Table 2.

Characteristics of Brief Fatigue Inventory (BFI)

Variable	M ± SD	Median	Range
Fatigue Severity
Now	1.91 ± 2.28	1.00	0–10
Usual	2.31 ± 2.28	2.00	0–10
Worst	3.95 ± 3.03	4.00	0–10
Fatigue Interference
General activity	1.04 ± 2.18	0.00	0–10
Mood	1.03 ± 2.04	0.00	0–10
Walking	0.91 ± 2.04	0.00	0–10
Normal Work	1.04 ± 2.12	0.00	0–10
Relations	0.47 ± 1.33	0.00	0–10
Enjoyment	0.77 ± 1.72	0.00	0–10
Summation Scores
BFI total	13.43 ± 13.96	10.00	0–90
BFI severity	8.17± 6.56	7.00	0–30
BFI interference	5.26 ± 8.97	0.52	0–60