Table 1.
Baseline characteristics
| (n = 55) | |
|---|---|
| Age, y | 62.0 (9) |
| BMI, kg/m2 | 27.5 (6.1) |
| FEV1,l | 0.84 (0.34) |
| FEV1 %pred, % | 31.1 (12.0) |
| FEV1/FVC, % | 31.8 (9.2) |
| TLC, l | 7.27 (1.41) |
| RV/TLC, % | 63.9 (9.1) |
| PO2, kPa | 8.14 (1.18) |
| PCO2, kPa | 6.85 (0.73) |
| Wpeak, W | 28.1 (18.5) |
| VO2 peak, ml/min | 250 (56) |
| ISWT, m | 160 (40–450) |
| ESWT, m | 240 (40–1160) |
| ESWT, s | 257 (81–1220) |
| 6MWD, m | 315 (80–615) |
| CRQ total | 80.3 (17.8) |
| CRQ dyspnoea | 16.7 (4.8) |
| CRQ fatigue | 13.68 (4.5) |
| CRQ emotion | 31.5 (7.9) |
| CRQ mastery | 18.4 (5.0) |
Values or expressed as mean (SD) or median (range). BMI: body mass index; FEV1: forced expiration volume in 1 second; FVC: forced vital capacity; TLC: total lung capacity; RV: residual volume; Wpeak: peak work rate; ISWT: incremental shuttle walk test; ESWT: endurance shuttle walk test; 6MWD: six minute walking distance; CRQ: Chronic Respiratory Questionnaire.