Table 1.
Baseline characteristics (analytical population, n = 630).
| Characteristics | All individuals (%) |
|---|---|
| Description | |
| Age (years), median (IQR) | 67 (62–73) |
| Male | 386 (61) |
| BMI (kg/m2), median (IQR) | 27 (23–31) |
| Lung function | |
| FEV1% predicted, median (IQR) | 53 (40–65) |
| Current smoker | 192 (30) |
| MRC dyspnoea score | |
| 1 | 54 (9) |
| 2 | 261 (41) |
| 3 | 138 (22) |
| 4 | 125 (20) |
| 5 | 52 (8) |
| GOLD | |
| Stage II | 358 (57) |
| Stage III | 216 (34) |
| Stage IV | 56 (9) |
| Musculoskeletal measures | |
| 6MWT distance (m), median (IQR) | 370 (268–440) |
| SPPB (0–12), median (IQR) | 10 (8–12) |
| No functional limitation ≥10 | 385 (61) |
| Functional limitation <10 | 245 (39) |
| 4MGS score (0–4), median (IQR) | 4 (3–4) |
| Balance points (0–4), median (IQR) | 4 (4–4) |
| Chair stand score (0–4), median (IQR) | 3 (1–4) |
| QMVC peak (kg), median (IQR) | 30 (22–39) |
Values are given as the median and IQR, or no. of cases (%). Baseline data of 630 individuals are included. QMVC, quadriceps maximum voluntary contraction.