Table 1. Characteristics of included subjects
| COPD (n=48) | Control (n=32) | P value | |
| Age (year) | 62±10 | 58±11 | 0.177 |
| Sex (m/f) | 33/15 | 22/10 | 0.626 |
| FEV1 (L) | 2.06±0.78 | 2.66±0.61 | 0.000 |
| FVC (L) | 3.40±1.13 | 3.21±0.77 | 0.367 |
| FEV1/FVC% | 59.73±8.19 | 83.30±5.05 | 0.000 |
| FEV1%predicted | 86.87±21.64 | 115.22±15.91 | 0.000 |
| oxLDL (mU/L) | 18.62±7.56 | 12.57±5.90 | 0.000 |
| CRP (ng/ml) | 18.49±5.79 | 15.21±4.91 | 0.01 |
| ROS (nmol/ml) | 293.11±90.44 | 242.86±70.15 | 0.01 |