What is the success rate for thawing and viability of embryos?
2055 embryos have been thawed for transfer of which 1124 were viable, therefore the overall thawing success rate of Snowflakes is 55%. However, the success rate for frozen embryo transfer varies by each clinic. The national average overall thaw success rate is 51%. With better freezing and thawing techniques, this percentage is likely to increase.
