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Interventions for preventing obesity in children
K Campbell1, E Waters, S O'Meara
1School of Health Sciences, Deakin University, 221 Burwood Highway, Burwood, Australia, 3125. kcamp@deakin.edu.au
Insights
Childhood obesity prevention strategies lack robust evidence. This review found limited quality data, highlighting the need for well-designed studies to inform effective interventions for this growing global health issue.
Area of Science:
- Public Health
- Pediatrics
- Evidence-Based Medicine
Background:
- Global rise in childhood obesity presents significant short- and long-term health challenges.
- Current understanding of effective obesity prevention strategies for children is limited.
- Addressing childhood obesity is a critical public health priority.
Purpose of the Study:
- To systematically evaluate the effectiveness of interventions aimed at preventing childhood obesity.
- To identify successful strategies for childhood obesity prevention.
Main Methods:
- Comprehensive search of electronic databases from 1985 to October 1999.
- Inclusion of randomized controlled trials (RCTs) and non-randomized trials with concurrent control groups.
- Data extraction and quality assessment by two independent reviewers, with a minimum follow-up period of three months.
Main Results:
- Seven studies (three long-term, four short-term) met the inclusion criteria.
- Significant diversity in study design, quality, target populations, intervention approaches, and outcome measures was observed.
- Heterogeneity precluded statistical meta-analysis of findings.
Conclusions:
- Limited high-quality data currently exists on the effectiveness of childhood obesity prevention programs.
- No generalizable conclusions can be drawn due to data limitations.
- There is a clear and urgent need for well-designed research to evaluate a wider range of obesity prevention interventions in children.
Background:
The prevalence of obesity and overweight is increasing world-wide. Obesity in children impacts on their health in both the short and longer term. Obesity prevention strategies are poorly understood.
Objectives:
To assess the effectiveness of interventions designed to prevent obesity in childhood.
Search Strategy:
Electronic databases were searched from 1985 to October 1999.
Selection Criteria:
Data from RCTs and non-randomised trials with concurrent control group were included. studies with follow up of one year minimum were selected, A priori, this was subsequently amended to include studies with minimum follow up of three months. The possible susceptibility of post hoc questions to bias is addressed.
Data Collection And Analysis:
Two reviewers independently extracted data and assessed study quality.
Main Results:
Seven studies were included, three long-term and four short- term. The studies included were diverse in terms of study design and quality, target population, theoretical underpinning of intervention approach, and outcome measures. As such, it was not possible to combine study findings using statistical methods.
Reviewer'S Conclusions:
The findings of the review suggest that currently there is limited quality data on the effectiveness of obesity prevention programs and as such no generalisable conclusions can be drawn. The need for well-designed studies which examine a range of interventions remains a priority.
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