Scores on the dimensions of the CIS (means (SD)) in the groups of employees and p values for the differences with the mental group (Bonferroni correction)
| White collar (n=37) | p Value | Blue collar (n=38) | p Value | After hernia (n=38) | p Value | Pregnant (n=47) | p Value | Mental (n=59) | |
| Subjective fatigue (8 items) | 20.3 (10.1) | 0.00 | 21.9 (11.4) | 0.00 | 32.9 (11.7) | 0.07 | 33.9 (13.0) | 0.14 | 39.6 (12.1) |
| Activity (3 items) | 6.0 (2.7) | 0.00 | 5.6 (3.0) | 0.00 | 9.4 (5.2) | 0.26 | 8.9 (5.0) | 0.04 | 11.6 (5.7) |
| Motivation (4 items) | 9.3 (4.8) | 0.00 | 9.9 (5.1) | 0.00 | 11.2 (5.5) | 0.00 | 13.3 (6.0) | 0.00 | 17.8 (6.6) |
| Concentration (5 items) | 12.0 (5.0) | 0.00 | 9.9 (5.4) | 0.00 | 14.4 (5.8) | 0.00 | 14.6 (6.8) | 0.00 | 20.7 (8.3) |
| CIS total (20 items) | 47.3 (19.8) | 0.00 | 47.3 (18.9) | 0.00 | 67.7 (23.5) | 0.00 | 70.7 (24.9) | 0.00 | 89.7 (26.2) |