Effectiveness of interventions to promote physical activity in children and adolescents: systematic review of controlled trials

To review the published literature on the effectiveness of interventions to promote physical activity in children and adolescents.

Systematic review. DATA SOURCES: Literature search using PubMed, SCOPUS, Psychlit, Ovid Medline, Sportdiscus, and Embase up to December 2006. Review methods Two independent reviewers assessed studies against the following inclusion criteria: controlled trial, comparison of intervention to promote physical activity with no intervention control condition, participants younger than 18 years, and reported statistical analyses of a physical activity outcome measure. Levels of evidence, accounting for methodological quality, were assessed for three types of intervention, five settings, and three target populations.