Journal of NeuroEngineering and Rehabilitation

Table 2 Parameters of physical behavior (i.e. physical activity and sedentary behavior) divided into categories and with their explained variance (%), eigenvalues and loading on the PCA components. For each outcome measure, the highest loading is in bold

From: Three distinct physical behavior types in fatigued patients with multiple sclerosis

			Component
			1	2	3	4	5
		%Variance (total = 80.1%)	39.59	13.21	10.53	9.07	7.68
		Eigenvalues	5.94	1.98	1.58	1.36	1.15
Amount and intensity	PA	%Active	0.97	0.02	0.04	−0.10	−0.04
		%MVPA	0.78	0.07	− 0.08	0.36	− 0.10
		CPD	−0.97	−0.02	− 0.04	0.10	0.03
		CPM	0.88	0.09	0.04	0.20	−0.09
	SB	%SB	0.92	0.07	−0.06	0.18	−0.08
Frequency and duration	PA	MPVA BL MVPA NoB	−0.04 − 0.04	0.08 − 0.10	−0.09 0.39	0.64 0.48	0.01 0.04
	PA	tt MPVA	0.42	−0.06	0.04	0.67	−0.07
	SB	SB BL	−0.63	0.06	−0.64	0.15	−0.03
		SB NoB	−0.16	0.07	0.94	−0.01	−0.05
		tt SB	−0.83	0.16	0.18	0.16	−0.12
Day pattern	PA	dMVPA1	−0.07	−0.94	0.02	0.05	−0.02
	PA	dMVPA2	−0.03	0.21	0.07	−0.21	0.79
	SB	dSB1	−0.02	0.91	0.05	0.08	0.04
	SB	dSB2	0.00	0.07	0.06	−0.21	−0.93

PA physical activity, MVPA moderate to vigorous activity, CPD counts per day, CPM counts per minute, SB sedentary behavior, BL bout length, NoB number of bouts, tt total time, dMPVA1 %MPVA afternoon minus %MVPA morning, dMVPA 2 %MVPA evening minus %MVPA afternoon, dSB1 %SB afternoon minus %SB morning, dSB2 %SB evening minus %SB afternoon

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ISSN: 1743-0003

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