Table 3
Final multivariate model for factors associated with bacterial vaginosis (BV) infection
| BV prevalence n/N (%) | Adjusted OR* (95% CI) | |
| Age (years) | p = 0.23 | |
| 16–19 | 51/71 (71.8%) | 1 |
| 20–24 | 191/285 (67.0%) | 0.87 (0.48 to 1.60) |
| 25–29 | 259/418 (62.0%) | 0.66 (0.37 to 1.20) |
| 30–35 | 306/509 (60.1%) | 0.73 (0.40 to 1.33) |
| Facility type | p = 0.03 | |
| Local food handler | 389/656 (59.3%) | 1 |
| Restaurant/café/grocery | 116/196 (59.2%) | 0.90 (0.64 to 1.28) |
| Guesthouse | 101/138 (73.2%) | 1.82 (1.18 to 2.81) |
| Local brew seller | 59/93 (63.4%) | 0.92 (0.56 to 1.51) |
| Bar | 142/200 (71.0%) | 1.26 (0.85 to 1.86) |
| Number of dependents | p = 0.001 | |
| ⩾2 | 466/785 (59.4%) | 1 |
| 1 | 142/224 (63.4%) | 1.15 (0.82 to 1.60) |
| None | 199/274 (72.6%) | 1.75 (1.25 to 2.44) |
| Number of drinks per week | p = 0.002 | |
| 0 | 347/602 (57.6%) | 1 |
| 1–4 | 192/299 (64.2%) | 1.36 (1.00 to 1.85) |
| 5–9 | 90/137 (65.7%) | 1.44 (0.94 to 2.19) |
| ⩾10 | 178/245 (72.7%) | 1.76 (1.22 to 2.55) |
| Sex in past 7 days | p<0.001 | |
| No | 200/393 (50.9%) | 1 |
| Yes | 607/890 (68.2%) | 2.03 (1.57 to 2.62) |
| Inserting substances for dry sex† | p = 0.003 | |
| No | 777/1220 (63.7%) | 1 |
| Yes | 29/62 (46.8%) | 0.44 (0.25,0.75) |
| Menstrual hygiene† | p = 0.02 | |
| Sanitary pads | 135/229 (59.0%) | 1 |
| Cloths/underwear/sponges | 623/988 (63.1%) | 1.42 (1.02 to 1.95) |
| Cotton wool/toilet paper | 39/51 (76.5%) | 2.52 (1.21 to 5.25) |
| HIV | p = 0.008 | |
| No | 483/813 (59.4%) | 1 |
| Yes | 324/470 (68.9%) | 1.41 (1.09 to 1.83) |
| Trichomonas vaginalis† | p<0.001 | |
| No | 530/889 (59.6%) | 1 |
| Yes | 274/390 (70.3%) | 1.59 (1.22 to 2.09) |
-
*Adjusted for all variables in the table; †data for inserting substances for dry sex are missing for 1 woman. Data for menstrual hygiene are missing for 15 women. Results for Trichomonas vaginalis are missing for 4 women.
