Table 2.
Detection rates of TNF-α, LTB4 and IL-8 in exhaled breath condensate
| TNF-α (pg/ml) | LTB4(pg/ml) | IL-8(pg/ml) | |
|---|---|---|---|
| n (%) | n (%) | n (%) | |
| AECOPD Day 5 | 26 (100) | 23 (89) | 1 (4) |
| AECOPD Day 14 | 26 (100) | 26 (100) | 4 (15) |
| AECOPD Day 30 | 26 (100) | 25 (96) | 3 (12) |
| AECOPD Day 60 | 26 (100) | 25 (96) | 2 (8) |
| Stable COPD | 11 (100) | 9 (82) | 0 (0) |
| Normal controls | 14 (100) | 14 (100) | 2 (14) |
Abbreviations: AECOPD, acute exacerbations of chronic obstructive pulmonary disease; IL-8, interleukin-8; LTB4, leukotriene B4; TNF-α, tumor necrosis factor-α.