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Older Women's IVF Success Lower, Study Finds
7 Jul
Summary
- Success rates for IVF using donor eggs decrease significantly after age 49.
- Uterine aging, not just egg quality, affects fertility in older women.
- New research highlights the importance of uterine health in older women's IVF success.
A recent study involving 1,774 women reveals that older women have a reduced success rate with in-vitro fertilization (IVF), even when using younger women's eggs. A significant drop in success was observed in women around age 49.
These findings challenge the long-held belief that donor eggs can entirely rejuvenate a woman's reproductive capacity. Researchers suggest that age-related changes in the uterine lining, where the embryo implants, may be a contributing factor to lower success rates and increased miscarriage risks.
For women aged 49 and above, the risk of miscarriage more than doubled compared to those aged 35-40. Live birth rates also fell from 46% to 32% in this older age group.
Despite these findings, experts stress that IVF remains a meaningful option for older women. However, patients must be informed that donor eggs do not entirely negate the effects of reproductive aging, particularly beyond age 49.
