Table 2. Pearson’s correlation coefficients among the four fatigue elements.
Feeling | Concentration | Motivation | Physical activity | VIF | |
---|---|---|---|---|---|
Feeling | – | 1.204 | |||
Concentration | 0.391* | – | 1.654 | ||
Motivation | 0.273* | 0.445* | – | 1.498 | |
Physical activity | 0.310* | 0.573* | 0.551* | – | 1.786 |
Abbreviations: feeling, subjective feeling of fatigue; VIF, variance inflation factor.
*p < 0.001 (two-tailed correction using the Bonferroni method).