A comparison of standard and compositional data analysis in studies addressing group differences in sedentary behavior and physical activity

© 2018 The Author(s). 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 a...

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Bibliographic Details
Main Authors: Gupta, N., Mathiassen, Svend, Mateu-Figueras, G., Heiden, M., Hallman, D., Jørgensen, M., Holtermann, A.
Format: Journal Article
Published: Biomed Central 2018
Online Access:http://hdl.handle.net/20.500.11937/69185