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A comparison of standard and compositional data analysis in studies addressing group differences in sedentary behavior and physical activity
BACKGROUND: Data on time spent in physical activity, sedentary behavior and sleep during a day is compositional in nature, i.e. they add up to a constant value. Compositional data have fundamentally different properties from unconstrained data in real space, and require other analytical procedures,...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6003121/ https://www.ncbi.nlm.nih.gov/pubmed/29903009 http://dx.doi.org/10.1186/s12966-018-0685-1 |