| Table 4: Clinical outcomes from OHSS when fresh embryos were transferred or all of the embryos were cryopreserved | |||
| Cycles’ outcomes | Freeze-all | Fresh embryo transfer | P |
| Number of cycles | 123 | 153 | |
| Clinical pregnancy rate | 47.9% | 41.1% | 0.004 |
| Single pregnancy rate | 74.5% | 68.2% | 0.589 |
| Twin pregnancy rate | 23.7% | 31.7% | 0.384 |
| Triplet pregnancy rate | 1.7% | 0 | 0.754 |
| Miscarriage rate | 15.8% | 15.6% | 0.789 |
| Implantation rate | 38.6% | 24.8% | 0.028 |
| Cumulative pregnancy rate | 62.3% | - | |
| Estimated cumulative pregnancy rate | 68.4% | 55.7% | 0.049 |