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ABSTRACT: Background
Childhood obesity persists as a serious public health problem. In the current meta-analysis, we summarized the results of controlled trials that evaluated the effect of obesity prevention policies in children and adolescents.Methods
Three databases (SCOPUS, PubMed and Embase) were searched for studies published before the 6th April 2020, by reported outcome measures of body mass index (BMI) and BMI-Zscore. Forty-seven studies reported BMI, while 45 studies reported BMI-Zscore as final outcome.Results
The results showed that the obesity-prevention policies had significant effect in reducing BMI (WMD: - 0.127; CI - 0.198, - 0.056; P?score (WMD: - 0.020; CI - 0.061, 0.021; P?=?0.340). In dose-response meta-analysis, a non-linear association was reported between the duration of intervention and BMI (Pnonlinearity?score (Pnonlinearity?=?0.023). In subgroup analysis, the more favorite results were observed for 5-10 years old, with combination of physical activity and diet as intervention materials.Conclusion
In conclusion, the obesity prevention policies in short-term periods of less than 2 years, in rather early age of school with approaches of change in both of diet and physical activity, could be more effective in prevention of childhood obesity. Trial registration PROSPERO registration number: CRD42019138359.
SUBMITTER: Taghizadeh S
PROVIDER: S-EPMC7734784 | biostudies-literature | 2020 Dec
REPOSITORIES: biostudies-literature
Taghizadeh Shahnaz S Farhangi Mahdieh Abbasalizad MA
Journal of translational medicine 20201214 1
<h4>Background</h4>Childhood obesity persists as a serious public health problem. In the current meta-analysis, we summarized the results of controlled trials that evaluated the effect of obesity prevention policies in children and adolescents.<h4>Methods</h4>Three databases (SCOPUS, PubMed and Embase) were searched for studies published before the 6th April 2020, by reported outcome measures of body mass index (BMI) and BMI-Z<sub>score</sub>. Forty-seven studies reported BMI, while 45 studies r ...[more]