A new study suggests that frozen embryos lead to more live births than fresh embryos.
There is a significant increase with women staying pregnant who use frozen embryos versus the use of fresh embryos.
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In IVF, frozen embryos may lead to more live births than fresh embryos
Most women who do IVF are impregnated with a fresh embryo. However, a new study suggests that using a previously frozen and then thawed embryo may have a better success rate.
In a randomized trial of 1,508 women undergoing IVF for the first time, the researchers found that 49.3% of those who used frozen embryos gave birth to a baby, compared with 42% of those who used fresh embryos.
The work, led by Dr. Zi-Jiang Chen of the center for reproductive medicine at Shandong Provincial Hospital in China, was published Wednesday in the New England Journal of Medicine.
More than 5 million people worldwide got their start in life thanks to in vitro fertilization, according to the study authors.
The process begins when doctors harvest eggs from a woman and mix them with sperm to create a fertilized egg, or zygote…
Read more on the Los Angeles Times, Science Now webpage
