Carbohydrate intake quality and gestational diabetes mellitus, and the modifying effect of air pollution

BackgroundNutritional management is the cornerstone of gestational diabetes mellitus (GDM) prevention. High quality instead of low quantity of carbohydrate intake has been paying attention in controlling glycemia. Air pollution exposure can be interacted with dietary sourced nutrients, which may mod...

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Main Authors: Hehua Zhang, Yang Xia, Xiangsu Zhang, Qing Chang, Yuhong Zhao
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Nutrition
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnut.2022.992472/full
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author Hehua Zhang
Yang Xia
Xiangsu Zhang
Qing Chang
Yuhong Zhao
Yuhong Zhao
author_facet Hehua Zhang
Yang Xia
Xiangsu Zhang
Qing Chang
Yuhong Zhao
Yuhong Zhao
author_sort Hehua Zhang
collection DOAJ
description BackgroundNutritional management is the cornerstone of gestational diabetes mellitus (GDM) prevention. High quality instead of low quantity of carbohydrate intake has been paying attention in controlling glycemia. Air pollution exposure can be interacted with dietary sourced nutrients, which may modify the associations with GDM. This study aims to explore the associations between overall quality of carbohydrate intake and GDM as well as the modifying effect of prenatal air pollution exposure.MethodsCarbohydrate quality index (CQI) was calculated was calculated by summing scores of the four components; Land use regression prediction models were used to assess the air pollution exposure levels. GDM definition was based on 75 g glucose tolerance test results. Associations between pre-pregnancy CQI, pre-natal air pollution as well as the modifying effect on GDM were explored based on a birth cohort in China.ResultsA total of 3,183 participants were included, of which 784 (24.63%) were diagnosed with GDM. Higher pre-pregnancy CQI was associated with a lower incidence of GDM [odds ratio (OR) = 0.75, 95% confidence interval (CI): 0.56–0.99, Pfor trend = 0.04], especially for higher fasting blood glucose related GDM (OR = 0.66, 95% CI: 0.47, 0.91). Higher air pollution exposure before and during pregnancy was associated with a greater risk of GDM. Higher exposure to particulate matter with an aerodynamic diameter of < 2.5 μm (Pfor interaction < 0.01), particulate matter with an aerodynamic diameter of < 10 μm (Pfor interaction < 0.01), and sulfur dioxide (Pfor interaction = 0.02) during pregnancy decreased the beneficial effect of high pre-pregnancy CQI on GDM.ConclusionCQI related dietary interventions pre-pregnancy to prevent GDM incidence should be considered. Women who are planning to be pregnant should avoid high exposure to air pollution during pregnancy.
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spelling doaj.art-7cad1e372d3544c7a4e9d0484d5c715d2023-01-05T15:41:34ZengFrontiers Media S.A.Frontiers in Nutrition2296-861X2023-01-01910.3389/fnut.2022.992472992472Carbohydrate intake quality and gestational diabetes mellitus, and the modifying effect of air pollutionHehua Zhang0Yang Xia1Xiangsu Zhang2Qing Chang3Yuhong Zhao4Yuhong Zhao5Clinical Research Center, Shengjing Hospital of China Medical University, Shenyang, ChinaDepartment of Clinical Epidemiology, Shengjing Hospital of China Medical University, Shenyang, ChinaInternational Education School, China Medical University, Shenyang, ChinaClinical Research Center, Shengjing Hospital of China Medical University, Shenyang, ChinaClinical Research Center, Shengjing Hospital of China Medical University, Shenyang, ChinaDepartment of Clinical Epidemiology, Shengjing Hospital of China Medical University, Shenyang, ChinaBackgroundNutritional management is the cornerstone of gestational diabetes mellitus (GDM) prevention. High quality instead of low quantity of carbohydrate intake has been paying attention in controlling glycemia. Air pollution exposure can be interacted with dietary sourced nutrients, which may modify the associations with GDM. This study aims to explore the associations between overall quality of carbohydrate intake and GDM as well as the modifying effect of prenatal air pollution exposure.MethodsCarbohydrate quality index (CQI) was calculated was calculated by summing scores of the four components; Land use regression prediction models were used to assess the air pollution exposure levels. GDM definition was based on 75 g glucose tolerance test results. Associations between pre-pregnancy CQI, pre-natal air pollution as well as the modifying effect on GDM were explored based on a birth cohort in China.ResultsA total of 3,183 participants were included, of which 784 (24.63%) were diagnosed with GDM. Higher pre-pregnancy CQI was associated with a lower incidence of GDM [odds ratio (OR) = 0.75, 95% confidence interval (CI): 0.56–0.99, Pfor trend = 0.04], especially for higher fasting blood glucose related GDM (OR = 0.66, 95% CI: 0.47, 0.91). Higher air pollution exposure before and during pregnancy was associated with a greater risk of GDM. Higher exposure to particulate matter with an aerodynamic diameter of < 2.5 μm (Pfor interaction < 0.01), particulate matter with an aerodynamic diameter of < 10 μm (Pfor interaction < 0.01), and sulfur dioxide (Pfor interaction = 0.02) during pregnancy decreased the beneficial effect of high pre-pregnancy CQI on GDM.ConclusionCQI related dietary interventions pre-pregnancy to prevent GDM incidence should be considered. Women who are planning to be pregnant should avoid high exposure to air pollution during pregnancy.https://www.frontiersin.org/articles/10.3389/fnut.2022.992472/fullnutritionair pollutiongestational diabetes mellitusinteractionbirth cohort
spellingShingle Hehua Zhang
Yang Xia
Xiangsu Zhang
Qing Chang
Yuhong Zhao
Yuhong Zhao
Carbohydrate intake quality and gestational diabetes mellitus, and the modifying effect of air pollution
Frontiers in Nutrition
nutrition
air pollution
gestational diabetes mellitus
interaction
birth cohort
title Carbohydrate intake quality and gestational diabetes mellitus, and the modifying effect of air pollution
title_full Carbohydrate intake quality and gestational diabetes mellitus, and the modifying effect of air pollution
title_fullStr Carbohydrate intake quality and gestational diabetes mellitus, and the modifying effect of air pollution
title_full_unstemmed Carbohydrate intake quality and gestational diabetes mellitus, and the modifying effect of air pollution
title_short Carbohydrate intake quality and gestational diabetes mellitus, and the modifying effect of air pollution
title_sort carbohydrate intake quality and gestational diabetes mellitus and the modifying effect of air pollution
topic nutrition
air pollution
gestational diabetes mellitus
interaction
birth cohort
url https://www.frontiersin.org/articles/10.3389/fnut.2022.992472/full
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AT qingchang carbohydrateintakequalityandgestationaldiabetesmellitusandthemodifyingeffectofairpollution
AT yuhongzhao carbohydrateintakequalityandgestationaldiabetesmellitusandthemodifyingeffectofairpollution
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