Table 3.
Clinical outcomes according to the group
| HPC | 95 % CI | SSS | 95 % CI | |
|---|---|---|---|---|
| Number of embryo transfers | 196 (89.9) | (85.9–93.9) | 188 (87.8) | (83.1–92.2) |
| Number of transfers on day 3 | 108 (55.1) | (48.1–62.1) | 123 (65.4) | (58.6–72.2) |
| Number of transfers on blastocyst stage | 88 (44.9) | (37.9–51.9) | 65 (34.6) | (27.8–41.4) |
| Number of embryos replaced (mean ± SD) | 362 (1.8 ± 0.4) | (1.7–1.9) | 345 (1.8 ± 0.4) | (1.7–1.8) |
| Number of cycles with embryo cryopreservation | 171/218 (78.4) | (72.9–83.9) | 160/214 (74.8) | (69.0–80.6) |
| Number of re-vitrified embryos (mean ± SD) | 549 (3.2 ± 1.9) | (2.9–3.5) | 471 (2.9 ± 1.8) | (2.6–3.2) |
| Implantation rate | 155/362 (42.8) | (37.7–47.9) | 142/345 (41.2) | (36.0–46.4) |
| Clinical pregnancy rate/cycle | 119/218 (54.6) | (48.0–61.2) | 106/214 (49.5) | (42.8–56.2) |
| Clinical pregnancy rate/embryo transfer | 119/196 (60.7) | (53.9–67.5) | 106/188 (56.4) | (49.3–63.5) |
| Ongoing pregnancy rate/cycle | 95/218 (43.6) | (37.0–50.2) | 87/214 (40.6) | (34.0–47.2) |
| Ongoing pregnancy rate/embryo transfer | 95/196 (48.5) | (41.5–55.5) | 87/188 (46.3) | (39.2–53.4) |
| Miscarriage rate | 21/119 (17.6) | (10.8–24.4) | 19/106 (17.9) | (10.6–25.2) |
| DR/cycle | 81/218 (37.2) | (30.8–46.6) | 79/214 (36.9) | (30.4–43.4) |
| LBR/cycle | 96/218 (44) | (37.4–50.6) | 97/214 (45.3) | (38.6–52) |
Unless otherwise indicated, values are mean ± SD or n (%) with 95 % confidence limits in brackets