Pregnant (mean ± SD) | Non-pregnant (mean ± SD) | |
---|---|---|
Maternal age (yrs) | 33.1 ± 4.17a | 36.06 ± 4.7b |
Number of previous IVF cycles | 1.32 ± 1.36a | 1.66 ± 1.12a |
rFSH total dose (IU) | 2476 ± 999a | 2679 ± 1,000a |
# transferred embryos | 3.2 ± 0.8a | 2.9 ± 0.9a |
# top quality embryos | 1 ± 1.2a | 0.55 ± 0.9a |
Mean score per embryo | 22.8 ± 7.5a | 18.7 ± 8.2a |