Table 4. Clinical outcomes of PGD/PGS patients transferred a single blastocyst with different hatching types.
| Group | I | II | III |
|---|---|---|---|
| Transferred blastocysts | 70 | 353 | 569 |
| High-quality blastocysts | 45(64.3) | 208(58.9) | 375(65.9) |
| Clinical pregnancy | 43(61.4) | 197(55.8) | 334(58.7) |
| Fetal hearts | 44(62.9) | 205(58.1) | 341(59.9) |
| MZT pregnancy | 1(2.3) | 8(4.1) | 7(2.1) |
| Miscarriage | 9(20.9) | 38(19.3) | 55(16.5) |
| ≤12 weeks | 8(18.6) | 34(17.3) | 47(14.1) |
| >12 weeks | 1(2.3) | 4(2.0) | 8(2.3) |
| Ectopic pregnancy | 0 | 3(1.5) | 4(1.2) |
| Vanishing twin | 0 | 2(1.0) | 2(0.6) |
| Cesarean section | 27(79.4) | 116(74.4) | 215(78.5) |
| Live births | 34(48.6) | 156(44.2) | 274(48.2) |
| MZT birth | 0 | 2(1.3) | 2(0.7) |
Note: Values in parentheses are percentages.
Group I: patients transferred an 8-shape blastocyst with ICM incarceration; Group II: patients transferred a partially hatched blastocyst without ICM incarceration; Group III: patients transferred a fully hatched blastocyst