| Table 1. Comparison of in vitro fertilization cycle parameters between the letrozole group (n=69 patients) and the control group (n=92 patients) | |||
| Variables | Letrozole | Control | p value* |
| Age (years) | 31.5±4.1 | 33.1±7.1 | 0.210 |
| Total FSH dose (IU) | 2061.5±1207.1 | 2197.8±875.1 | 0.704 |
| Follicles 14-17 mm (n) | 5.8±3.85 | 5.5±3.2 | 0.762 |
| Follicles ≥18 mm (n) | 5.4±3.4 | 5.3±3.4 | 0.946 |
| Retrieved oocytes (n) | 12.1±7.9 | 10.2±6.1 | 0.222 |
| Retrieved MII oocytes (n) | 9.4±6.6 | 7.6±4.8 | 0.303 |
| Values are expressed as mean ± SD (Standard deviation). * Significantly different if p<0.05 (Mann-Whitney test) |
|||