Background characteristics of the 12 tunnel construction workers who participated in the study
| Participant number | Age | Smoking* | Acute inflammatory disease | CRP (mg/l ) | Total cholesterol (mmol/l) | HDL cholesterol (mmol/l) | Body mass index† |
|---|---|---|---|---|---|---|---|
| *+, current smoker; x, ex-smoker; −, non-smoker; †Weight (kg) divided by the square of height (m). | |||||||
| 1 | 46 | + | + | 7.0 | 5.0 | 1.1 | 19.5 |
| 2 | 45 | x | − | 5.0 | 10.1 | 1.1 | 21.0 |
| 3 | 48 | + | − | 5.0 | 6.4 | 1.1 | 17.4 |
| 4 | 21 | − | + | 5.0 | 4.2 | 1.0 | 16.0 |
| 5 | 35 | + | − | 5.0 | 8.1 | 1.3 | 31.9 |
| 6 | 47 | − | + | 5.0 | 6.3 | 0.9 | 20.6 |
| 7 | 20 | − | + | 5.0 | 4.7 | 1.5 | 18.4 |
| 8 | 20 | − | + | 5.0 | 4.6 | 1.4 | 18.1 |
| 9 | 51 | + | + | 5.0 | 5.9 | 1.2 | 15.0 |
| 10 | 48 | + | − | 5.0 | 7.9 | 1.2 | 22.6 |
| 11 | 35 | − | − | 6.0 | 4.7 | 1.5 | 23.7 |
| 12 | 35 | − | − | 5.0 | 6.1 | 1.3 | 18.0 |
| Median | 40 | 5.0 | 6.0 | 1.2 | 18.9 | ||
| Range | 31 | 2.0 | 5.9 | 0.6 | 16.9 | ||