Table 5.
Clinical pregnancy (n = 109) |
No clinical pregnancy (n = 158) |
p value | |
---|---|---|---|
Female age | |||
≤ 35 years old (n = 133) | 63 (47.4%) | 70 (52.6%) | 0.03* |
> 35 years old (n = 134) | 46 (34.3%) | 88 (65.7%) | |
Blastocyst expansion time | |||
Day 5 (n = 190) | 87 (45.8%) | 103 (54.2%) | 0.01* |
Day 6 (n = 77) | 22 (28.6%) | 55 (71.4%) | |
ICMa | |||
Grade A (n = 68) | 31 (45.6%) | 37 (54.4%) | 0.527 |
Grade B (n = 164) | 66 (40.2%) | 98 (59.7%) | |
Grade C (n = 35) | 12 (34.3%) | 23 (65.7%) | |
TEa | |||
Grade A (n = 82) | 39 (47.6%) | 43 (52.4%) | 0.069 |
Grade B (n = 155) | 63 (40.6%) | 92 (59.3%) | |
Grade C (n = 30) | 7 (23.3%) | 23 (76.7%) |
*Significant difference (p < 0.05)
aAccording to Gardner and Schoolcraft blastocyst classification