A comparison of standard and compositional data analysis in studies addressing group differences in sedentary behavior and physical activity
Abstract 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 proc...
Main Authors: | , , , , , , |
---|---|
Format: | Article |
Language: | English |
Published: |
BMC
2018-06-01
|
Series: | International Journal of Behavioral Nutrition and Physical Activity |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s12966-018-0685-1 |