Table 2

Comparison of primary and secondary outcomes

CharacteristicBaseline6 months9 months
InterventionControlInterventionControlInterventionControl
Mean (95% CI)Mean (95% CI)Mean (95% CI)Mean (95% CI)Mean (95% CI)Mean (95% CI)
CAT15.5 (14.0 to 17.1)14.0 (12.5 to 15.5)16.9 (12.0 to 21.7)15.9 (14.4 to 17.4)15.8 (12.8 to 18.7)14.7 (13.2 to 16.3)
CRQ-SR Score
 Dyspnoea3.4 (3.0 to 3.7)3.3 (3.0 to 4.2)3.9 (3.5 to 4.2)3.8 (3.5 to 4.2)4.0 (3.6 to 4.4)3.9 (3.6 to 4.2)
 Fatigue4.6 (4.3 to 4.8)4.6 (4.4 to 4.9)4.8 (4.4 to 5.1)4.4 (4.2 to 4.7)4.6 (4.3 to 5.0)4.5 (4.2 to 4.8)
 Emotion5.3 (5.0 to 5.5)5.3 (5.1 to 5.6)5.3 (5.0 to 5.6)5.2 (5.0 to 5.5)5.3 (5.0 to 5.6)5.2 (5.0 to 5.5)
 Mastery5.6 (5.3 to 5.9)5.9 (5.6 to 6.1)5.9 (5.6 to 6.3)5.8 (5.5 to 6.0)6.0 (5.7 to 6.3)5.8 (5.6 to 6.1)
HADS Score
 Anxiety4.8 (4.0 to 5.7)5.6 (4.9 to 6.4)4.8 (3.8 to 5.7)5.5 (4.7 to 6.3)4.8 (3.8 to 5.7)5.3 (4.5 to 6.1)
 Depression3.4 (2.9 to 4.0)3.6 (3.0 to 4.1)3.2 (2.5 to 3.9)3.9 (3.3 to 4.5)3.6 (2.9 to 4.3)3.8 (3.2 to 4.4)
 BCKQ Score35.2 (33.5 to 36.9)32.7 (31.1 to 34.4)38.6 (36.8 to 40.5)33.7 (31.9 to 35.4)39.7 (37.7 to 41.8)35.4 (33.7 to 37.1)
PAM
 PAM Score59.2 (56.3 to 62.1)59.8 (57.0 to 62.6)64.4 (60.7 to 68.1)59.3 (56.3 to 62.3)65.3 (61.7 to 69.0)59.2 (56.4 to 62.1)
 PAM Level2.6 (2.4 to 2.8)2.7 (2.5 to 2.9)2.9 (2.6 to 3.1)2.6 (2.4 to 2.9)3.0 (2.8 to 3.3)2.6 (2.4 to 2.8)
ISWT m400.7 (362.8 to 438.7)424.9 (380.8 to 469.0)395.1 (352.8 to 437.3)401.1 (359.0 to 443.1)376.3 (335.8 to 416.7)
ESWT s432.0 (342.7 to 521.3)596.6 (491.1 to 702.0)467.0 (376.2 to 557.7)524.4 (417.4 to 631.4)483.8 (389.3 to 578.2)
  • BCKQ, Bristol COPD Knowledge Questionnaire; CAT, COPD Assessment Test; COPD, chronic obstructive pulmonary disease; CRQ-SR, Chronic Respiratory Questionnaire; ESWT, Endurance Shuttle Walking Test; HADS, Hospital Anxiety and Depression Scale; ISWT, Incremental Shuttle Walking Test; PAM, Patient Activation Measure.