Table 4.
Baseline patient features and pregnancy outcomes in cycles with cleavage stage embryo transplantation after propensity score matching based on age and blastula/cleavage stage embryo ratio
|
Characteristics (cleavage stage embryo )
|
G-CSF group (n = 87)
|
Non-G-CSF group (n = 87)
|
P
value
|
| Age (yr), mean ± SD | 35.29 ± 6.18 | 34.91 ± 5.67 | 0.673 |
| BMI (kg/cm2), mean ± SD | 20.86 ± 2.25 | 20.70 ± 2.73 | 0.674 |
| Average infertility years (yr), mean ± SD | 4.81 ± 2.13 | 5.01 ± 1.90 | 0.514 |
| Primary infertility cycle, n (%) | 32 (36.78) | 34 (39.08) | 0.755 |
| Secondary infertility cycle, n (%) | 55 (63.22) | 53 (60.92) | |
| Average endometrial thickness (mm), mean ± SD | 7.17 ± 0.39 | 7.26 ± 0.38 | 0.125 |
| Cycle with one transplanted embryo, n (%) | 14 (16.09) | 16 (18.39) | 0.161 |
| Cycle with two transplanted embryos, n (%) | 73 (83.91) | 71 (81.61) | |
| Clinical pregnancy rate, % | 43.68 (38/87) | 44.83 (39/87) | 0.879 |
| Embryo implantation rate, % | 30.63 (49/160) | 30.38 (48/158) | 0.962 |
| Ectopic pregnancy rate, % | 2.68 (1/38) | 1.49 (1/39) | > 0.9991 |
| Early abortion rate, % | 14.29 (3/38) | 22.39 (9/39) | 0.066 |
1
Fisher’s exact test. G-CSF: Granular leukocyte-colony stimulating factor; BMI: body mass index.