Table 4.
Clinical pregnancy rate per euploid embryo transfer, miscarriage rate per pregnancy, and live birth rate per euploid embryo transfer in age-specific groups
| Euploid transfer cycles | Sequential medium | Single-step medium | Relative risk | 95% confidence interval | p value |
|---|---|---|---|---|---|
| Number (%) | Number (%) | ||||
| Age < 38 (n) | 118 | 133 | |||
| Clinical pregnancy | 76 (64.4%) | 83 (62.4%) | 1.0321 | 0.8551–1.2457 | 0.794 |
| Miscarriage | 5 (6.6%) | 13 (15.7%) | 0.4200 | 0.1571–1.1229 | 0.083 |
| Live birth rate | 71 (60.2%) | 70 (52.6%) | 0.8747 | 0.7033–1.0879 | 0.230 |
| Age ≥ 38 (n) | 53 | 71 | |||
| Clinical pregnancy | 27 (50.9%) | 42 (59.2%) | 0.8612 | 0.6208–1.1947 | 0.465 |
| Miscarriage | 4 (14.8%) | 7 (16.7%) | 0.8889 | 0.2873–2.7499 | 1.000 |
| Live birth rate | 23 (43.4%) | 35 (49.3%) | 1.1359 | 0.7710–1.6737 | 0.515 |