| Variables | OR crude (IC95%) | P-value | ORadjusted (IC95%) | P-value |
| Years |
|
|
|
|
| 20 - 34 | 1.00 | – | 1.00 | – |
| ≤19 | 1.97 (1.77 - 2.20) | <0.0001 | 1.37 (1.17 - 1.60) | <0.0001 |
| Level of study |
|
|
|
|
| Schooling | 1.00 | – | 1.00 | – |
| No Schooling | 5.01 (4.55 - 5.51) | <0.0001 | 4.32 (3.84 - 4.85) | <0.0001 |
| Body mass index, kg/m2 |
|
|
|
|
| Normal | 1.00 | – | 1.00 | – |
| Overweight | 1.17 (1.04 - 1.31) | 0.009 | 2.03 (1.73 - 2.37) | <0.0001 |
| Obese | 2.94 (2.12 - 4.08) | <0.0001 | 9.30 (6.36 - 13.59) | <0.0001 |
| Admission |
|
|
|
|
| Self admission | 1.00 | – | 1.00 | – |
| Referred without | 1.52 (1.32 - 1.74) | <0.0001 | 1.89 (1.59 - 2.24) | <0.0001 |
| Referred Emergently | 2.88 (2.62 - 3.17) | <0.0001 | 2.39 (2.11 - 2.70) | <0.0001 |
| Parity |
|
|
|
|
| Multipara | 1.00 | – | 1.00 | – |
| Primipara | 0.87 (0.75 - 1.01) | 0.061 | 1.23 (1.08 - 1.41) | 0.003 |
| Duration of gestation |
|
|
|
|
| Terme | 1.00 | – | 1.00 | – |
| Before terme | 1.44 (1.29 - 1.60) | <0.0001 | 1.19 (1.03 - 1.36) | 0.017 |
| Antenatal care |
|
|
|
|
| Yes | 1.00 | – | 1.00 | – |
| No | 3.05 (2.62 - 3.55) | <0.0001 | 3.72 (3.07 - 4.50) | <0.0001 |
| Vulvovaginal infection during pregnancy |
|
|
|
|
| No | 1.00 | – | 1.00 | – |
| Yes | 1.25 (0.86 - 1.83) | 0.246 | 1.53 (0.95 - 2.44) | 0.078 |
| Pre-eclampsia/eclampsia |
|
|
|
|
| No |
|
|
|
|
| Yes | 10.24 (8.22 - 12.75) | <0.0001 | 8.50 (6.60 - 10.95) | <0.0001 |
| Fever labor |
|
|
|
|
| No | 1.00 | – | 1.00 | – |
| Yes | 2.39 (1.81 - 3.16) | <0.0001 | 1.75 (1.22 - 2.52) | 0.003 |
| Premature rupture of membrane |
|
|
|
|
| No | 1.00 | – | 1.00 | – |
| Yes | 1.29 (0.93 - 1.79) | 0.134 | 1.18 (0.78 - 1.79) | 0.427 |