Table 1.
General patient characteristics and concentrations of inflammatory markers
| Variable | Value |
|---|---|
| Age, years | 63.4 ± 12.2 |
| Males/females (%) | 250 (78.1)/70 (21.9) |
| Smoking status (%): | |
| Smokers | 202 (63.1) |
| Ex-smokers | 61 (19.1) |
| Never-smokers | 57 (17.8) |
| FVC, % predicted | 74.5 ± 17.1 |
| FEV1, % predicted | 47.0 ± 16.2 |
| FEV1/FVC, % | 54.8 ± 10.7 |
| AAT, g/L | 1.65 ± 0.48 |
| CRP, mg/L | 9.6 (4.2-14.5) |
| TNF-α, pg/mL | 113.7 (30.2-162.1) |
| sTNFR-1, pg/mL | 221.9 (149.2-270.5) |
| sTNFR-2, pg/mL | 231.4 ± 101.9 |
Definition of abbreviations: AAT, alpha-1 antitrypsin; CRP, C-reactive protein; sTNFR, soluble tumor necrosis factor α receptor; TNF-α, tumor necrosis factor α.
Data are presented as n (%), mean ± SD, or median (25th-75th percentiles).