| |
Assisted Hatched (n = 755)
|
Not Assisted Hatched (n = 61)
|
aRRª (95% CI)
|
P-value
|
|---|
|
Conception Rate
|
32.5% (245)
|
44.3% (27)
|
0.43 (0.23–0.84)
|
0.01
|
|
Implantation Rate
|
24.4%
|
34.4%
|
–
|
0.12
|
|
Clinical Pregnancy Rate
|
24.0% (181)
|
32.8% (20)
|
0.38 (0.17–0.87)
|
0.02
|
|
Clinical Pregnancy Loss Rate
|
17.9% (29)
|
11.8% (2)
|
2.54 (0.15–42.00)
|
1.00
|
|
Live Birth Rate
|
17.6% (130)
|
22.4% (13)
|
0.47 (0.16–1.40)
|
0.17
|
- ªThe adjusted RRs were from generalized estimated equations (GEE) adjusted for patient clinical characteristics and woman cluster-level (multiple rounds of embryo transfer in the same patient) variation
