Parameters | Pregnant (n=28) | Nonpregnant (n=56) | p |
---|---|---|---|
Female age (yr.) | 28.57 ± 3.26 | 28.93 ± 3.38 | 0.645 |
Male age (yr.) | 33.32 ± 4.60 | 34.68 ± 5.06 | 0.236 |
Infertility duration (yr.) | 5.63 ± 4.14 | 6.70 ± 5.01 | 0.222 |
Cause of infertility (%) | 0.117a | ||
Female factor | 20 (39.2%) | 31 (60.8%) | |
Mild male factor | 8 (24.2%) | 25 (75.8%) | |
Body mass index (kg/m2) | 21.98 ± 1.22 | 21.91 ± 1.48 | 0.821 |
Basal FSH (mIU/mL) | 6.07 ± 1.86 | 7.40 ± 4.23 | 0.195 |
Basal E2 (pg/mL) | 61.75 ± 48.123 | 59.32 ± 23.25 | 0.801 |
Basal antral follicle count (no.) | 12.67 ± 5.19 | 11.00 ± 6.60 | 0.257 |
Amount of total FSH used (IU/L) | 1983.33 ± 305.95 | 2068.27 ± 348.11 | 0.288 |
Length of ovarian stimulation (day) | 8.81 ± 1.36 | 9.17 ± 1.56 | 0.315 |
Endometrial thickness on HCG day (mm.) | 9.28 ± 0.70 | 9.12 ± 0.67 | 0.306 |
Mean E2 on HCG day (pg/mL) | 1643.65 ± 673.89 | 1380.34 ± 594.97 | 0.071 |
Number of MII oocyte retrieved | 8.78 ± 4.32 | 8.25 ± 3.55 | 0.557 |
Grade I embryo (%) | 22 (78.6%) | 45 (80.4%) | 0.530 |
Total fertilization rate (%) | 64.94 ± 15.10 | 54.57 ± 20.80 | 0.201 |
Mean zona thickness (μm) | 16.41 ± 2.68 | 16.11 ± 2.33 | 0.595 |
Mean blastomer diameter (μm) | 52.09 ± 3.98 | 49.44 ± 3.62 | 0.003 |