Table 3
Median (range) 8 hour exposure to dust, and median serum concentrations of interleukin-6 (ng/l), fibrinogen (g/l), and a-1-antitrypsin
| Interleukin-6 (ng/l) | Fibrinogen (g/l) | a-1-Antitrypsin (g/l) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Smoking habits | Exposure to dust (mg/m3) | ‡ | § | ¶ | ‡ | § | ¶ | ‡ | § | ¶ |
| *p<0.05 v ‡ before the shift on Monday afternoon after a 9 day work free period ; § after an 8 hour working period in the tunnel; ¶ before entering the tunnel on Tuesday afternoon in smoking and non-smoking study participants. | ||||||||||
| Current smokers (n=5) | 1.2 (0.8) | 1.2 (1.1) | 4.4* (3.7) | 0.9 (2.6) | 3.4 (1.1) | 3.7 (1.2) | 4.0 (0.9) | 1.4 (1.2) | 1.6 (0.6) | 1.3 (0.6) |
| Non-smokers (n=7) | 1.1 (1.6) | 1.1 (4.0) | 5.3* (7.8) | 1.3 (5.2) | 3.4 (1.8) | 3.2 (1.6) | 3.5 (2.3) | 1.3 (0.8) | 1.2 (0.7) | 1.2 (0.9) |
