| Table 1. Patient and cycle characteristics | |
| Parameter | Mean±SD |
|---|---|
| Number of patients | 859 |
| Age (years) | 35.7±0.1 |
| BMI (kg/m2) | 22.6±0.5 |
| Number of previous attempts | 2.1±0.1 |
| AMH (ng/mL) | 3.4±0.1 |
| Antral follicle count (n) | 15.4±0.3 |
| Basal FSH (IU/mL) | 7.2±0.1 |
| Etiology of infertility (%) Male factor Female factor Combined factor Unexplained |
9.08 51.34 33.99 5.59 |
| Endometrial thickness (mm) | 10.4±0.1 |
| Number of oocytes retrieved | 13.7±0.2 |
| Number of 2PN | 7.8±0.2 |
Note: Data are presented as mean±standard deviation (SD) unless otherwise stated.
Abbreviations: BMI, body mass index (calculated as weight in kilograms divided by the square of height in meters); AMH, anti-Müllerian hormone; FSH, follicle-stimulating hormone; PN, pronuclear.