Reliability and Validity of the Korean Version of the Multidimensional Fatigue Inventory (MFI-20): A Multicenter, Cross-Sectional Study

Table 5

Correlation between MFI-K and VAS score and FSS score in Korean factor structure.

Dimensions: Korean structure	VAS score	FSS score
General and physical fatigue	0.519	0.718
Mental fatigue	0.333	0.506
Reduced activity	0.087	0.200
Motivation	0.159	0.248
MFI-K total score	0.419	0.635

, ; correlation coefficients were obtained by Spearman correlation analysis.