| Fertilization rate (%) |
64.5±27.0% |
64.5±26.4 |
64.6±26.5% |
64.4±29.9% |
0.96 |
| Fertilization fail (%) |
5.3% (24/450) |
5.7%(8/141) |
3.8%(8/213) |
8.3%(8/96) |
0.23 |
| Freeze all (%) |
1.8% (8/450) |
0 |
2.8% (6/213) |
2.1%(2/96) |
0.11 |
| Embryo transfers (n) (μ±SD) |
1.9±0.6 |
1.9±0.5 |
1.9±0.7 |
2.1±0.8 |
0.24 |
| implantation rate (fresh cycle) (%) |
25.3%(200/789) |
23.9%(58/243) |
26.1%(97/371) |
25.7%(45/175) |
0.82 |
| implantation rate (frozen cycle) (%) |
20.5%(54/264) |
20.2%(19/94) |
21.9%(30/137) |
15.2%(5/33) |
0.73 |
| Cumulative implantation rate (%) |
24.1%(254/1053) |
22.8%(77/337) |
25.0%(127/508) |
24.0%(50/208) |
0.78 |
| Pregnancy rate, patient (%) |
|
|
|
|
|
| Fresh cycle |
33.8% (152/450) |
31.2% (44/141) |
35.2%(75/213) |
34.4% (33/96) |
0.79 |
| Cumulative(fresh cycle + frozen cycle) |
44.0% (198/450) |
43.3% (61/141) |
46.5%(99/213) |
39.6% (38/96) |
0.56 |
| Pregnancy, transfer (%) |
|
|
|
|
|
| Fresh cycle |
38.2%(152/398) |
34.6%(44/127) |
39.9%(75/188) |
39.8%(33/83) |
0.65 |
| Cumulative(fresh cycle + frozen cycle) |
36.7%(198/539) |
34.5%(61/177) |
38.1%(99/260) |
37.3%(38/102) |
0.77 |
| Miscarriage rate (%) |
|
|
|
|
|
| Fresh cycle |
18.4%(28/152) |
13.6%(6/44) |
22.7%(17/75) |
15.2%(5/33) |
0.42 |
| Cumulative(fresh cycle+frozen cycle) |
19.7%(39/198) |
11.5%(7/61) |
25.2%(25/99) |
18.4%(7/38) |
0.22 |
| Cumulative live births, patient (%) |
|
|
|
|
|
| Fresh cycle |
27.6% (124/450) |
27.0% (38/141) |
27.2%(58/213) |
29.2% (28/96) |
0.79 |
| Cumulative(fresh cycle+frozen cycle) |
35.3% (159/450) |
38.3% (54/141) |
34.7%(74/213) |
32.3% (31/96) |
0.56 |
| Cumulative live births, transfer (%) |
|
|
|
|
|
| Fresh cycle |
31.2%(124/398) |
29.9%(38/127) |
30.8%(58/188) |
33.7%(28/83) |
0.65 |
| Cumulative(fresh cycle+frozen cycle) |
29.5%(159/539) |
30.5%(54/177) |
28.5%(74/260) |
30.4%(31/102) |
0.77 |