.43) | 0.845 | 1.19 (0.40–3.59) | ||
| Age (years) | ||||||||
| ≤ 24 | 72 | 27 | 37.5 | 1 | ||||
| ≥ 25 | 29 | 7 | 24.1 | 0.64 (0.32–1.31) | 0.224 | |||
| Cohabiting with sexual partner | ||||||||
| No | 95 | 32 | 33.7 | 1 | ||||
| Yes | 6 | 2 | 33.3 | 0.99 (0.31–3.18) | 0.986 | |||
| Education | ||||||||
| Elementary and under | 19 | 7 | 36.8 | 1 | ||||
| Secondary | 67 | 20 | 29.9 | 0.81 (0.41–1.62) | 0.552 | |||
| Tertiary | 15 | 7 | 46.7 | 1.27 (0.57–2.82) | 0.562 | |||
| A source of income other than prostitution | ||||||||
| No | 69 | 30 | 43.5 | 1 | 1 | |||
| Yes | 32 | 4 | 12.5 | 0.29 (0.11–0.75) | 0.011 | 0.39 (0.15–0.98) | 0.046* | |
| Affiliation with a sex workers’ association | ||||||||
| No | 43 | 16 | 37.2 | 1 | ||||
| Yes | 58 | 18 | 31.0 | 0.83 (0.48–1.44) | 0.515 | |||
| People close to you know about your FSW status | ||||||||
| No | 48 | 14 | 29.2 | 1 | ||||
| Yes | 53 | 20 | 37.7 | 1.29 (0.74–2.27) | 0.368 | |||
| HIV test within the last 12 months | ||||||||
| No | 4 | 2 | 50.0 | 1 | ||||
| Yes | 97 | 32 | 33.0 | 0.66 (0.24–1.83) | 0.424 | |||
| Use of at least one modern contraceptive method over the last 12 months (a) | ||||||||
| No | 35 | 7 | 20.0 | 1. | ||||
| Yes, non-barrier method (IUD, Pills, implants, injectables) | 22 | 8 | 36.4 | 1.82 (0.77–4.30) | 0.174 | |||
| Yes, barrier method (condom) | 44 | 19 | 43.2 | 2.16 (1.03–4.54) | 0.043 | |||
| Sexual intercourse while intoxicated with psychoactive substances or alcohol | ||||||||
| No | 31 | 14 | 45.2 | 1 | ||||
| Yes | 70 | 20 | 28.6 | 0.63 (0.37–1.08) | 0.094 | |||
| One or more symptoms of STIs over the past 12 months | ||||||||
| No | 21 | 7 | 33.3 | 1 | ||||
| Yes | 81 | 27 | 33.8 | 1.01 (0.51–1.99) | 0.971 | |||
| The abuse of at least one PAS over the past 12 months | ||||||||
| No | 82 | 25 | 30.5 | 1 | ||||
| Yes | 19 | 9 | 47.4 | 1.55 (0.87–2.76) | 0.134 | |||
| Alcohol consumption | ||||||||
| No | 19 | 9 | 47.4 | 1 | ||||
| Yes | 82 | 25 | 30.5 | 0.64 (0.36–1.14) | 0.134 | |||
| Perceived level of risk of HIV infection | ||||||||
| Decreased | 68 | 24 | 35.3 | 1 | ||||
| Increased | 33 | 10 | 30.3 | 0.86 (0.47–1.58) | 0.624 | |||
N total number of subjects include in the univariate analysis, n number of subjects in category, % percentage, p significance, 95%CI 95% confidence interval, N2 total number of subjects include in the multivariable analysis, (a) a priori factor
** < 1%
* < 5%