Table 3.
Clinical outcomes of first frozen embryos transfer cycle.
| Characteristics | Corifollitropin alfa/PPOS protocol (n = 173) | Corifollitropin alfa/GnRHant protocol (n = 160) | P value |
|---|---|---|---|
| No. of started cycles | 173 | 160 | |
| Percentage of patients without frozen embryos (%) | 8.1 (14/173) | 7.5 (12/160) | 1.0 |
| No. of thawing cycles | 159 | 148 | |
| No. of replacement cycles | 159 | 148 | |
| No. of embryos transferred | 1.4 ± 0.5 | 1.3 ± 0.5 | 0.792 |
| Clinical pregnancy rate per started cycle (%) | 62.4 (108/173) | 60.6 (97/160) | 0.737 |
| Ongoing pregnancy rate per started cycle (%) | 51.4 (89/173) | 50.0 (80/160) | 0.827 |
| Live birth rate per started cycle (%) | 49.1 (85/173) | 48.1 (77/160) | 0.913 |
| No. of singleton | 72 | 64 | |
| No. of twins | 13 | 13 |
Values are expressed as number, mean ± standard deviation or percentage. PPOS progestin primed ovarian stimulation, GnRHant GnRH antagonist.