Characteristic | Value |
---|---|
Male/female | 132/35 |
Age, years (± SD) |  |
Male | 65 ± 8 |
Female | 66 ± 9 |
Education, years (± SD) |  |
Male | 11 ± 4 |
Female | 11 ± 5 |
FEV1 (percentage of predicted) (± SD) |  |
Male | 41 ± 19 |
Female | 46 ± 17 |
Severity (GOLD) | Â |
Mild/moderate/severe/very severe | 10/30/75/52 |