| Table 1: Clinical outcomes of fresh and vitrified/warmed cycles | |||
| Fresh cycle | 1st +2nd VWC | P-value | |
| Cycles | 211 | 120 | |
| age (mean ± SD) | 33.0±3.6 | 33.1±3.2 | 0.8707 |
| Total collected oocytes | 3260 | - | |
| Total mature oocytes | 2650 | - | |
| Mature oocytes (mean ± SD) | 12.6 ± 4.3 | - | |
| Vitrified oocytes | 1488 | - | |
| Thawed oocytes | - | 511 | |
| Surviving oocytes (survival rate %) | - | 458 (89.6) | |
| Injected oocytes | 1045 | 458 | |
| Fertilized oocytes (fertilization rate %) | 882/1045 (84.4) | 373/458 (81.4) | 0.1546 |
| Embryos type I or II (quality rate %) | 457/882 (51.8) | 188/373 (50.4) | 0.6474 |
| Transferred embryos | 516 | 272 | |
| Transferred embryos (mean ± SD) | 2.4 ± 0.6 | 2.3± 0.9 | 0.0911 |
| N° gestational sacs (Implantation rate %) | 102/516 (19.8) | 51/272 (18.8) | 0.7314 |