| Migration | Expulsion | Incurvaison | Rupture | Total |
n (%) | 03 (7.1%) | 20 (47.6%) | 07 (16.6%) | 12 (28.5%) | 42 |
Follow up (months) | 10.5 | 16.6 | 15.1 | 18.6 | 15.4 |