Adjusted OR of non-atopic asthma and atopic asthma by occupational groups in men
| Occupation | Atopic asthma (n=57) | Non-atopic asthma (n=54)* | Controls (n=438)* | ||||
| n | OR† | 95% CI | n | OR† | 95% CI | n | |
| Bakers and food processors | 3 | 28.90 | 2.39 to 349.36 | 0 | 1 | ||
| Chemical industry workers | 1 | 3.62 | 0.21 to 63.61 | 1 | 19.9 | 0.90 to 442.67 | 1 |
| Construction and mining workers | 0 | – | – | 4 | 2.01 | 0.60 to 6.7 | 31 |
| Drivers | 2 | 1.46 | 0.31 to 7.00 | 1 | 0.83 | 0.10 to 6.76 | 22 |
| Electrical and electronic production workers | 2 | 2.54 | 0.48 to 13.41 | 1 | 1.88 | 0.22 to 16.34 | 10 |
| Engine workshop workers | 1 | 0.47 | 0.06 to 3.86 | 2 | 1.93 | 0.39 to 9.48 | 21 |
| Farmers and agricultural workers | 1 | 0.91 | 0.11 to 7.29 | 4 | 3.20 | 0.93 to 11.03 | 21 |
| Forestry and related workers | 1 | 6.20 | 0.44 to 86.75 | 1 | 7.24 | 0.59 to 89.33 | 2 |
| Glass, ceramic and mineral workers | 2 | 3.56 | 0.60 to 21.19 | 0 | – | – | 6 |
| Metal workers | 5 | 3.01 | 0.97 to 9.34 | 13 | 10.87 | 4.33 to 27.28 | 23 |
| Painters | 1 | 4.53 | 0.48 to 43.20 | 0 | – | – | 5 |
| Physicians | 0 | – | – | 1 | 5.06 | 0.49 to 52.72 | 4 |
| Printers | 0 | – | – | 1 | 5.31 | 0.48 to 59.39 | 3 |
| Rubber and plastic workers | 2 | 5.57 | 0.83 to 37.37 | 0 | – | – | 4 |
| Retired | 1 | 0.93 | 0.11 to 7.83 | 2 | 0.89 | 0.18 to 4.31 | 26 |
| Students | 2 | 1.02 | 0.19 to 5.54 | 4 | 14.90 | 2.91 to 76.19 | 9 |
| Storage workers | 1 | 1.92 | 0.21 to 17.45 | 2 | 4.38 | 0.81 to 23.71 | 8 |
| Textile workers | 1 | 22.49 | 1.29 to 390.75 | 0 | – | – | 1 |
| Other occupations | 6 | 2.54 | 0.88 to 7.33 | 2 | 1.63 | 0.34 to 7.88 | 26 |
| Unemployed | 5 | 7.94 | 2.31 to 27.31 | 1 | 1.57 | 0.18 to 13.59 | 11 |
| Wood and paper workers | 3 | 1.85 | 0.44 to 7.81 | 1 | 1.77 | 0.21 to 15.28 | 12 |
| Professionals, clerks and administrative | 15 | 1.00 | – | 11 | 1.00 | – | 164 |
Statistically significant effects are shown in bold.
*Smoking missing for 1 control and for 1 case with non-atopic asthma.
†Adjusted for age and smoking.