Table1
| Value (total 49) | |
| Age, years | 68±8 |
| Female sex, % | 57 |
| BMI, kg.m-2 | 23±3 |
| GOLD Stage I, % | 8 |
| -Stage II, % | 49 |
| -Stage III, % | 29 |
| -Stage IV, % | 14 |
| Smoking history, pack/year | 38±11 |
| Annual change of FEV1, ml/year | -50±88 |
| FEV1 reversible group, % | 16.3 |
| -Annual change of FEV1, ml/year | -142±113 |
| FVC reversible group, % | 38.8 |
| -Annual change of FEV1, ml/year | -94±86 |
Data are presented as mean ± SD unless otherwise indicated. BMI: Body mass index.