Table IV. —Outcome variables at baseline, postintervention, 3-month follow-up.
| Outcome variables | PR-BT (N.=24) | PR (N.=24) | ||||
|---|---|---|---|---|---|---|
| Baseline | Postintervention | 3-month follow-up | Baseline | Postintervention | 3-month follow-up | |
| Primary outcomes | ||||||
| TUG (s) | 13.0±1.4 | 10.7±1.3 | 11.6±1.6 | 14.7±3.0 | 14.4±4.4 | 15.6±4.1 |
| PPA composite scores (points) | 1.8±1.2 | 1.1±0.8 | 1.1±1.0 | 2.6±1.2 | 2.4±1.5 | 2.8±1.2 |
| - Visual contrast sensitivity (dB) | 18.9±2.4 | 18.3±2.1 | 18.2±2.9 | 17.4±3.0 | 14.7±6.2 | 15.8±3.5 |
| - Proprioception (deg) | 2.5±1.1 | 1.9±1.0 | 1.3±0.6 | 2.0±0.9 | 2.0±1.2 | 2.2±1.0 |
| - Quadriceps strength (kg) | 20.2±6.0 | 21.8±7.1 | 24.1±6.6 | 15.5±4.5 | 17.8±7.2 | 16.9±6.8 |
| - Reaction time (ms) | 295.8±52.7 | 283.9±43.9 | 280.3±41.9 | 392.5±74.8 | 362.7±102.1 | 359.8±62.6 |
| - Sway path length (mm) | 197.4±114.8 | 121.4±39.3 | 144.9±70.7 | 188.0±89.6 | 156.3±79.0 | 213.0±125.9 |
| Secondary outcomes | ||||||
| ABC (%) | 85.7±15.6 | 90.8±9.3 | 94.5±6.2 | 69.2±28.4 | 70.1±24.7 | 69.1±26.0 |
| mMRC dyspnea (level) (Mdn, IQR) | 2 (2) | 0 (1) | 1 (1) | 2 (2) | 1.5 (1.75) | 2 (2) |
| 6MWD (m) | 297.9±37.4 | 331.0±47.4 | 325.3±65.1 | 236.0±103.8 | 265.6 ±93.0 | 239.4±107.3 |
| CAT-TH (points) | 15.6±7.7 | 9.2±5.4 | 10.8±5.6 | 16.5±6.0 | 17.5±7.6 | 16.0±5.9 |
The data are expressed as mean±standard deviation, otherwise as indicated. dB: decibel; deg: degree; IQR: interquartile range; kg: kilogram; Mdn: median; mm: millimeter; ms: millisecond; PR-BT: balance training combined with PR group; PR: pulmonary rehabilitation group; s: second.