Table 1.
Demographic characteristics of 508 patients
| uFSH | rFSH | P value | |
|---|---|---|---|
| Age (Y) | 39.1 ± 1.7 | 38.9 ± 1.7 | NS |
| Body mass index (kg/m2) | 24.4 ± 3.1 | 24.2 ± 3.2 | NS |
| Infertility duration (Y) | 7.6 ± 4.9 | 7.4 ± 4.8 | NS |
| Basal FSH (IU/L) | 7.1 ± 2.3 | 7.3 ± 3.2 | NS |
| Cause of sterility | |||
| Tubal factor | 51.9% | 53.5% | NS |
| Male factor | 4.5% | 4.1% | NS |
| Mixed | 35.0% | 31.7% | NS |
| Endometriosis | 4.5% | 5.4% | NS |
| Unexplained | 4.1% | 5.3% | NS |
Values are mean ± SD or percentages, NS; Not significant difference among groups (p>0.05), FSH; Follicle-stimulating hor-mone, uFSH: Urine derived follicle-stimulating hormone and rFSH: Recombinant follicle-stimulating hormone.