Table 3

Within-group changes in primary and secondary outcomes in PTR and PR groups. Intention-to-treat principle

Within-group changes from baseline (95% CI)
PTR (n=67)PR (n=67)
End rehabilitation†22 weeks from baseline‡End rehabilitation†22 weeks from baseline‡
Primary outcome
 6MWD, min17.2 (5.8 to 28.5)*22.0 (5.0 to 39.1)*23.5 (12.1 to 35.0)*11.0 (−5.2 to 27.2)
Secondary outcomes
 30sec-STS, reps1.3 (0.4 to 2.0)*1.1 (0.1 to 2.0)*1.7 (0.9 to 2.5)*1.5 (0.5 to 2.3)*
 CAT, points−1.7 (−3.2 to −0.2)*−0.5 (−1.9 to 1.1)−0.3 (−1.8 to 1.2)−1.0 (−2.5 to 0.6)
HADS
 Anxiety, points−1.0 (−1.7 to −0.2)*−0.5 (−1.4 to 0.5)0.1 (−0.6 to 0.8)−0.3 (−1.2 to 0.7)
 Depression, points−0.4 (−1.1 to 0.3)0.5 (−0.4 to 1.5)0.3 (−0.4 to 1.0)0.3 (−0.6 to 1.4)
 EQ5D-VAS, points3.2 (−1.2 to 7.6)3.5 (−1.2 to 8.2)2.9 (−1.4 to 7.2)4.2 (−0.4 to 9.0)
CCQ
 Function, points−0.3 (−0.5 to −0.1)*0.1 (−0.1 to 0.4)−0.1 (−0.4 to 0.1)0.1 (−0.2 to 0.5)
 Mental, points−0.2 (−0.6 to 0.1)−0.1 (−0.5 to 0.3)−0.1 (−0.4 to 0.2)−0.1 (−0.4 to 0.3)
 Symptoms, points−0.3 (−0.6 to −0.1)*−0.2 (−0.5 to 0.1)−0.2 (−0.4 to 0.1)0.1 (−0.3 to 0.5)
 Total, points−0.3 (−0.4 to −0.1)*0.0 (−0.2 to 0.2)−0.1 (−0.3 to 0.1)0.1 (−0.2 to 0.3)
PAL
 Steps per day−116 (−503 to 270)−292 (−852 to 307)−400 (−803 to −2.3)*−594 (−1164 to −57)*
 Sedentary, min29.0 (−29.9 to 95.4)18.8 (−11.8 to 49.3)38.3 (−21.7 to 107.3)10.1 (−21.0 to 41.3)
 Active, min−29.0 (−95.4 to 29.9)−18.8 (−49.3 to 11.8)−38.3 (−107.3 to 21.7)−10.1 (−41.3 to 21.0)
  • Data are mean difference (95% CI). Estimates adjusted for baseline outcome measure. Estimates calculated for baseline measure equal to the mean baseline measure for study population.

  • *P value within group changes <0.05.

  • †Complete observations (n) used for the likelihood estimate from end of rehabilitation to baseline (PTR/PR): 6MWD: (56/59); 30-sec STS: (56/59); CAT: (59/62); HADS: (53/57); EQ5d-VAS: (57/62); CCQ: (57/62); PAL: (30/29).

  • ‡Complete observations (n) used for the likelihood estimate from 22 weeks’ follow-up from baseline to baseline (PTR/PR): 6MWD: (44/51); 30sec-STS: (44/51); CAT: (53/53); HADS: (50/50); EQ5d-VAS: (51/53); CCQ: (53/53); PAL: (28/27).

  • CAT, COPD Assessment Test; CCQ, COPD Clinical Questionnaire; EQ-5D, EuroQol 5-Dimension Questionnaire; HADS, Hospital Anxiety and Depression Scale; 6MWD, 6 min walk distance; PAL, physical activity level; PR, pulmonary rehabilitation; PTR, pulmonary tele-rehabilitation; 30sec-STS, 30 s sit-to-stand test; VAS, Visual Analogue Scale.