Table 2 Comparison between the ZIFT cycles- related variables in patients who conceived and those who did not
Non pregnant | Pregnant | p values | |
|---|---|---|---|
Number of cycles | 35 | 12 | |
COH protocol (% of all) | |||
Long agonist | 61.8% | 60% | ns |
Short agonist | 23.5% | 10% | ns |
Antagonist | 14.7% | 30% | ns |
Mean number of daily gonadotropin ampoules used | 3.7 ± 1.5 | 3.0 ± 0.9 | ns |
Peak E2 levels on day of hCG administration (pg/ml) | 2062 ± 962 | 1952 ± 628 | ns |
Number of oocytes retrieved | 11.8 ± 4.5 | 13.3 ± 6.5 | ns |
Fertilization rate (%) | 53 ± 18 | 61 ± 17 | p = 0.18 |
Number of 2PN | 5.9 ± 2.1 | 8.45 ± 4.4 | p < 0.01 |
Number of 2PN transferred | 4.5 ± 1.1 | 4.7 ± 0.9 | ns |