| Clinical Pregnancy | No Clinical Pregnancy | P value |
---|---|---|---|
Number of patients | 81 | 46 | Â |
Female Age (years) | 29.33 ± 2.69 | 29.93 ± 2.71 | 0.230 |
Male Age (years) | 30.86 ± 3.23 | 31.93 ± 4.25 | 0.113 |
Female BMI (kg/m2) | 21.65 ± 2.63 | 21.55 ± 3.04 | 0.857 |
Infertility duration (years) | 3.50 ± 1.96 | 3.33 ± 2.55 | 0.676 |
bFSH | 7.53 ± 2.77 | 8.15 ± 4.04 | 0.305 |
Gn dosage (IU/L) | 2251.24 ± 545.51 | 2281.79 ± 699.25 | 0.799 |
Oocytes retrieved (n) Fertilization mode (%) | 13.59 ± 3.48 | 13.39 ± 3.44 | 0.753 0.255 |
IVF | 74 (91.4) | 39 (84.8) | Â |
ICSI | 7 (8.6) | 7 (15.2) | Â |
Endometrial thickness on ET day (cm) | 11.57 ± 2.12 | 11.76 ± 1.97 | 0.629 |
No. of embryos transferred, n (%) | Â | Â | 0.745 |
1 | 80/82 (97.6) | 46/46 (100.0) | Â |
2 | 2/82 (2.4) | 0 | Â |
MII oocytes rate (%) | 92.01% (1013/1101) | 93.18% (574/616) | 0.378 |
2PN oocytes rate (%) | 74.24% (804/1083) | 76.19% (464/609) | 0.374 |
Cleavage rate of 2PN oocytes (%) | 98.89% (795/804) | 98.92% (459/464) | 0.945 |
Available embryo rate at Day 3 (%) | 89.69% (713/795) | 88.02% (404/459) | 0.362 |
High-quality embryo rate at Day 3 (%) | 41.89% (333/795) | 42.48% (195/459) | 0.837 |
Blastocyst formation rate (%) | 77.03% (664/862) | 81.06% (398/491) | 0.083 |
High-quality embryo rate for transplantation | 58.54% (48/82) | 69.57% (32/46) | 0.216 |
Available blastocyst formation rate (%) | 60.79% (524/862) | 66.19% (325/491) | 0.014* |
Day 5 available blastocyst formation rate (%) | 46.98% (405/862) | 54.58% (268/491) | 0.007* |