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Background data for the study group (n = 72)a
| n (%) | ||
|---|---|---|
| Sex | Men | 47 (65) |
| Women | 25 (35) | |
| Age (years) | ≤29 | 15 (21) |
| 30–39 | 12 (17) | |
| 40–49 | 22 (30) | |
| 50–59 | 18 (25) | |
| ≥ 60 | 5 (7) | |
| Years at current workplace | ≤1 | 3 (5) |
| 1–4 | 23 (34) | |
| 5–9 | 9 (13) | |
| ≥10 | 32 (48) | |
| Years with current work tasks | ≤1 | 5 (7) |
| 1–4 | 30 (43) | |
| 5–9 | 12 (17) | |
| ≥10 | 23 (33) | |
| Smoking habits | Non‐smoker | 35 (51) |
| Ex‐smoker | 19 (27) | |
| Smoker | 15 (22) | |
n, number of workers.
Not all participants provided information regarding work history and smoking habits.
