Table 2 Subject characteristics
From: Health-related quality of life is related to COPD disease severity
Characteristic | Mean data (range) |
|---|---|
n, total number agreed | 176 |
Men/women n = 168 | 98/70 |
Mean age, years (range) n = 168 | 64.3 (28–80) |
FEV1, L (range) n = 159 | 1.76 (0.46–4.12) |
FEV1 % predicted (range) n = 159 | 62 (18–118) |
Smoking status n = 171 | Smoker, n = 57 Non-smoker, n = 29 Ex-smoker, n = 85 |
Socioeconomic group n = 174 | Manual employees, n = 78 Non-manual employees, n = 60 Unemployed incl. housewives, n = 36 |