Table 1 Baseline demographics and disease characteristics (full analysis set)
Parameter | Total (N = 194) |
|---|---|
Sex, male, n (%) | 127 (65.5) |
Race, n (%) | |
Caucasian | 187 (96.4) |
Other | 7 (3.6) |
Age, years, mean (SD) | 62.8 (7.9) |
BMI, kg/m2, mean (SD) | 26.7 (4.7) |
Smoking status, n (%) | |
Ex-smoker | 84 (43.3) |
Current smoker | 110 (56.7) |
Pack-years, mean (SD) | 47.5 (21.5) |
Severity of COPD (GOLD 2010), n (%) | |
Stage I | 1 (0.5) |
Stage II | 160 (82.5) |
Stage III | 32 (16.5) |
Not assessable | 1 (0.5) |
Post-bronchodilator FEV1, % predicted, mean (SD) | 61.6 (10.7) |
Post-bronchodilator FEV1/FVC, %, mean (SD) | 51.2 (9.1) |
COPD Assessment Test, mean (SD) | 15.9 (6.0) |