Table 3.
Cronbach's α, scores and Pearson correlation coefficients for the Multidimensional Fatigue Inventory (MFI–20) and its dimensions.
| MFI scale | Cronbach's α | Mean | SD | Min | Max | (1) | (2) | (3) | (4) | (5) |
|---|---|---|---|---|---|---|---|---|---|---|
| (1) General fatigue | 0.69 | 14.8 | 3.5 | 4 | 20 | |||||
| (2) Physical fatigue | 0.70 | 12.3 | 4.0 | 4 | 20 | 0.615** | ||||
| (3) Reduced activity | 0.56 | 8.1 | 3.1 | 4 | 20 | 0.134* | 0.222** | |||
| (4) Reduced motivation | 0.57 | 9.7 | 3.4 | 4 | 20 | 0.516** | 0.582** | 0.397** | ||
| (5) Mental fatigue | 0.75 | 11.3 | 4.0 | 4 | 20 | 0.568** | 0.574** | 0.641** | 0.645** | |
| (6) Total MFI | 0.87 | 56.3 | 13.9 | 20 | 100 | 0.762** | 0.802** | 0.514** | 0.823** | 0.852** |
*p < 0.05 (two-tailed).
**p < 0.01 (two-tailed).