Overview of Evidence Concerning School-Based Interventions for Improving the Health of School-Aged Children and Adolescents.

Of the various interventions implemented in school settings that involved people from various occupations, some positive effects were found. In most cases, evidence certainty was negatively affected by a high risk of bias within studies, inconsistencies within the estimates, and insufficient sample sizes. Further primary studies in these areas would be helpful for accumulating evidence to promote stronger cooperation between health and education stakeholders.