| |
Δ6MWD (m)
|
ΔCWRT
(t)
|
ΔTUG
(t)
|
Δ Q. Peak torque
|
Δ Q. Total work
|
---|
ΔmMRC score
|
ρ
|
−0.24*
|
−0.08
|
0.19#
|
−0.08
|
−0.15
|
ΔSGRQ-C total score
|
ρ
|
−0.28*
|
−0.29*
|
0.11
|
−0.03
|
−0.10
|
ΔCAT total score
|
ρ
|
−0.21*
|
−0.24*
|
0.06
|
0.03
|
−0.08
|
ΔCCQ total score
|
ρ
|
−0.36*
|
−0.33*
|
0.15#
|
−0.03
|
−0.16#
|
ΔHADS-A score
|
ρ
|
−0.19*
|
−0.17#
|
0.12
|
−0.04
|
−0.07
|
ΔHADS-D score
|
ρ
|
−0.15#
|
−0.21*
|
0.16#
|
0.01
|
−0.08
|
- Spearman’s ρ is reported since all exercise outcomes changes showed significant outliers; * p<0.001; # p < 0.01
- Abbreviations: mMRC, modified Medical Research Council scale; SGRQ-C, COPD-specific St. George Respiratory Questionnaire score; CAT, COPD Assessment Test; CCQ, Clinical COPD Questionnaire; HADS-A, Hospital Anxiety and Depression Scale, Anxiety subscale; HADS-D, Hospital Anxiety and Depression Scale, Depression subscale; 6MWD, 6-min walking distance; t, time; CWRT, Constant Work-Rate Test; TUG, Timed ‘Up and Go’ test; Q Quadriceps muscle