Effect of intervention programs in schools to reduce screen time: a meta-analysis

Jornal de Pediatria

关键词: Criança;    Adolescente;    Saúde escolar;    Estilo de vida sedentário;   

DOI  :  10.1016/j.jped.2014.01.003

来源: DOAJ

【 摘 要 】

OBJECTIVE:to evaluate the effects of intervention program strategies on the time spent on activities such as watching television, playing videogames, and using the computer among schoolchildren.SOURCES:a search for randomized controlled trials available in the literature was performed in the following electronic databases: PubMed, Lilacs, Embase, Scopus, Web of Science, and Cochrane Library using the following Keywords randomized controlled trial, intervention studies, sedentary lifestyle, screen time, and school. A summary measure based on the standardized mean difference was used with a 95% confidence interval.DATA SYNTHESIS:a total of 1,552 studies were identified, of which 16 were included in the meta-analysis. The interventions in the randomized controlled trials (n = 8,785) showed a significant effect in reducing screen time, with a standardized mean difference (random effect) of: -0.25 (-0.37, -0.13), p < 0.01.CONCLUSION:interventions have demonstrated the positive effects of the decrease of screen time among schoolchildren.

【 授权许可】

Unknown