Pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defects

Abstract Aims/Introduction We aimed to explore whether the association between obesity and congenital heart defects (CHDs) can be mediated by maternal pregestational diabetes (PGDM). Materials and Methods We included 53,708 mother‐infant pairs with deliveries between 2017 and 2019 from the Birth Coh...

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Main Authors: Xiao‐Xia Wu, Ru‐Xiu Ge, Le Huang, Fu‐Ying Tian, Yi‐Xuan Chen, Lin‐Lin Wu, Jian‐Min Niu
Format: Article
Language:English
Published: Wiley 2022-02-01
Series:Journal of Diabetes Investigation
Subjects:
Online Access:https://doi.org/10.1111/jdi.13666
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author Xiao‐Xia Wu
Ru‐Xiu Ge
Le Huang
Fu‐Ying Tian
Yi‐Xuan Chen
Lin‐Lin Wu
Jian‐Min Niu
author_facet Xiao‐Xia Wu
Ru‐Xiu Ge
Le Huang
Fu‐Ying Tian
Yi‐Xuan Chen
Lin‐Lin Wu
Jian‐Min Niu
author_sort Xiao‐Xia Wu
collection DOAJ
description Abstract Aims/Introduction We aimed to explore whether the association between obesity and congenital heart defects (CHDs) can be mediated by maternal pregestational diabetes (PGDM). Materials and Methods We included 53,708 mother‐infant pairs with deliveries between 2017 and 2019 from the Birth Cohort in Shenzhen. Mothers were categorized into four groups: the underweight group (body mass index [BMI] <18.5), normal weight group (18.5 ≤ BMI < 24), overweight group (24 ≤ BMI < 28) and obesity group (BMI ≥28). Multivariable logistic regression models were used to evaluate the association between BMI and CHDs. Mediation analysis was used to confirm the effect of PGDM on the association between maternal obesity and CHDs. Results The proportion of obese individuals in the Birth Cohort in Shenzhen was 2.11%. Overall, 372 (0.69%) infants were diagnosed with CHDs. Maternal obesity was associated with an increased risk of CHDs (odds ratio 1.97, 95% confidence interval 1.14–3.41). The mediation effect of PGDM on the association between maternal obesity and CHDs was significant (odds ratio 1.18, 95% confidence interval 1.06–1.32). The estimated mediation proportion was 24.83%. Conclusions Maternal obesity was associated with increased risk for CHDs, and PGDM partially mediated the association between maternal obesity and CHDs.
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spelling doaj.art-26eadc5bbd644ab681409bb0ca38447a2022-12-21T17:23:29ZengWileyJournal of Diabetes Investigation2040-11162040-11242022-02-0113236737410.1111/jdi.13666Pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defectsXiao‐Xia Wu0Ru‐Xiu Ge1Le Huang2Fu‐Ying Tian3Yi‐Xuan Chen4Lin‐Lin Wu5Jian‐Min Niu6Department of Obstetrics Cheeloo College of Medicine Shenzhen Maternity and Child Healthcare Hospital Shandong University Shenzhen, Guangdong ChinaDepartment of Obstetrics Cheeloo College of Medicine Shenzhen Maternity and Child Healthcare Hospital Shandong University Shenzhen, Guangdong ChinaDepartment of Obstetrics Cheeloo College of Medicine Shenzhen Maternity and Child Healthcare Hospital Shandong University Shenzhen, Guangdong ChinaDepartment of Obstetrics Cheeloo College of Medicine Shenzhen Maternity and Child Healthcare Hospital Shandong University Shenzhen, Guangdong ChinaDepartment of Obstetrics Cheeloo College of Medicine Shenzhen Maternity and Child Healthcare Hospital Shandong University Shenzhen, Guangdong ChinaDepartment of Obstetrics Cheeloo College of Medicine Shenzhen Maternity and Child Healthcare Hospital Shandong University Shenzhen, Guangdong ChinaDepartment of Obstetrics Cheeloo College of Medicine Shenzhen Maternity and Child Healthcare Hospital Shandong University Shenzhen, Guangdong ChinaAbstract Aims/Introduction We aimed to explore whether the association between obesity and congenital heart defects (CHDs) can be mediated by maternal pregestational diabetes (PGDM). Materials and Methods We included 53,708 mother‐infant pairs with deliveries between 2017 and 2019 from the Birth Cohort in Shenzhen. Mothers were categorized into four groups: the underweight group (body mass index [BMI] <18.5), normal weight group (18.5 ≤ BMI < 24), overweight group (24 ≤ BMI < 28) and obesity group (BMI ≥28). Multivariable logistic regression models were used to evaluate the association between BMI and CHDs. Mediation analysis was used to confirm the effect of PGDM on the association between maternal obesity and CHDs. Results The proportion of obese individuals in the Birth Cohort in Shenzhen was 2.11%. Overall, 372 (0.69%) infants were diagnosed with CHDs. Maternal obesity was associated with an increased risk of CHDs (odds ratio 1.97, 95% confidence interval 1.14–3.41). The mediation effect of PGDM on the association between maternal obesity and CHDs was significant (odds ratio 1.18, 95% confidence interval 1.06–1.32). The estimated mediation proportion was 24.83%. Conclusions Maternal obesity was associated with increased risk for CHDs, and PGDM partially mediated the association between maternal obesity and CHDs.https://doi.org/10.1111/jdi.13666Congenital heart defectObesityPregestational diabetes
spellingShingle Xiao‐Xia Wu
Ru‐Xiu Ge
Le Huang
Fu‐Ying Tian
Yi‐Xuan Chen
Lin‐Lin Wu
Jian‐Min Niu
Pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defects
Journal of Diabetes Investigation
Congenital heart defect
Obesity
Pregestational diabetes
title Pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defects
title_full Pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defects
title_fullStr Pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defects
title_full_unstemmed Pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defects
title_short Pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defects
title_sort pregestational diabetes mediates the association between maternal obesity and the risk of congenital heart defects
topic Congenital heart defect
Obesity
Pregestational diabetes
url https://doi.org/10.1111/jdi.13666
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