Table 2.
Binary and multivariate Logistic Regression analyses
| Variables | Binary logistic regressIon | MultivariAt Logistic regression | ||||
|---|---|---|---|---|---|---|
| OR | 95% CIfor EXP(B) | p | aOR | 95% CI | p | |
| Low BMI | 2.864 | 1.671–4.909 | < 0.000 | 2.991 | 1.419–6.307 | 0.004 |
| Home birth | 6.997 | 4.482–10.922 | < 0.001 | 6.102 | 3.526–10.561 | < 0.001 |
| Family history of POP | 2.15 | 1.367–3.380 | 0.001 | 2.085 | 1.107–3.924 | 0.023 |
| Previous birth without episiotomy | 5.015 | 3.239–7.765 | < 0.001 | 3.504 | 2.031–6.048 | < 0.001 |
| Pre-menopausal | 1.181 | 0.81–1.723 | 0.387 | - | - | - |
| Height ≤ 1.50 m | 4.954 | 3.083–7.961 | < 0.001 | 5.328 | 2.942–9.648 | < 0.001 |
| History of perineal tear | 3.546 | 1.838–6.843 | < 0.001 | - | - | - |
| History of macrosomia (≥ 4000 g) | 1.583 | 1.077–2.327 | 0.019 | 1.929 | 1.121–3.321 | 0.018 |
| History of OVD | 1.452 | 0.676–3.118 | 0.339 | - | - | - |
| History of Kristellar maneuver | 1.847 | 1.262–2.703 | 0.002 | - | - | - |
| No medcial history* | 1.181 | 0.792–1.762 | 0.415 | - | - | - |
| 18–30 years old | 1.096 | 0.612–1.961 | 0.758 | - | - | - |
| 31–49 years old | 0.665 | 0.442–1.001 | 0.051 | - | - | - |
| Multiparity | 1.019 | 0.488–2.126 | 0.96 | - | - | - |
| Grand multiparity | 1.23 | 0.639–2.366 | 0.536 | - | - | - |
*No medical history of chronic constipation, chronic lung disease or diabetes, OR : odds ratio, aOR : Adjusted odds ratio