Table 1

Response to pulmonary rehabilitation (PR) after stratification for baseline Care Dependency Scale (CDS) score

Change after PR inBaseline CDS score >68 points (n=246)Baseline CDS score ≤68 points (n=85)p Value
CAT score, points−3.1 (6.8)*−3.5 (6.9)†0.43
HADS anxiety score, points−1.5 (3.5)*−1.7 (3.6)†0.73
HADS depression score, points−1.9 (3.4)*−2.6 (4.0)†0.16
6MWD, m17.6 (63.8)‡26.4 (71.1)§0.24¶
CDS total score, points−0.4 (3.7)4.0 (8.1)<0.001¶
  • Data are shown as mean (SD) or number (%).

  • *n=217.

  • †n=77.

  • ‡n=238.

  • §n=79.

  • ¶Non-parametric statistical tests have been used because of skewed data.

  • 6MWD, 6-min walk distance; CAT, COPD Assessment Test; HADS, Hospital Anxiety and Depression Scale.