Table 1 Comparison of survival, implantation and pregnancy rates according to loading device
From: Factors affecting the outcome of human blastocyst vitrification
| Loading Device | Sample Size | Survival Rate | Implantation Rate | Pregnancy Rate | |
|---|---|---|---|---|---|
| Mukaida et al , 2001[8] | Cryoloop | N = 60 | 63% | -- | 31% |
| Cho, 2002 et al[21] | EM grid | N = 21 | 83% | -- | 34% |
| Reed et al , 2002[10] | Cryoloop | N = 54 | 100% | 15% | -- |
| Mukaida et al , 2003[9] | Cryoloop | N = 725 | 80% | 20% | 37% |
| Osada et al , 2003[11] | Cryotop | N = 580 | 99% | -- | 56% |
| Stehlik et al , 2005[12] | Cryotop | N = 41 | 100% | -- | 50% |
| Takahashi et al , 2005[19] | Cryoloop | N = 1129 | 86% | 29% | 44% |
| Kuwayama et al , 2005[18] | Cryotip | N = 5695 | 90% | -- | 53% |
| Liebermann et al , 2006[13] | Cryotop | N = 547 | 97% | 31% | 46% |
| Mukaida et al , 2008[29] | Cryoloop | N = 5412 | 92% | 36% | 49% |