Accès ouvert
2026
article
OpenAlex
Keita Kanamori, Tomohisa Suzuki, Chiharu Ota, Children’s Study Group The Japan Environment et autres
Abstract Background Hypertension in childhood has been recognized as an early marker of future cardiovascular risk, and blood pressure trajectories are known to track from early life into adulthood. Environmental exposures during early childhood, particularly indoor air pollutants such as particulate matter …
jp
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Accès ouvert
2026
article
OpenAlex
Kanako SHIMADA, Kenta Matsumura, Haruka Kasamatsu, Hitomi Inano et autres
To examine the association between maternal house dust–related cleaning behaviors during pregnancy and neurodevelopmental outcomes from 18 months to 3 years of age. Data from 81,125 mother–child pairs who participated in the Japan Environment and Children’s Study (JECS) were analyzed. Mothers were …
jp
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Accès ouvert
2026
article
OpenAlex
Kazue Ishitsuka, Sjurdur Frodi Olsen, Thorhallur Halldorsson, Naho Morisaki et autres
OBJECTIVES: Cow milk is rich in essential nutrients for fetal growth. We investigated associations of maternal milk intake and macronutrient intake from milk with birth size. METHODS: We included 79,976 mother-infant pairs from an ongoing nationwide prospective Japanese cohort study. Maternal milk …
jp, dk, us, is
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Accès ouvert
2026
article
OpenAlex
Yoshinori Aoki, Michikazu Nakai, Hirotake Sawada, Hiroshi Moritake et autres
Abstract Background Children born small for gestational age (SGA) are at increased risk of impaired growth and adverse long-term health outcomes. While several prenatal and perinatal determinants of catch-up growth have been identified, evidence regarding modifiable postnatal behavioral factors remains limited. Outdoor …
jp
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Accès ouvert
2026
article
OpenAlex
Daiki Hiraoka, Asuka Tachi, Yuki Takahashi, Sayaka Kato et autres
PURPOSE: Labor induction using medications such as synthetic oxytocin (synOT) and prostaglandins (PG) has become increasingly common; however, its implications for mother-to-infant bonding remain unclear. These agents may plausibly influence early bonding by altering peripartum oxytocin-related physiology and by affecting early breastfeeding …
jp
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Accès ouvert
2026
article
OpenAlex
Yasuaki Saijo, Yukihiro Sato, Hiroyuki Shiotsuki, Tomoki Ishikawa et autres
BACKGROUND: Whereas underweight and obesity have been reported as risk factors for postpartum depression (PD), in Japan, younger women tend to express a stronger preference to have a lower body mass index (BMI). In this study, we aimed to examine the association …
jp
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Accès ouvert
2026
article
OpenAlex
Asuka Tachi, Yuki Takahashi, Yuki Ito, Sayaka Kato et autres
Given the increasing prevalence of neurodevelopmental disorders, this study examined the association between autism and neurodevelopmental delays and exposure to intrapartum labor epidural analgesia (LEA) and synthetic oxytocin (OT) in offspring. The data were obtained from various questionnaires, including the Japanese Ages …
jp
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Accès ouvert
2026
article
OpenAlex
Yoshiko Suetsugu, Takehiro Michikawa, Seiichi Morokuma, Norio Hamada et autres
BACKGROUND: The association between pre-pregnancy sleep patterns and postpartum depression as well as the modifying effect of parity, remains insufficiently understood. This study examined the longitudinal associations of sleep before and during pregnancy on the risk of postpartum depression at one month …
jp
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Accès ouvert
2026
article
OpenAlex
Hidekuni Inadera, Junko Sakai, Shintaro Terashita, Kanako SHIMADA et autres
BACKGROUND: Breastfeeding has been linked to children’s susceptibility to allergic diseases. However, few large epidemiological studies have correlated breastfeeding patterns with the prevalence of allergic diseases in infants. METHODS: Following exclusions from a dataset comprising 104,043 records from the Japan Environment and …
jp
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Accès ouvert
2026
article
OpenAlex
Ikuyo Sanzen, Kenta Matsumura, Hitomi Inano, Akiko Tsuchida et autres
The number of births by caesarean section (CS) is increasing worldwide. In line with this trend, there is growing interest in the neurodevelopmental outcome of children born by CS. This study examined the relationship between the mode of delivery and suspected neurodevelopmental …
jp
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Accès ouvert
2026
article
OpenAlex
Yuri Nakagawa, Kenta Matsumura, Akiko Tsuchida, Hidekuni Inadera et autres
BACKGROUND: Breastfeeding plays a vital role in preventing childhood infections and enhancing many aspects of long-term health. In this study, we investigated the link between feeding and sleep duration and considered the underlying mechanism of the observed effects, particularly the role of …
jp
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Accès ouvert
2026
article
OpenAlex
Kayoko Saito, Hitomi Inano, Akiko Tsuchida, Haruka Kasamatsu et autres
BACKGROUND: To prevent bonding disorder, support should be provided both immediately after childbirth and in the long term. This study focuses on the prevention of bonding disorder and aimed to clarify the effect of early mother–infant contact on mother-to-infant bonding 1 year …
jp
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