Classifying the physical activity and sedentary behaviour of persons with COPD before pulmonary rehabilitation: a cluster analysis

Background: Health-related movement behaviour is multi-layered including sedentary behaviour and physical activities (PA) in different intensities. Objective: One aim of the STAR-study (Stay active after rehabilitation) was to identify objective patterns of PA and sitting in patients with COPD prior to rehabilitation (Geidl et al. Trials 2017; 18:396). Methods: 355 persons wore a triaxial accelerometer (Actigraph wGT3X) for...