Establishment of an iodine model for prevention of iodine-excess-induced thyroid dysfunction in pregnant women

This study aims to explore the relationship between the iodine status and thyroid dysfunction (TD) in pregnant women and establish a model to guide them to prevent excessive iodine intake. A total of 515 pregnant women were enrolled in the study. Urinary iodine concentration (UIC), thyroid hormones,...

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Main Authors: Zhou Yuhan, Chen Fen, Wang Lingyu, Tian Chunhui, Zhang Shuo, Ding Feifei, Deng Jie
Format: Article
Language:English
Published: De Gruyter 2021-12-01
Series:Open Life Sciences
Subjects:
Online Access:https://doi.org/10.1515/biol-2021-0142
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author Zhou Yuhan
Chen Fen
Wang Lingyu
Tian Chunhui
Zhang Shuo
Ding Feifei
Deng Jie
author_facet Zhou Yuhan
Chen Fen
Wang Lingyu
Tian Chunhui
Zhang Shuo
Ding Feifei
Deng Jie
author_sort Zhou Yuhan
collection DOAJ
description This study aims to explore the relationship between the iodine status and thyroid dysfunction (TD) in pregnant women and establish a model to guide them to prevent excessive iodine intake. A total of 515 pregnant women were enrolled in the study. Urinary iodine concentration (UIC), thyroid hormones, and thyroid autoantibodies were measured, and then a logistic regression model was established. The median UIC of pregnant women was 174 ± 120 μg/L. Multivariate logistic regression analysis indicated that multivitamin supplements containing iodine and frequent seafood consumption were risk factors for excessive iodine (UIC ≥500 μg/L). Besides, excessive iodine was a risk factor for TD. Iodine excess was associated with a high prevalence of TD in pregnant women, especially TPOAb-positive women (P < 0.05). A logistic regression model based on potential risk factors was established to predict the risk of excessive iodine intake among pregnant women and provide guidance to minimize the risk of excessive iodine intake, thus reducing the risk of TD.
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spelling doaj.art-1662107122e648429788356c998ca9642022-12-22T04:29:08ZengDe GruyterOpen Life Sciences2391-54122021-12-011611357136410.1515/biol-2021-0142Establishment of an iodine model for prevention of iodine-excess-induced thyroid dysfunction in pregnant womenZhou Yuhan0Chen Fen1Wang Lingyu2Tian Chunhui3Zhang Shuo4Ding Feifei5Deng Jie6Department of Obstetrics, Xiangyang No. 1 People’s Hospital, Hubei University of Medicine, No. 15 Jiefang Road, Fancheng District, Xiangyang, 441000, People’s Republic of ChinaDepartment of Obstetrics, Xiangyang No. 1 People’s Hospital, Hubei University of Medicine, No. 15 Jiefang Road, Fancheng District, Xiangyang, 441000, People’s Republic of ChinaDepartment of Obstetrics, Xiangyang No. 1 People’s Hospital, Hubei University of Medicine, No. 15 Jiefang Road, Fancheng District, Xiangyang, 441000, People’s Republic of ChinaDepartment of Obstetrics, Xiangyang No. 1 People’s Hospital, Hubei University of Medicine, No. 15 Jiefang Road, Fancheng District, Xiangyang, 441000, People’s Republic of ChinaDepartment of Technology, Biotecan Medical Diagnostics Co., Ltd, Zhangjiang Center for Translational Medicine, Shanghai 201204, People’s Republic of ChinaDepartment of Technology, Biotecan Medical Diagnostics Co., Ltd, Zhangjiang Center for Translational Medicine, Shanghai 201204, People’s Republic of ChinaDepartment of Obstetrics, Xiangyang No. 1 People’s Hospital, Hubei University of Medicine, No. 15 Jiefang Road, Fancheng District, Xiangyang, 441000, People’s Republic of ChinaThis study aims to explore the relationship between the iodine status and thyroid dysfunction (TD) in pregnant women and establish a model to guide them to prevent excessive iodine intake. A total of 515 pregnant women were enrolled in the study. Urinary iodine concentration (UIC), thyroid hormones, and thyroid autoantibodies were measured, and then a logistic regression model was established. The median UIC of pregnant women was 174 ± 120 μg/L. Multivariate logistic regression analysis indicated that multivitamin supplements containing iodine and frequent seafood consumption were risk factors for excessive iodine (UIC ≥500 μg/L). Besides, excessive iodine was a risk factor for TD. Iodine excess was associated with a high prevalence of TD in pregnant women, especially TPOAb-positive women (P < 0.05). A logistic regression model based on potential risk factors was established to predict the risk of excessive iodine intake among pregnant women and provide guidance to minimize the risk of excessive iodine intake, thus reducing the risk of TD.https://doi.org/10.1515/biol-2021-0142urinary iodine concentrationpregnant womena logistic regression modelthyroid dysfunction
spellingShingle Zhou Yuhan
Chen Fen
Wang Lingyu
Tian Chunhui
Zhang Shuo
Ding Feifei
Deng Jie
Establishment of an iodine model for prevention of iodine-excess-induced thyroid dysfunction in pregnant women
Open Life Sciences
urinary iodine concentration
pregnant women
a logistic regression model
thyroid dysfunction
title Establishment of an iodine model for prevention of iodine-excess-induced thyroid dysfunction in pregnant women
title_full Establishment of an iodine model for prevention of iodine-excess-induced thyroid dysfunction in pregnant women
title_fullStr Establishment of an iodine model for prevention of iodine-excess-induced thyroid dysfunction in pregnant women
title_full_unstemmed Establishment of an iodine model for prevention of iodine-excess-induced thyroid dysfunction in pregnant women
title_short Establishment of an iodine model for prevention of iodine-excess-induced thyroid dysfunction in pregnant women
title_sort establishment of an iodine model for prevention of iodine excess induced thyroid dysfunction in pregnant women
topic urinary iodine concentration
pregnant women
a logistic regression model
thyroid dysfunction
url https://doi.org/10.1515/biol-2021-0142
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