Relationship of Gestational Weight Gain with Cesarean Delivery Risk, Perinatal Birth Weight, and Gestational Age in Overweight and Obese Women

Background: Gestational weight gain (GWG) is an important issue for all pregnant women due to its effect on pregnancy outcomes. Regarding this, the aim of the present study was to assess the relationship of GWG with cesarean section, birth weight, and gestational age at birth in the women with a pre...

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Main Authors: Amir Almasi-Hashiani, Mohammad Ali Mansournia, Mahdi Sepidarkish, Arezoo Esmailzadeh, Saman Maroufizadeh, Reza Omani Samani
Format: Article
Language:English
Published: Mashhad University of Medical Sciences 2017-12-01
Series:Iranian Journal of Neonatology
Subjects:
Online Access:http://ijn.mums.ac.ir/article_9986_8c8ebd9ec649a75b08fc67f923d376b5.pdf
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author Amir Almasi-Hashiani
Mohammad Ali Mansournia
Mahdi Sepidarkish
Arezoo Esmailzadeh
Saman Maroufizadeh
Reza Omani Samani
author_facet Amir Almasi-Hashiani
Mohammad Ali Mansournia
Mahdi Sepidarkish
Arezoo Esmailzadeh
Saman Maroufizadeh
Reza Omani Samani
author_sort Amir Almasi-Hashiani
collection DOAJ
description Background: Gestational weight gain (GWG) is an important issue for all pregnant women due to its effect on pregnancy outcomes. Regarding this, the aim of the present study was to assess the relationship of GWG with cesarean section, birth weight, and gestational age at birth in the women with a pre-pregnancy body mass index (BMI) of ≥ 25 kg/m2. Methods: This cross-sectional study was conducted on 2,147 obese or overweight pregnant females who had singleton births as a secondary analysis. The data were collected by filling out a checklist in 103 hospitals, which were equipped with department of obstetrics and gynecology, in Tehran province, Iran, in 2015. Data analysis was performed using binomial logistic regression model in Stata software version 14. Results: According to the results, the prevalence of cesarean section was 74.35%. Furthermore, the mean GWG was 11.7 kg. The odds of cesarean delivery in the women with low and high GWG were 0.62 times smaller and 1.20 times larger than that for normal GWG, respectively (95% CI: 0.42-0.92, P=0.019 and 95% CI:0.90-1.59, P=0.197, respectively). After adjusting for confounding variables, GWG had no significant association with birth weight and gestational age at birth in the overweight and obese women. Conclusion: The findings of this study revealed a significant relationship between GWG and cesarean section. Furthermore, the odds of cesarean section in the women with low GWG was less than that in the women with normal GWG. Regarding this, GWG should be considered as one of the determinants of cesarean delivery. Therefore, it is suggested to conduct further prospective cohort studies to clarify the impact of GWG on pregnancy complications.
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spelling doaj.art-75dc9d55013e415590095cfe75278c892022-12-21T22:25:17ZengMashhad University of Medical SciencesIranian Journal of Neonatology2251-75102322-21582017-12-01849510110.22038/ijn.2017.99869986Relationship of Gestational Weight Gain with Cesarean Delivery Risk, Perinatal Birth Weight, and Gestational Age in Overweight and Obese WomenAmir Almasi-Hashiani0Mohammad Ali Mansournia1Mahdi Sepidarkish2Arezoo Esmailzadeh3Saman Maroufizadeh4Reza Omani Samani5Department of Epidemiology and Reproductive Health, Reproductive Epidemiology Research Center, Royan Institute for Reproductive Biomedicine, Academic Center for Education, Culture, and Research, Tehran, IranDepartment of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, IranDepartment of Epidemiology and Reproductive Health, Reproductive Epidemiology Research Center, Royan Institute for Reproductive Biomedicine, Academic Center for Education, Culture, and Research, Tehran, IranDepartment of Obstetrics and Gynecology, Zahedan University of Medical Sciences, Zahedan, IranDepartment of Epidemiology and Reproductive Health, Reproductive Epidemiology Research Center, Royan Institute for Reproductive Biomedicine, Academic Center for Education, Culture, and Research, Tehran, IranDepartment of Epidemiology and Reproductive Health, Reproductive Epidemiology Research Center, Royan Institute for Reproductive Biomedicine, ACECR, Tehran, IranBackground: Gestational weight gain (GWG) is an important issue for all pregnant women due to its effect on pregnancy outcomes. Regarding this, the aim of the present study was to assess the relationship of GWG with cesarean section, birth weight, and gestational age at birth in the women with a pre-pregnancy body mass index (BMI) of ≥ 25 kg/m2. Methods: This cross-sectional study was conducted on 2,147 obese or overweight pregnant females who had singleton births as a secondary analysis. The data were collected by filling out a checklist in 103 hospitals, which were equipped with department of obstetrics and gynecology, in Tehran province, Iran, in 2015. Data analysis was performed using binomial logistic regression model in Stata software version 14. Results: According to the results, the prevalence of cesarean section was 74.35%. Furthermore, the mean GWG was 11.7 kg. The odds of cesarean delivery in the women with low and high GWG were 0.62 times smaller and 1.20 times larger than that for normal GWG, respectively (95% CI: 0.42-0.92, P=0.019 and 95% CI:0.90-1.59, P=0.197, respectively). After adjusting for confounding variables, GWG had no significant association with birth weight and gestational age at birth in the overweight and obese women. Conclusion: The findings of this study revealed a significant relationship between GWG and cesarean section. Furthermore, the odds of cesarean section in the women with low GWG was less than that in the women with normal GWG. Regarding this, GWG should be considered as one of the determinants of cesarean delivery. Therefore, it is suggested to conduct further prospective cohort studies to clarify the impact of GWG on pregnancy complications.http://ijn.mums.ac.ir/article_9986_8c8ebd9ec649a75b08fc67f923d376b5.pdfCesarean deliveryGestational weight gainLow birth weightPreterm delivery
spellingShingle Amir Almasi-Hashiani
Mohammad Ali Mansournia
Mahdi Sepidarkish
Arezoo Esmailzadeh
Saman Maroufizadeh
Reza Omani Samani
Relationship of Gestational Weight Gain with Cesarean Delivery Risk, Perinatal Birth Weight, and Gestational Age in Overweight and Obese Women
Iranian Journal of Neonatology
Cesarean delivery
Gestational weight gain
Low birth weight
Preterm delivery
title Relationship of Gestational Weight Gain with Cesarean Delivery Risk, Perinatal Birth Weight, and Gestational Age in Overweight and Obese Women
title_full Relationship of Gestational Weight Gain with Cesarean Delivery Risk, Perinatal Birth Weight, and Gestational Age in Overweight and Obese Women
title_fullStr Relationship of Gestational Weight Gain with Cesarean Delivery Risk, Perinatal Birth Weight, and Gestational Age in Overweight and Obese Women
title_full_unstemmed Relationship of Gestational Weight Gain with Cesarean Delivery Risk, Perinatal Birth Weight, and Gestational Age in Overweight and Obese Women
title_short Relationship of Gestational Weight Gain with Cesarean Delivery Risk, Perinatal Birth Weight, and Gestational Age in Overweight and Obese Women
title_sort relationship of gestational weight gain with cesarean delivery risk perinatal birth weight and gestational age in overweight and obese women
topic Cesarean delivery
Gestational weight gain
Low birth weight
Preterm delivery
url http://ijn.mums.ac.ir/article_9986_8c8ebd9ec649a75b08fc67f923d376b5.pdf
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