| Obstetric-surgical treatment | Absolute frequency (n) | Relative frequency (%) |
| Induction of labour | 14 | 10.8 |
| Cesarean section | 103 | 79.2 |
| Vaginal delivery | 27 | 20.8 |
| Arterial ligation for haemostasis | 6 | 4.6 |
| Subtotal hysterectomy | 8 | 6.2 |