Baseline characteristics and response to pulmonary rehabilitation (PR): n=324
| Characteristic | Baseline | Change with PR |
|---|---|---|
| Age (years) | 70.2 (69.2 to 71.2) | |
| Male/female (n) | 192/132 | |
| BMI (kg/m2) | 28.3 (27.5 to 29.1) | |
| FEV1 (% predicted) | 49.8 (47.5 to 52.0) | |
| MRC | 3.3 (3.2 to 3.4) | −0.67 (−0.77 to −0.58) |
| ISW (m) | 240 (222 to 258) | 48.5 (42.1 to 54.8) |
| 5STS (s) | 14.7 (14.0 to 15.3) | −2.9 (−3.4 to −2.3) |
| 4MGS (/ms) | 0.88 (0.86 to 0.91) | 0.13 (0.11 to 0.15) |
| SGRQ symptoms | 66.1 (62.9 to 69.2) | −4.0 (−6.6 to −1.4) |
| SGRQ activities | 69.3 (66.3 to 72.2) | −6.4 (−8.9 to −3.9) |
| SGRQ impact | 35.8 (33.1 to 38.5) | −4.9 (−6.8 to −3.0) |
| SGRQ total | 50.8 (48.3 to 53.3) | −5.1 (−6.8 to −3.4) |
| CRQ dyspnoea | 14.2 (13.6 to 14.8) | 4.5 (3.9 to 5.2) |
| CRQ fatigue | 14.0 (13.4 to 14.6) | 2.9 (2.5 to 3.4) |
| CRQ emotion | 30.4 (29.4 to 31.4) | 4.2 (3.4 to 5.1) |
| CRQ mastery | 17.6 (17.0 to 18.2) | 2.8 (2.3 to 3.3)) |
| CRQ total | 76.1 (73.7 to 78.4) | 14.5 (12.5 to 16.5) |
| CAT | 20.1 (18.9 to 21.3) | −3.5 (−4.7 to −2.2) |
| Utility index | 0.697 (0.673 to 0.720) | 0.065 (0.047 to 0.083) |
| EQ-VAS | 61.1 (58.9 to 63.3) | 8.6 (6.5 to 10.7) |
Data expressed as mean (95% CI).
4MGS, 4 m gait speed; 5STS, five repetition sit to stand; BMI, body mass index; CAT, COPD assessment test; CRQ, chronic respiratory questionnaire; EQ-VAS, visual analogue scale; ISW, incremental shuttle walk; MRC, Medical Research Council Dyspnoea Score; SGRQ, St George's respiratory questionnaire.