| Table 2. Blastocyst characteristics comparison between live birth and non-live birth groups | ||||
| Variable | Live birth (n=174) | No live birth (n=302) | p-value | |
|---|---|---|---|---|
| Blastocyst diameter (μm) | 199.83±18.68 | 192.34±20.84 | <0.001a | |
| Collapse present, n (%) | 8 (4.6) | 37 (12.3) | 0.006 a | |
| Blastocyst grade, n (%) - Best - Good - Fair |
77 (44.3) 79 (45.4) 18 (10.3) |
93 (30.8) 142 (47.0) 67 (22.2) |
0.001 a | |
a Differences were considered significant when p values<0.05