| lesions | Number | Percentage (%) |
| Tear 1st degree | 28 | 19.85 |
| Tear 2nd degree | 8 | 5.68 |
| Tear 3rd degree | 3 | 2.12 |
| Hemorrhage of deliverance | 6 | 4.25 |
| None | 96 | 68.10 |
| Total | 141 | 100 |