Participant details and physiological data
| Pre-rehabilitation | Post-rehabilitation | p-value | |
| BMI kg·m−2 | 27.8±5.8 | ||
| Smoking pack-years | 40±35 | ||
| Resting SaO2 % | 94.6±2.8 | 94.2±3.1 | 0.313 |
| Resting heart rate beats·min−1 | 81.4±13.0 | 81.4±14.2 | 1.0 |
| FEV1 % pred | 73.5±19.2 | 75.7±29.9 | 0.695 |
| FEV1/FVC % | 58.0±15.9 | 59.6±23.2 | 0.723 |
| Resting PETCO2 kPa# | 4.18±0.75 | 4.17±0.73 | 0.92 |
Data are presented as mean±sd, unless otherwise stated. BMI: body mass index; SaO2: arterial oxygen saturation; FEV1: forced expiratory volume in 1 s; FVC: forced vital capacity; PETCO2: end-tidal carbon dioxide tension. #: useable PETCO2 data obtained in 21 patients.