Table 2. Changes in functional parameters demonstrating the effects of preoperative pulmonary rehabilitation.
| Parameters | PRE (preoperative rehabilitation only) (n=72) | ||
|---|---|---|---|
| Before rehabilitation | After rehabilitation | Change, significance (P value) | |
| FEV1 (%pred) | 63.2±15.6 | 70.1±16.6 | <0.0001 |
| FVC (%pred) | 83.1±15.9 | 90.9±15.6 | 0.0001 |
| Chest wall movement (cm) | 4.2±2.3 | 5.8±2.2 | <0.0001 |
| 6MWD (m) | 392.9±93.5 | 443.2±86.6 | <0.0001 |
| mMRC | 0.93±0.70 | 0.61±0.58 | 0.0005 |
| Breath holding time (s) | 29.7±11.3 | 33.4±13.8 | 0.0177 |
| Grip strength (kg) | 29.8±9.8 | 31.7±9.3 | <0.0001 |
| CAT | 8.3±5.2 | 5.3±4.6 | 0.0001 |
| Cycle ergometry—time (minute) | 6.9±2.5 | 16.8±4.7 | <0.0001 |
| Cycle ergometry—power (watt) | 31.5±7.9 | 46.5±14.4 | <0.0001 |
| Cycle ergometry—distance (km) | 3.3±1.4 | 9.1±2.7 | <0.0001 |
Data are presented as mean value ± SD. FEV1, force expiratory volume in the first second; FVC, forced expiratory volume; 6MWD, 6-minute walking distance; mMRC, modified Medical Research Council dyspnoea scale; CAT, COPD assessment test; COPD, chronic obstructive pulmonary disease.