| Controls (n=20) | Patients (n=20) | |
| Age (years) | 62 (36–69) | 65 (42–80) |
| FEV1 (% predicted) | 105.1 (9.1) | 67.8 (25.8)** |
| BMI (kg/m2) | 25.1 (4.6) | 25.8 (4.3) |
| 6MWD (m) | 498.8 (86.4) | 352.5 (115.8)** |
| Time up and go (s) | 7.0 (5.3–8.0) | 8.5 (7.0–17.8)** |
| Handgrip (kg) | 27.3 (14.0–44.5) | 23.5 (15.0–41.0)* |
| Physical activity score (METs) | 39 (29–75) | 33 (26–47)* |
| General fatigue | 10 (4–13) | 16 (5–20)** |
| Physical fatigue | 6.5 (4–11) | 13.5 (5–20)** |
| Reduced activity | 6 (4–9) | 10 (4–20)** |
| Reduced motivation | 5.5 (4–8) | 9 (4–16)** |
| Mental fatigue | 8 (4–15) | 8 (4–19) |
↵ *p<0.05, **p<0.001.
Data are mean (SD), or median (range).
6MWD, 6 min walk distance; METs, metabolic equivalents.