COPD (n=42) | Control (n=30) | P value | |
Age (year) | 62±10 | 58±11 | 0.160 |
Sex (m/f) | 28/14 | 20/10 | 0.626 |
Smoking (pack-years) | 14.17±17.36 | 12.02±20.06 | 0.692 |
FEV1 (L) | 1.98±0.72 | 2.67±0.63 | 0.000 |
FVC (L) | 3.28±1.08 | 3.21±0.79 | 0.746 |
FEV1/FVC% | 59.41±8.48 | 83.53±5.04 | 0.000 |
FEV1%predicted | 85.71±23.06 | 115.80±16.27 | 0.000 |
CTLA-4 (pg/ml) | 35.29±19.60 | 24.94±15.09 | 0.018 |
CRP (ng/ml) | 19.06±5.72 | 15.46±5.99 | 0.012 |