| Variable | Mean | ±SD | Minimum | Maximum | Median (IQR)* |
| Number of follicles (16 - 18 mm) | 8.3 | 3.1 | 2.0 | 17.0 | 8 (6 - 10.5) |
| Level of lactoferrin in follicular fluid (ng/ml) | 1.2 ng/ml | 5.0 | 0.2 ng/ml | 40.0 ng/ml | 0.7 (0.5 - 0.7) |
| Number of retrieved oocytes | 12.1 | 6.3 | 0.0 | 30.0 | 12 (8 - 16) |
| Number of mature oocytes | 7.0 | 4.0 | 0.0 | 20.0 | 7 (4 - 9) |
| Number of fertilized oocytes | 5.1 | 2.6 | 0.0 | 13.0 | 5 (4 - 6.5) |
| Number of transferred embryo. | 2.3 | 0.9 | 0.0 | 3.0 | 2 (2 - 3) |