| Gestity | Completion | Total | |
| Yes N (%) | No N (%) | ||
| Less than 4 pregnancies | 339 (38.5) | 382 (61.5) | 621 |
| 4 pregnancies and more | 88 (33.5) | 175 (66.5) | 263 |
| Total | 327 | 557 | 884 |