Table 3.

HRQOL comparisons for the FDI, MFS, and WMFI scales.

	ME/CFS (n = 55)	HC (n = 55)	P-value
FDI	21 (10)	2 (3)	<0.001
MFS
Fatigue total	40 (18)	85 (12)	<0.001
Fatigue cognitive	52 (24)	89 (13)	<0.001
Fatigue sleep	34 (18)	77 (15)	<0.001
Fatigue general	34 (19)	89 (12)	<0.001
WMFI	14 (9)	2 (3)	<0.001

HC, healthy controls; FDI, Functional Disability Inventory; MFS, PedsQL Multidimensional Fatigue Scale; WMFI, Wood Mental Fatigue Inventory.