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Assessment of Child Anthropometry in a Large Epidemiologic Study
Published on: February 2, 2017
Explorations on risk profiles for overweight and obesity in 9501 preschool-aged children
Qiong Wang1, Min Yang1, Xiangling Deng1
1Graduate School, Beijing University of Chinese Medicine, Beijing, China; Department of Pediatrics, China-Japan Friendship Hospital, Beijing, China.
Insights
Childhood obesity is linked to eating speed, sleep duration, birth weight, and parental BMI in Chinese preschoolers. These factors, along with diet and parental weight, synergistically increase obesity risk.
Area of Science:
- Pediatrics
- Public Health
- Epidemiology
Background:
- Childhood obesity presents a significant global public health challenge.
- Identifying contributing factors is crucial for effective prevention and intervention strategies.
Purpose of the Study:
- To identify and characterize individual and joint factors associated with overweight and obesity in Chinese preschool-aged children.
- To develop predictive models for childhood overweight and obesity risk.
Main Methods:
- Cross-sectional study involving 9501 preschool-aged children from Beijing and Tangshan.
- Overweight and obesity defined using WHO, IOTF, and China criteria.
- Multivariable analysis and interaction analysis were performed.
Main Results:
- Eating speed, sleep duration, birth weight, and paternal BMI were consistently associated with overweight/obesity.
- Fast food intake, maternal BMI, gestational weight gain, and maternal pre-pregnancy BMI were also significant factors.
- Significant interactions were found between parental obesity and eating speed.
Conclusions:
- Lifestyle, fetal/neonatal, and family-related factors synergistically increase the risk of overweight and obesity in preschool children.
- Risk nomogram models demonstrated good prediction accuracy for childhood overweight and obesity.
Background:
Childhood obesity places a major burden on global public health. We aimed to identify and characterize potential factors, both individually and jointly, in association with overweight and obesity in Chinese preschool-aged children.
Methods:
We cross-sectionally recruited 9501 preschool-aged children from 30 kindergartens in Beijing and Tangshan. Overweight and obesity are defined according to the World Health Organization (WHO), International Obesity Task Force (IOTF), and China criteria.
Results:
After multivariable adjustment, eating speed, sleep duration, birthweight, and paternal body mass index (BMI) were consistently and significantly associated with childhood overweight and obesity under three growth criteria at a significance level of 5%. Additional fast food intake frequency, maternal BMI, gestational weight gain (GWG) and maternal pre-pregnancy BMI were significant factors for overweight (WHO criteria) and obesity (both IOTF and China criteria). Importantly, there were significant interactions between parental obesity and eating speed for childhood obesity. Finally, for practical reasons, risk nomogram models were constructed for childhood overweight and obesity based on significant factors under each criterion, with good prediction accuracy.
Conclusion:
Our findings indicated a synergistic association of lifestyle, fetal and neonatal, and family-related factors with the risk of experiencing overweight and obesity among preschool-aged children.
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