| Table 2. Characteristics of patients undergoing blastocyst cryopreservation. | |||
| Group A (7-8 minutes) |
Group B (9-10 minutes) |
p-value | |
|---|---|---|---|
| FET cycles | 285 | 300 | |
| Maternal age (years) | 30.17±3.48 | 29.50±4.09 | 0.767 |
| Transferred blastocysts (n) | 1.44 ±0.55 | 1.38±0.52 | 0.599 |
| Basal FSH (mIU/mL) | 7.33±1.51 | 7.00±1.79 | 0.734 |
| Maternal BMI | 22.67±2.16 | 21.17±2.14 | 0.254 |
| Infertility duration (years) | 4.17±1.47 | 4.67±1.75 | 0.604 |
| Primary infertility | 65 (26.0%) | 62 (21.5%) | 0.223 |
| Endometrial thickness (mm) | 8.83±1.47 | 9.0±1.10 | 0.828 |
| Artificial cycles | 244 (85.6%) | 240 (80.0%) | 0.073 |
| Natural cycles | 41 (14.4%) | 60 (20.0%) | 0.610 |