Demographic and clinical characteristics
| Included patients (n=932) | |
|---|---|
| Male/female (%) | 66/34 |
| Smokers*/non-smokers† (%) | 33/67 |
| Age (year) | 66.4±8.3 |
| BMI (kg/m2) | 26.3±5.4 |
| FEV1% predicted | 50.8±20.5 |
| GOLD 1-2-3-4 (%) | 10-40-32-18 |
| MMRC‡ 0-1-2-3-4 (%) | 14-27-22-18-6 |
Data in the table are expressed as percentages, or means±SD.
*Current or ex-smokers with a smoking history ≥10 pack-years.
†Non-smokers with a smoking history of ≤ 1 pack-year.
‡MMRC data for 805 patients.
BMI, body mass index; GOLD, Global Initiative for Chronic Obstructive Lung Disease; MMRC, Modified Medical Research Council.