Annita Kobes|Tina Kretschmer|Greetje Timmerman|Pauline Schreuder
Interventions aimed at preventing and reducing overweight/obesity among children and adolescents: a meta-synthesis
University of Groningen|University of Groningen|University of Groningen|University of Groningen
prevalence child adolescent obesity major worldwide problem decades stop number youth overweightobesity increasing numerous interventions focusing improving childrens weight status implemented growing body research weightrelated interventions youth summarized several metaanalyses aiming provide overview effectiveness interventions yet number metaanalyses expanding quickly overall results differ making comprehensive synopsis literature difficult tackle problem metasynthesis conducted draw informed conclusions state effectiveness interventions targeting child adolescent overweight results quantitative synthesis 26 metaanalyses resulted standardized mean difference smd 012 95ci 016 008 several moderator analyses showed participant intervention characteristics little impact overall effect size however moderator analysis distinguishing obesity treatment obesity prevention studies showed obesity treatment interventions smd 0048 95ci 060 036 significantly effective reducing body mass index obesity prevention interventions smd 008 95ci 011 006 overall results metasynthesis suggest interventions result statistically significant effects albeit relatively little clinical relevance