Association between very advanced maternal age and adverse pregnancy outcomes: a cross sectional Japanese study.

BMC Pregnancy Childbirth · 2017 · PMC5635576 · PMID 29017467

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a significant trendno p-value reported

A significant trend in risk was observed for increasing maternal age categories for all outcomes except for placental abruption, very preterm birth, low Apgar score, and perinatal death.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.