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Intraclass correlation values for adolescent health outcomes in secondary schools in 21 European countries
BACKGROUND: Cluster randomised controlled trials (CRCTs) are increasingly used to evaluate the effectiveness of interventions for improving health. A key feature of CRCTs is that individuals in clusters are often more alike than individuals in different clusters, irrespective of treatment. This simi...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Elsevier
2016
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5757888/ https://www.ncbi.nlm.nih.gov/pubmed/29349141 http://dx.doi.org/10.1016/j.ssmph.2016.03.005 |