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This study analyzed data on over 300,000 twin pregnancies, nearly 12,000 triplet pregnancies, and over 700 quadruplet pregnancies from 1995 to 2000 in the US. The study found that gestational age at delivery was significantly higher in parous (previously pregnant) women than nulliparous (no previous pregnancies) women carrying multifetal pregnancies, even after controlling for other factors. The increase in gestational age was largest between nulliparous women and those with one previous birth. Higher gesta

Author

dwie_olshop

Language

EN