Response to pulmonary rehabilitation (PR)
| Before PR | After PR | Change | p Value | Effect size (d) | |
| CAT (n=297) | 20.5±7.4 | 17.5±7.7 | −2.9±5.6 | <0.001 | 0.4 |
| HAD anxiety (n=211) | 7.3±4.2 | 6.1±4.1 | −1.3±3.3 | <0.001 | 0.3 |
| HAD depression (n=211) | 6.7±3.6 | 5.2±3.2 | −1.5±3.0 | <0.001 | 0.4 |
| CRQ total (n=195) | 14.9±4.1 | 18.2±4.2 | 3.3±3.8 | <0.001 | −0.8 |
| ISWT (m) (n=191) | 238±148 | 309±175 | 70±83 | <0.001 | −0.4 |
| MRC dyspnoea score (n=130) | 3.4±1.0 | 2.9±1.1 | −0.6±0.7 | <0.001 | 0.6 |
| 6MWT (m) (n=68) | 267±94 | 339±105 | 72±74 | <0.001 | −0.7 |
| CCQ (n=57) | 3.0±1.2 | 2.3±1.3 | −0.7±0.9 | <0.001 | 0.6 |
| SGRQ total (n=39) | 45.7±19.4 | 41.8±17.2 | −3.9±9.0 | <0.001 | 0.2 |
| ESWT (s) (n=36) | 294±215 | 502±393 | 208±47 | 0.001 | −0.7 |
Measures are presented in order of frequency with which they were measured.
p values are for paired t tests.
CAT, COPD assessment test; CCQ, Clinical COPD Questionnaire; COPD, chronic obstructive pulmonary disease; CRQ, chronic respiratory questionnaire; ESWT, endurance shuttle walk test; HAD, Hospital Anxiety and Depression score; ISWT, incremental shuttle walk test; MRC, Medical Research Council dyspnoea score; 6MWT, 6 min walk test; SGRQ, St George's Respiratory Questionnaire.