| Duration of diagnosis (year; ±SD) | 7.18 ± 3.67 |
| Duration of treatment (month; ±SD) | 4.66 ± 3.38 |
| Treatment type |
| In vitro fertilization-Embryo transfer (IVF-ET) | 180(70.6) |
| Ovulation induction (drug therapy) | 53(208) |
| Artificial insemination (AI) | 13(5.1) |
| Ovulation induction (drug therapy)+AI | 7(2.7) |
| Ovulation induction (drug therapy)+ IVF-ET | 2(0.8) |