| Parity | Number of cases | % |
| Primiparous (1) | 50 | 55.56 |
| Pauciparous (2 - 3) | 27 | 30.00 |
| Multiparous (4 - 5) | 12 | 13.33 |
| Major multiparous (+5) | 1 | 1.11 |
| Total | 90 | 100 |