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Maternal dietary practices during pregnancy and obesity of neonates: a machine learning approach towards hierarchical and nested relationships in a Tibet Plateau cohort study

Published online by Cambridge University Press:  26 September 2024

Xiao Tang
Affiliation:
Nutrition and Health Promotion Center, Department of Public Health, Medical College, Qinghai University, Xining 810008, People’s Republic of China
Bin Zhang
Affiliation:
School of Mathematics and Statistics, Qinghai Minzu University, Xining 810007, People’s Republic of China
Mengzi Sun
Affiliation:
Global Health Institute, School of Public Health, Xi’an Jiaotong University, Xi’an 710061, People’s Republic of China
Hong Xue
Affiliation:
Department of Health Administration and Policy, College of Public Health, George Mason University, Fairfax, VA, USA
Ruihua Xu
Affiliation:
Nutrition and Health Promotion Center, Department of Public Health, Medical College, Qinghai University, Xining 810008, People’s Republic of China
Wenxiu Jian
Affiliation:
Nutrition and Health Promotion Center, Department of Public Health, Medical College, Qinghai University, Xining 810008, People’s Republic of China
Xiaomin Sun
Affiliation:
Global Health Institute, School of Public Health, Xi’an Jiaotong University, Xi’an 710061, People’s Republic of China
Pinhua Wang
Affiliation:
Department of Obstetrics, Qinghai Red Cross Hospital, Xining 810099, People’s Republic of China
Jiangcuo Zhaxi
Affiliation:
Nangqian People’s Hospital, Yushu 815299, People’s Republic of China
Xuejun Wang
Affiliation:
Department of Anesthesiology, Qinghai Red Cross Hospital, Xining 810099, People’s Republic of China
Liehong Wang
Affiliation:
Department of Obstetrics, Qinghai Red Cross Hospital, Xining 810099, People’s Republic of China
Xinguang Chen
Affiliation:
Global Health Institute, School of Public Health, Xi’an Jiaotong University, Xi’an 710061, People’s Republic of China
Yankai Xia
Affiliation:
State Key Laboratory of Reproductive Medicine, Center for Global Health, School of Public Health, Nanjing Medical University, Nanjing 211166, People’s Republic of China
Youfa Wang*
Affiliation:
Global Health Institute, School of Public Health, Xi’an Jiaotong University, Xi’an 710061, People’s Republic of China
Wen Peng*
Affiliation:
Nutrition and Health Promotion Center, Department of Public Health, Medical College, Qinghai University, Xining 810008, People’s Republic of China Qinghai Provincial Key Laboratory of Prevention and Control of Glucolipid Metabolic Diseases with Traditional Chinese Medicine, Xining, People’s Republic of China
*
*Corresponding authors: Dr Wen Peng, email [email protected]; Youfa Wang, email [email protected]
*Corresponding authors: Dr Wen Peng, email [email protected]; Youfa Wang, email [email protected]

Abstract

Studies on obesity and risk factors from a life-course perspective among residents in the Tibet Plateau with recent economic growth and increasing obesity are important and urgently needed. The birth cohort in this area provides a unique opportunity to examine the association between maternal dietary practice and neonatal obesity. The study aims to detect the prevalence of obesity among neonates, associated with maternal diet and other factors, supporting life-course strategies for obesity control. A cohort of pregnant women was enrolled in Tibet Plateau and followed till childbirth. Dietary practice during pregnancy was assessed using the Chinese FFQ – Tibet Plateau version, food items and other variables were associated with the risk for obesity of neonates followed by logistic regression, classification and regression trees (CART) and random forest. Of the total 1226 mother–neonate pairs, 40·5 % were Tibetan and 5·4 % of neonates with obesity. Consuming fruits as a protective factor for obesity of neonates with OR (95 % CI) = 0·61 (0·43, 0·87) from logistic regression; as well as OR = 0·20 (0·12, 0·35) for consuming fruits (≥ weekly) from CART. Removing fruit consumption to avoid overshadowing effects of other factors, the following were influential from CART: maternal education (more than middle school, OR = 0·22 (0·13, 0·37)) and consumption of Tibetan food (daily, OR = 3·44 (2·08, 5·69). Obesity among neonates is prevalent in the study population. Promoting healthy diets during pregnancy and strengthening maternal education should be part of the life-course strategies for obesity control.

Type
Research Article
Copyright
© The Author(s), 2024. Published by Cambridge University Press on behalf of The Nutrition Society

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Footnotes

These authors contributed equally to this work.

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