Table 4.
Proportion of singletons originated from twin/triplet gestation and the gestational age at the time of vanishing
| Fresh | Frozen-thawed | |||||
|---|---|---|---|---|---|---|
| Vitrolife | SAGE | p | Vitrolife | SAGE | p | |
| Survivors from twins | 51 (12.2) | 158 (11.8) | 0.81 | 7 (6.2) | 23 (6.0) | 0.26 |
| Survivors from triplets | 2 (0.5) | 5 (0.4) | 0.68 | 2 (1.0) | 1 (0.2) | 0.25 |
| Early pregnancy loss | 28 (6.6) | 66 (4.9) | 0.17 | 2 (1.0) | 9 (2.4) | 0.5 |
| Intermediate pregnancy loss | 22 (5.3) | 86 (6.4) | 0.42 | 5 (2.2) | 14 (3.4) | 0.06 |
| Late pregnancy loss | 1 (0.2) | 6 (0.4) | 1.0 | 0 | 0 | N/A |
Data are presented as number (%)
N/A: Non-applicable