Table 2.
Clinical results of PGT-A cycles in comparison with those Prior unsuccessful IVF cycles
| Prior unsuccessful IVF PGT-A group, n = 702 | PGT-A cycle | Prior unsuccessful IVF cycle | P value | OR (95% CI) |
|---|---|---|---|---|
| Oocyte retrieval | ||||
| Patients retrieved, n (%) | 702/702 (100) | 699/702 (99.6) | 0.250 | |
| Cycles of retrieval/patients retrieved, n (mean ± SD, range) | 2732/702 (3.89 ± 3.81, 1–26) | 2673 /699 (3.82 ± 3.48, 1–28) | 0.668 | |
| Embryo transfer | ||||
| Patients transferred, n (%) | 344 /702 (49.0) | 648/702 (92.3) | 0.000 | 0.08 (0.06–0.11) |
| Cycles of transfer/patients transferred, n (mean ± SD, range) | 417/344 (1.21 ± 0.51, 1–4) | 2993/648 (4.62 ± 3.02, 1–20) | 0.000 | |
| Miscarriage | ||||
| Patients miscarried, n (%) | 28/702 (4.0) | 428/702 (61.0) | 0.000 | 0.03 (0.02–0.04) |
| Miscarriage/patients miscarried, n (mean ± SD, range) | 32/28 (1.14 ± 0.35, 1–2) | 769/428 (1.80 ± 0.96, 1–6) | 0.000 | |
| Live birth delivery | ||||
| Patients delivered, n (%) | 251/702 (35.8) | 0/702 (0) | 0.000 | |
PGT-A preimplantation genetic testing for aneuploidy, CI confidence interval, OR odds ratio