Table 1 Comparison of clinical data of patients in different groups
Parameters | Group A (n = 611) | Group B (n = 85) | Group C (n = 118) | Group D (n = 307) | p value |
|---|---|---|---|---|---|
Age (years) | 32.69 ± 4.59 | 33.98 ± 4.89▲ | 36.81 ± 4.79▲ | 37.74 ± 5.16 | < 0.001 |
Basal FSH (mIU/mL) | 7.48 ± 2.20 | 8.81 ± 2.87▲ | 10.14 ± 4.57▲ | 11.24 ± 4.83 | < 0.001 |
No. of AFCs (n) | 12.29 ± 4.08 | 8.47 ± 1.72▲ | 4.53 ± 1.41▲ | 3.69 ± 1.59 | < 0.001 |
AMH level (ng/ml) | 3.46 ± 1.88 | 0.76 ± 0.24▲ | 1.94 ± 1.03▲ | 0.51 ± 0.30 | < 0.001 |
Oocyte yield (n) | 10.63 ± 5.14 | 5.13 ± 2.98▲ | 4.11 ± 2.50▲ | 2.10 ± 1.78 | < 0.001 |
Poor ovarian response (%) | 5.07%(31/611) | 25.88%▲(22/85) | 40.68%▲(48/118) | 83.06%(255/307) | < 0.001 |
Fertilization rate (%) | 72.41%(4702/6494) | 73.85%(322/436) | 73.20%(355/485) | 73.37%(474/646) | 0.862 |
Good-quality embryo rate (%) | 41.01%(1961/4782) | 45.51%▲ (152/334) | 35.28%▲ (145/411) | 25.21%(121/480) | 0.004 |
Transplant cancellation rate (%)★ | 33.88%(207/611) | 32.94%(28/85) | 46.61%(55/118) | 68.73%(211/307) | < 0.001 |
Clinical pregnancy rate (%) | 43.32% (175/404) | 43.86%▲(25/57) | 23.81%▲(15/63) | 25.00%(24/96) | < 0.001 |