Obesity

Interventions for Childhood Central Obesity: A Systematic Review and Meta-Analysis

JAMA Netw OpenPublished Systematic review and meta-analysis of randomised trials

Authors' conclusion

In this meta-analysis of RCTs, combining dietary changes with physical activity, as well as using behavioral strategies alone, were associated with reduced central obesity in children from high- and middle-income countries. Findings from this study have policy implications for Sustainable Development Goals of ending all forms of malnutrition and reducing premature mortality from noncommunicable diseases.

Study context

Population
Children aged 5 to 18 years with overweight or obesity at baseline
Participants
8,183 children34 randomized clinical trials (RCTs)
Comparison
Lifestyle, behavioral and pharmacological interventions vs control for childhood central obesity
Outcome
Childhood central obesity measured using WC, waist-to-height ratio, waist-to-hip ratio and WC z score
Methodological detailsrandom-effects meta-analysis, PRISMA, RoB 2.0, sensitivity analysis, meta-regression and subgroup analyses, Risk of bias: 12 studies low, 8 higher
  • Random-effects meta-analysis
  • PRISMA
  • RoB 2.0
  • Sensitivity analysis, meta-regression and subgroup analyses
  • Risk of bias: 12 studies low, 8 higher

Pooled result

As reported in the abstract

WC
SMD (95% CI)
Diet + physical activity2 RCTs
−0.38(−0.58 to −0.19)
Behavioral interventions5 RCTs
−0.54(−1.06 to −0.03)

Original publication

Interventions for Childhood Central Obesity: A Systematic Review and Meta-Analysis. JAMA Netw Open. Published 1 April 2025. doi:10.1001/jamanetworkopen.2025.4331

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