Table 1 Characteristics of study population
Occupation | Chimneysweeper | Firefighter | Smelter | Total | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
N | 74 | 52 | 60 | 186 | ||||||||
Gender | n | % | n | % | n | % | n | % | ||||
Man | 62 | 83.8% | 51 | 98.1% | 57 | 95.0% | 170 | 91.4% | ||||
Woman | 12 | 16.2% | 1 | 1.9% | 3 | 5.0% | 16 | 8.6% | ||||
Education | ||||||||||||
Elementary/highschool | 67 | 90.5% | 41 | 78.8% | 52 | 86.6% | 160 | 86.0% | ||||
College/university (min 2 year) | 7 | 9.5% | 11 | 21.2% | 8 | 13.3% | 26 | 14.0% | ||||
Tobacco | ||||||||||||
Smoking | 11 | 14.9% | 6 | 11.5% | 17 | 28.3% | 34 | 18.3% | ||||
Snus | 34 | 46.0% | 17 | 32.7% | 24 | 40.0% | 75 | 40.3% | ||||
Mean | Median | Range | Mean | Median | Range | Mean | Median | Range | Mean | Median | Range | |
BMI in kg/m2 (9 missing) | 27.0 | 26.5 | (19.6–46.3) | 26.3 | 25.9 | (22.4–33.2) | 29.3 | 28.3 | (19.7–55.3) | 27.6 | 26.6 | (19.6-55.3) |
Age in years | 36.8 | 34 | (19–60) | 41.9 | 39.5 | (25–55) | 37.6 | 35 | (18–71) | 38.3 | 38 | (18-71) |
Years in occupation (1 missing) | 10.8 | 8 | (0.2–35) | 15.0 | 13 | (1–32) | 10.3 | 6 | (0.2–37) | 11.6 | 10 | (0.2-37) |
Work–hours per week (7 missing) | 37.6 | 37.5 | (30–40) | 42.2 | 42 | (24–68) | 35.0 | 37.5 | (15–40) | 38.0 | 37.5 | (15-68) |