Variables | n | SGRQ score (mean±SD) | ||||
---|---|---|---|---|---|---|
Symptoms score | Activity score | Impact score | Total scores |
|||
Overall | 281 | 39.9±21.5 | 49.8±25.6 | 38.2±16.3 | 42.1±17.4 | |
BMI (kg/m2) | ||||||
>21 | 201 | 40.5±21.0 | 51.6±25.0 | 39.2±15.1 | 43.3±16.3 | |
≤21 | 80 | 38.3±22.6 | 45.4±26.7 | 35.5±18.7 | 39.1±19.5 | |
p value | 0.231 | 0.051 | 0.030 | 0.027 | ||
FEV1 %predicted | ||||||
≥ 65 | 110 | 38.7±21.9 | 43.3±23.6 | 34.3±17.4 | 37.8±17.4 | |
50-65 | 65 | 40.6±23.9 | 54.8±27.0 | 41.2±15.2 | 45.4±18.0 | |
36-49 | 66 | 40.2±19.0 | 49.2±25.6 | 38.5±13.9 | 42.2±15.7 | |
≤35 | 40 | 41.1±20.7 | 60.6±24.2 | 43.4±16.2 | 48.5±16.4 | |
p value | 0.906 | 0.001 | 0.005 | 0.002 | ||
mMRC grade | ||||||
Grade 0-1 | 147 | 33.6±21.6 | 34.5±19.7 | 30.2±14.0 | 32.1±14.0 | |
Grade 2 | 60 | 43.5±17.9 | 57.1±17.5 | 42.6±11.8 | 47.3±11.5 | |
Grade 3 | 71 | 49.6±20.3 | 74.4±19.1 | 50.4±14.6 | 57.8±13.8 | |
Grade 4 | 3 | 42.7±5.6 | 72.9±19.5 | 48.3±21.9 | 55.1±17.1 | |
p value | <0.001 | <0.001 | <0.001 | <0.001 | ||
6MWT (meters) | ||||||
≥350 | 157 | 39.3±22.4 | 42.2±24.3 | 36.3±16.5 | 38.6±17.4 | |
250-349 | 74 | 38.4±18.7 | 54.1±23.2 | 39.2±15.6 | 43.7±15.5 | |
150-249 | 34 | 42.5±22.5 | 63.6±23.1 | 40.9±16.4 | 48.2±17.4 | |
<150 | 16 | 46.2±21.8 | 75.5±21.3 | 46.5±13.8 | 55.5±15.9 | |
p value | 0.505 | <0.001 | 0.055 | <0.001 | ||
Quartile BODE index | ||||||
Quartile 1 | 101 | 36.4±21.6 | 36.4±21.8 | 31.6±16.4 | 33.9±16.5 | |
Quartile 2 | 89 | 39.6±21.0 | 48.3±23.8 | 37.9±14.5 | 41.4±15.6 | |
Quartile 3 | 58 | 43.5±19.6 | 68.1±20.0 | 45.9±14.6 | 52.5±14.2 | |
Quartile 4 | 21 | 51.4±20.4 | 76.1±19.0 | 49.9±13.8 | 58.3±13.5 | |
p value | <0.001 | <0.001 | <0.001 | <0.001 | ||
ABCD group | ||||||
Group A | 133 | 33.5±21.3 | 34.1±19.4 | 30.5±13.9 | 32.2±13.9 | |
Group B | 107 | 45.7±18.9 | 64.7±19.8 | 45.9±13.6 | 51.8±13.4 | |
Group C | 14 | 33.9±24.8 | 37.7±22.4 | 27.8±14.9 | 31.9±15.9 | |
Group D | 27 | 50.9±20.0 | 74.4±20.3 | 50.8±15.1 | 58.2±14.2 | |
p value | <0.001 | <0.001 | <0.001 | <0.001 |