Association of sleep quality with temperament among one-month-old infants in The Japan Environment and Children's Study.

This study aimed to examine the association between infant sleep quality and temperament in one-month-old infants using a large cohort study data. We used data from the Japan Environment and Children's Study, a cohort study which follows around 100,000 women from pregnancy until their children&...

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Main Authors: Kimiyo Kikuchi, Takehiro Michikawa, Seiichi Morokuma, Norio Hamada, Yoshiko Suetsugu, Kazushige Nakahara, Kiyoko Kato, Masafumi Sanefuji, Eiji Shibata, Mayumi Tsuji, Masayuki Shimono, Toshihiro Kawamoto, Shouichi Ohga, Koichi Kusuhara, Japan Environment and Children’s Study Group
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0274610
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author Kimiyo Kikuchi
Takehiro Michikawa
Seiichi Morokuma
Norio Hamada
Yoshiko Suetsugu
Kazushige Nakahara
Kiyoko Kato
Masafumi Sanefuji
Eiji Shibata
Mayumi Tsuji
Masayuki Shimono
Toshihiro Kawamoto
Shouichi Ohga
Koichi Kusuhara
Japan Environment and Children’s Study Group
author_facet Kimiyo Kikuchi
Takehiro Michikawa
Seiichi Morokuma
Norio Hamada
Yoshiko Suetsugu
Kazushige Nakahara
Kiyoko Kato
Masafumi Sanefuji
Eiji Shibata
Mayumi Tsuji
Masayuki Shimono
Toshihiro Kawamoto
Shouichi Ohga
Koichi Kusuhara
Japan Environment and Children’s Study Group
author_sort Kimiyo Kikuchi
collection DOAJ
description This study aimed to examine the association between infant sleep quality and temperament in one-month-old infants using a large cohort study data. We used data from the Japan Environment and Children's Study, a cohort study which follows around 100,000 women from pregnancy until their children's development. The mothers were asked about their infants' sleep and temperament using a structured questionnaire. Frequent crying (adjusted odds ratio [AOR]: 1.05, 95% confidence interval [CI]: 1.00-1.10) and intense crying (AOR: 1.19, 95% CI: 1.13-1.25) were positively associated with longer sleep periods during the day than at night. Female infants with longer daytime sleep periods than that at nighttime were more likely to cry frequently (AOR: 1.11, 95% CI: 1.04-1.20). Parous women with infants who had frequent night awakening believed their infants cried more intensely (AOR: 1.17, 95% CI: 1.03-1.31). The study demonstrated a specific association between sleep quality and temperament in one-month-old infants. Based on the results of this study, further sleep intervention studies are required to improve infant temperament.
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spelling doaj.art-fc1ba1f8e47f439a9349a5a1dc1cccc12022-12-22T04:32:34ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-01179e027461010.1371/journal.pone.0274610Association of sleep quality with temperament among one-month-old infants in The Japan Environment and Children's Study.Kimiyo KikuchiTakehiro MichikawaSeiichi MorokumaNorio HamadaYoshiko SuetsuguKazushige NakaharaKiyoko KatoMasafumi SanefujiEiji ShibataMayumi TsujiMasayuki ShimonoToshihiro KawamotoShouichi OhgaKoichi KusuharaJapan Environment and Children’s Study GroupThis study aimed to examine the association between infant sleep quality and temperament in one-month-old infants using a large cohort study data. We used data from the Japan Environment and Children's Study, a cohort study which follows around 100,000 women from pregnancy until their children's development. The mothers were asked about their infants' sleep and temperament using a structured questionnaire. Frequent crying (adjusted odds ratio [AOR]: 1.05, 95% confidence interval [CI]: 1.00-1.10) and intense crying (AOR: 1.19, 95% CI: 1.13-1.25) were positively associated with longer sleep periods during the day than at night. Female infants with longer daytime sleep periods than that at nighttime were more likely to cry frequently (AOR: 1.11, 95% CI: 1.04-1.20). Parous women with infants who had frequent night awakening believed their infants cried more intensely (AOR: 1.17, 95% CI: 1.03-1.31). The study demonstrated a specific association between sleep quality and temperament in one-month-old infants. Based on the results of this study, further sleep intervention studies are required to improve infant temperament.https://doi.org/10.1371/journal.pone.0274610
spellingShingle Kimiyo Kikuchi
Takehiro Michikawa
Seiichi Morokuma
Norio Hamada
Yoshiko Suetsugu
Kazushige Nakahara
Kiyoko Kato
Masafumi Sanefuji
Eiji Shibata
Mayumi Tsuji
Masayuki Shimono
Toshihiro Kawamoto
Shouichi Ohga
Koichi Kusuhara
Japan Environment and Children’s Study Group
Association of sleep quality with temperament among one-month-old infants in The Japan Environment and Children's Study.
PLoS ONE
title Association of sleep quality with temperament among one-month-old infants in The Japan Environment and Children's Study.
title_full Association of sleep quality with temperament among one-month-old infants in The Japan Environment and Children's Study.
title_fullStr Association of sleep quality with temperament among one-month-old infants in The Japan Environment and Children's Study.
title_full_unstemmed Association of sleep quality with temperament among one-month-old infants in The Japan Environment and Children's Study.
title_short Association of sleep quality with temperament among one-month-old infants in The Japan Environment and Children's Study.
title_sort association of sleep quality with temperament among one month old infants in the japan environment and children s study
url https://doi.org/10.1371/journal.pone.0274610
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