A new study out of China suggests that the long-term effects of frozen embryo transfer on a child's metabolic health aren't as pronounced as previously thought, reports the New York Times.
Researchers at the Institute of Women, Children, and Reproductive Health, Shandong University, looked at 4,246 children born at 2,181 and 2,065 of the same age who were born after either frozen embryo transfer or fresh embryo transfer.
They found no significant differences in fasting blood glucose, total cholesterol, or triglyceride levels between the children born after FET and those born after fresh embryo transfer.
"These data provide valuable evidence on the safety of frozen embryo transfer in children," says the lead author of the study, published in the Proceedings of the National Academy of Sciences.
It's not clear, however, whether the children born after FET weighed more than the children born after fresh embryo transfer, or whether the children born after FET weighed more than the children born after fresh embryo transfer.
The study did find that the children born after FET had higher BMIs than the children born after fresh embryo transfer, but that didn't appear to be a long-term issue.
"Our results show that the long-term effects of FET on a child's
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