Overall
|
731
|
0.850 ± 0.106
|
0.500–1
|
Pulmonary Symptoms
|
Breathlessness
|
< 0.001
|
No symptom (0 point)
|
687
|
0.856 ± 0.100
| |
Have breathlessness (≥1 point)
|
44 (6.0%)
|
0.752 ± 0.138
| |
Cough
|
0.007
|
No symptom (0 point)
|
481
|
0.858 ± 0.104
| |
Have cough (≥1 point)
|
250 (34.2%)
|
0.836 ± 0.107
| |
Sputum
|
0.004
|
No symptom (0 point)
|
401
|
0.860 ± 0.097
| |
Have sputum (≥1 point)
|
330 (45.1%)
|
0.838 ± 0.115
| |
Total BCSS score
|
< 0.001
|
No symptom (0 point)
|
335
|
0.865 ± 0.094
| |
Any of the above symptom (≥1 point)
|
396 (54.2%)
|
0.837 ± 0.113
| |
Smoking status
|
0.892
|
Current smoker
|
353
|
0.849 ± 0.107
| |
Ex-smoker
|
378
|
0.851 ± 0.104
| |
Smoking status for current smoker
|
0.700
|
Light (< 10 cigarettes per day)
|
101
|
0.851 ± 0.106
| |
Moderate (10–19 cigarettes per day)
|
147
|
0.844 ± 0.109
| |
Heavy (≥20 cigarettes per day)
|
105
|
0.855 ± 0.107
| |
Smoking status for ex-smoker
|
0.360
|
Light (< 10 cigarettes per day)
|
52
|
0.867 ± 0.098
| |
Moderate (10–19 cigarettes per day)
|
109
|
0.854 ± 0.099
| |
Heavy (≥20 cigarettes per day)
|
212
|
0.845 ± 0.109
| |