The Effect of Maternal Age at the First Childbirth on Gestational Age and Birth Weight: The Japan Environment and Children’s Study (JECS)
Background: In Japan, mean maternal age at first childbirth is increasing. The aim of this study was to investigate whether maternal age at the first childbirth is a risk factor for preterm birth (PTB), low birth weight (LBW), and small for gestational age (SGA). Methods: We used the results of Japa...
Main Authors: | , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Japan Epidemiological Association
2019-05-01
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Series: | Journal of Epidemiology |
Subjects: | |
Online Access: | https://www.jstage.jst.go.jp/article/jea/29/5/29_JE20170283/_pdf |