Table 3.
Patient profiles and reproductive outcomes of patients undergoing standard ET protocol after receptive ERA vs. patients with pET protocol after non-receptive ERA
| Standard ET | pET | p value | |
|---|---|---|---|
| Patients | 40 | 31 | 0.82 |
| RIF | 27 (67.5) | 23 (74.2) | |
| 1 prior failed | 10 (25) | 6 (19.4) | |
| 0 prior failed | 3 (7.5) | 2 (6.5) | |
| Age | 36.8 ± 5.1 years | 38.1 ± 4.8 years | 0.35 |
| After all biopsies, receptive on | – | ||
| P + 4 | 0 | 3 (9.7) | |
| P + 5 | 40 (100) | 0 (0) | |
| P + 6 | 0 | 22 (71) | |
| P + 7 | 0 | 6 (19.4) | |
| Time from biopsy to next cycle | 97.2 ± 69.5 days | 58.5 ± 39.9 days | 0.0022 |
| Embryos transferred | 1.1 ± 0.30 embryos | 1.03 ± 0.26 embryos | 0.83 |
| Implantation rate | 25/40 (65.5) | 20/31 (64.5) | 0.86 |
| Ongoing pregnancy rate | 20/40 (50.9) | 16/31 (51.6) | 0.89 |
| Live birth ratea | 8/20 (40.0) | 5/16 (31.3) | 0.59 |
N.B. Values expressed as N (%) and mean ± SD. p < 0.05 is significant
ET embryo transfer, pET personalized embryo transfer, RIF recurrent implantation failure
aNot all ongoing pregnancies could be followed through to term; therefore, live birth rates would not reflect true birth outcomes