Baseline characteristics | Values |
---|---|
Age at baseline, mean (SD), years | 64.6 (7.8) |
Height, mean (SD), cm | 169 (8.7) |
Weight, mean (SD), kg | 73.9 (17.1) |
BMI, mean (SD), kg/m2 | 25.9 (5.2) |
Proportion males, n (%) | 2557 (76.1) |
Severity of COPD | |
GOLD 1a, n (%) | 0 (0.0) |
GOLD 2a, n (%) | 1123 (33.7) |
GOLD 3a, n (%) | 1954 (58.6) |
GOLD 4a, n (%) | 257 (7.7) |
Group Ab, n (%) | 2 (0.1) |
Group Bb, n (%) | 822 (24.4) |
Group Cb, n (%) | 3 (0.1) |
Group Db, n (%) | 2514 (74.8) |
Number of COPD exacerbations in the previous year | 1.19 |
Current smokers, n (%) | 1333 (39.6) |