Table 4.

Descriptive statistics and correlations for the subscales of the MFI-20

	α	Mean	SD	1	2	3	4	5
1.General fatigue	0.77	17.2	3.43	-	0.76*	0.70*	0.41*	0.49*
2.Physical fatigue	0.78	16.65	3.59		-	0.75*	0.40*	0.48*
3.Reduced activity	0.75	16.05	3.67			-	0.46*	0.60*
4.Reduced motivation	0.81	12.51	4.17				-	0.50*
5.Mental fatigue	0.77	14.44	3.91					-

α = Cronbach's alpha

^* p < 0.01