Article
Aneuploidy in twin gestations: When is maternal age advanced?
1 Feb 1997
Abstract excerpt
OBJECTIVE: To determine the maternal age at which twin gestations have a risk of fetal aneuploidy comparable to that of singleton pregnancies at maternal age 35, accounting for variation in dizygotic twinning rates by maternal age and race. METHODS: Known aneuploidy risks and rates of dizygotic twinning by maternal age and race were used to calculate the risk of fetal aneuploidy at term and in the second...
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