Table 2. Adjusted ORs for association of clinical characteristics and intact perineum in women.
| Clinical Characteristics | OR | CI (95%) | p-value | |
|---|---|---|---|---|
| Parity | Nulipara | 0.292 | (0.220; 0.341) | <0.001* |
| Multipara | 1 | |||
| Previous caesarean section | Yes | 0.419 | (0.234; 0.749) | 0.003* |
| No | 1 | |||
| Birth Position | Alternative positions | 2.665 | (2.022; 3.513) | <0.001* |
| Lithotomy | 1 | |||
| Birthweight (grams) | 0.867 | (0.804; 0.936) | 0.006* | |
| Gestational age | 0.958 | (0.885; 1.036) | 2.82 | |
| Prenatal childbirth preparation course | Yes | 1.205 | (0.910; 1.596) | 1.92 |
| No | 1 | |||
| Onset of labour | Spontaneous | 0.935 | (0.691; 1.266) | 0.666 |
| Induced | 1 | |||
| Hydrotherapy | Yes | 0.821 | (0.580;1.162) | 0.266 |
| No | 1 | |||
| Standing up during first stage of labour | Yes | 1.180 | (0.841; 1.657) | 0.338 |
| No | 1 | |||
| Pilates ball | Yes | 1.407 | (0.957; 2.069) | 0.082 |
| No | 1 | |||
| Epidural analgesia | Yes | 1.201 | (0.751; 1.921) | 0.444 |
| No | 1 | |||
| * statistically significant (p < 0.05) | ||||