Patients n |
85 |
43 |
Demographics and anthropometrics |
|
|
|
|
Age years |
65±8 |
67±8 |
Male/female n (%) |
68/17 (80/20) |
36/7 (84/16) |
BMI kg·m−2 |
27.2±4.7 |
27.3±4.5 |
27.8±5.2 |
27.7±5.3 |
FFMI kg·m−2 |
18.4±2.9 |
18.6±2.8 |
18.5±2.61 |
18.6±2.3 |
Pulmonary function data |
|
|
|
|
FEV1% predicted |
48.8±19.4 |
48.9±19.1 |
44.9±19.0 |
44.5±19.2 |
FEV1/fvc% |
51.8±15.9 |
50.9±16.3 |
48.0±14.1 |
47.3±13.9 |
FRC % predicted |
159±44 |
157±43 |
167±43 |
163±40 |
TLC % predicted |
119±23 |
117±22 |
125±29 |
124±29 |
RV/TLC % |
52.6±16.7 |
51.9±10.4 |
56.2±15.2 |
56.8±15.8 |
TLCO% predicted |
59.3±21.8 |
59.6±23.1 |
55.0±22.8 |
55.9±23.0 |
GOLD stage I/II/IV/V % |
4/43/31/22 |
|
5/39/35/21 |
|
Exercise variables and performance |
|
|
|
|
Peak work rate W |
64±29 |
82±33# |
66±26 |
65±19¶ |
Peak O2uptake mL·min−1·kg−1 |
16.4±3.9 |
17.8±4.0# |
15.7±2.9 |
15.5±4.1¶ |
Peak minute ventilation L·min−1 |
45.5±7.1 |
49.6±9.4# |
46.1±8.7 |
45.3±7.9¶ |
Peak cardiac output L·min−1 |
10.7±2.1 |
12.5±2.3# |
10.2±2.8 |
10.1±2.5¶ |
6MWD m |
387±113 |
434±121# |
379±106 |
373±100¶ |
Quadriceps muscle force kg |
29.7±11.9 |
33.9±13.2# |
30.4±10.9 |
29.8±11.1¶ |
Quadriceps muscle endurance s |
31.5±17.1 |
42.6±16.7# |
32.6±18.6 |
33.1±18.1¶ |
Symptoms, health-related quality of life and emotional status |
|
|
|
|
mMRC scale |
2.26±1.04 |
1.60±1.07# |
2.37±0.92 |
2.24±0.99¶ |
CAT score |
16.0±6.1 |
12.1±5.3# |
16.3±7.0 |
15.4±8.0¶ |
CCQ total score |
1.90±1.0 |
1.48±1.0# |
1.95±0.9 |
2.00±0.9¶ |
CRDQ total score |
86.4±27.1 |
98.4±21.6# |
87.9±23.8 |
89.1±26.1¶ |
HADS total score |
13.6±9.4 |
10.9±8.0# |
13.0±7.9 |
12.8±8.2¶ |
每日活动水平(DAL)数量和强度 |
|
|
|
|
Sedentarism % |
69 |
48 |
68 |
69 |
Wearing time min |
765±39 |
759±49 |
755±41 |
749±40 |
Daily steps n |
4043±2484 |
5136±2866# |
3871±2526 |
3453±2493¶ |
Vector magnitude units |
411±190 |
495±213# |
401±184 |
406±205¶ |
Time spent in sedentary activities min |
576±87 |
530±97# |
560±82 |
566±89¶ |
Time spent in light activities min |
135±62 |
160±67# |
144±56 |
137±65¶ |
Time spent in lifestyle activities min |
39±24 |
48±32# |
38±26 |
34±25¶ |
Time spent in moderate activities min |
13±15 |
20±19# |
12±19 |
12±17¶ |