Comparison of mean (SD) scores of the total MCFS and its dimensions at both visits (30 day interval)
| Mean score (SD) first completion | Mean score (SD) second completion | Mean difference (SD) | p Value | |
| Total MCFS score | 23 (14) | 23.2 (13.4) | −0.22 (3.6) | 0.8 |
| Physical dimension | 9.2 (5.9) | 9.4 (5.6) | −0.22 (1.6) | 0.47 |
| Cognitive dimension | 5.4 (3.5) | 5.5 (3.2) | −0.15 (1.5) | 0.58 |
| Psychosocial dimension | 8.4 (5.2) | 8.3 (5.2) | 0.15 (1.7) | 0.6 |
MCFS, Manchester chronic obstructive pulmonary disease fatigue scale.