Table 2

Mean fatigue scores by fatigue severity in NARCOMS respondentsa

Fatigue scale
Mild/Moderate Fatigue-mean score (± sd)
(N = 2386)
Severe Fatigue-mean score (± sd)
(N = 6691)

MFISb



     Total MFIS (± sd)
24.5 (± 14.5)
51.1 (± 14.4)

     Physical (± sd)
12.5 (± 7.4)
25.7 (± 6.2)

     Cognitive (± sd)
9.8 (± 7.5)
20.3 (± 8.8)

     Psychosocial (± sd)
2.2 (± 1.8)
5.2 (± 1.8)

FSS



     Total FSS (± sd)
23.7 (± 8.8)
52.4 (± 7.7)

MFIS, Modified Fatigue Impact Scale; FSS, Fatigue Severity Scale.

aMild/moderate fatigue = FSS score <36; severe fatigue = FSS score ≥ 36

bScore ranges = MFIS: Total MFIS 0–84, MFIS physical subscale 0–36, MFIS cognitive subscale 0–40, MFIS psychosocial subscale 0–8; FSS 9–63

Hadjimichael et al. Health and Quality of Life Outcomes 2008 6:100   doi:10.1186/1477-7525-6-100