Maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the NINFEA birth-cohort.

<h4>Objectives</h4>Maternal occupational exposures during early pregnancy can be detrimental to foetus health and have short- and long-term health effects on the child. This study examined their association with adverse birth outcomes.<h4>Methods</h4>The study included 3938 n...

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Main Authors: Antonio d'Errico, Maja Popovic, Costanza Pizzi, Giovenale Moirano, Chiara Moccia, Lorenzo Richiardi, Milena Maule
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2025-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0313085
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author Antonio d'Errico
Maja Popovic
Costanza Pizzi
Giovenale Moirano
Chiara Moccia
Lorenzo Richiardi
Milena Maule
author_facet Antonio d'Errico
Maja Popovic
Costanza Pizzi
Giovenale Moirano
Chiara Moccia
Lorenzo Richiardi
Milena Maule
author_sort Antonio d'Errico
collection DOAJ
description <h4>Objectives</h4>Maternal occupational exposures during early pregnancy can be detrimental to foetus health and have short- and long-term health effects on the child. This study examined their association with adverse birth outcomes.<h4>Methods</h4>The study included 3938 nulliparous women from the Italian NINFEA mother-child cohort. Their occupational exposures during the first trimester of pregnancy were assessed through prospectively collected questionnaire information and job-exposure matrices. Associations between maternal exposures and birthweight, preterm birth, and delivery by caesarean section were analysed by multivariable linear and logistic regression models. An exploratory factor analysis was carried out to explore co-exposure profiles in association with birth outcomes.<h4>Results</h4>Women exposed to passive smoking at work and those who reduced their working hours during pregnancy were found to have an increased likelihood of all analysed birth outcomes. Children of mothers performing a demanding work were less likely to be born preterm [OR 0.72 (95% CI 0.54 to 0.95)] and more likely to have a higher birthweight [β = 40.4 g (95% CI 7.5 to 73.4)]. Maternal exposures to heat and dust were associated with a lower birthweight [β = -160.1 g (95% CI -299.6 to -20.7)] and increased odds of caesarean section [OR 6.99 (95% CI 2.36 to 25.47)], respectively.<h4>Conclusions</h4>This study provides some evidence of the selection of healthy population into the workforce and of association between work-related passive smoking, heat and dust and adverse birth outcomes.
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spelling doaj-art-7d956528e6e24d28b1a4aac50be062ef2025-02-05T05:31:28ZengPublic Library of Science (PLoS)PLoS ONE1932-62032025-01-01201e031308510.1371/journal.pone.0313085Maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the NINFEA birth-cohort.Antonio d'ErricoMaja PopovicCostanza PizziGiovenale MoiranoChiara MocciaLorenzo RichiardiMilena Maule<h4>Objectives</h4>Maternal occupational exposures during early pregnancy can be detrimental to foetus health and have short- and long-term health effects on the child. This study examined their association with adverse birth outcomes.<h4>Methods</h4>The study included 3938 nulliparous women from the Italian NINFEA mother-child cohort. Their occupational exposures during the first trimester of pregnancy were assessed through prospectively collected questionnaire information and job-exposure matrices. Associations between maternal exposures and birthweight, preterm birth, and delivery by caesarean section were analysed by multivariable linear and logistic regression models. An exploratory factor analysis was carried out to explore co-exposure profiles in association with birth outcomes.<h4>Results</h4>Women exposed to passive smoking at work and those who reduced their working hours during pregnancy were found to have an increased likelihood of all analysed birth outcomes. Children of mothers performing a demanding work were less likely to be born preterm [OR 0.72 (95% CI 0.54 to 0.95)] and more likely to have a higher birthweight [β = 40.4 g (95% CI 7.5 to 73.4)]. Maternal exposures to heat and dust were associated with a lower birthweight [β = -160.1 g (95% CI -299.6 to -20.7)] and increased odds of caesarean section [OR 6.99 (95% CI 2.36 to 25.47)], respectively.<h4>Conclusions</h4>This study provides some evidence of the selection of healthy population into the workforce and of association between work-related passive smoking, heat and dust and adverse birth outcomes.https://doi.org/10.1371/journal.pone.0313085
spellingShingle Antonio d'Errico
Maja Popovic
Costanza Pizzi
Giovenale Moirano
Chiara Moccia
Lorenzo Richiardi
Milena Maule
Maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the NINFEA birth-cohort.
PLoS ONE
title Maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the NINFEA birth-cohort.
title_full Maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the NINFEA birth-cohort.
title_fullStr Maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the NINFEA birth-cohort.
title_full_unstemmed Maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the NINFEA birth-cohort.
title_short Maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the NINFEA birth-cohort.
title_sort maternal occupational exposures during early stages of pregnancy and adverse birth outcomes in the ninfea birth cohort
url https://doi.org/10.1371/journal.pone.0313085
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