Table 2.
Frequencies of the top-15 allergens of the EBS. Frequencies are presented in descending order calculated with respect to the BlC population (n = 615), for the total population as well as with respect to gender.
| Blue collars (n = 615) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| All blue collars | Males (n = 156) | Females (n = 459) | |||||||
| Absolute frequency | f(%) total population | f(%) blue collar population | Absolute frequency | f(%) total population | f(%) male blue collar population | Absolute frequency | f(%) total population | f(%) female blue collar population | |
| Nickel sulphate 5% | 145 | 7.33% | 23.58% | 21 | 1.06% | 13.46% | 124 | 6.27% | 27.02% |
| Fragrance mix (I) 8% | 79 | 3.99% | 12.85% | 13 | 0.66% | 8.33% | 66 | 3.34% | 14.38% |
| Balsam of Peru 25% | 48 | 2.43% | 7.80% | 16 | 0.81% | 10.26% | 32 | 1.62% | 6.97% |
| Potassium dichromate 0.5% | 44 | 2.22% | 7.15% | 25 | 1.26% | 16.03% | 19 | 0.96% | 4.14% |
| Cobalt chloride 1% | 41 | 2.07% | 6.67% | 20 | 1.01% | 12.82% | 21 | 1.06% | 4.58% |
| Paraphenylenediamine 1% | 40 | 2.02% | 6.50% | 11 | 0.56% | 7.05% | 29 | 1.47% | 6.32% |
| Ethylenediamine 1% | 31 | 1.57% | 5.04% | 12 | 0.61% | 7.69% | 19 | 0.96% | 4.14% |
| Thiomersal 0.1% | 28 | 1.42% | 4.55% | 13 | 0.66% | 8.33% | 15 | 0.76% | 3.27% |
| Thiuram mix 1% | 26 | 1.31% | 4.23% | 13 | 0.66% | 8.33% | 13 | 0.66% | 2.83% |
| Budesonide 0.01% | 17 | 0.86% | 2.76% | 6 | 0.30% | 3.85% | 11 | 0.56% | 2.40% |
| Formaldehyde 2% | 15 | 0.76% | 2.44% | 5 | 0.25% | 3.21% | 10 | 0.51% | 2.18% |
| Colophony 20% | 14 | 0.71% | 2.28% | 3 | 0.15% | 1.92% | 11 | 0.56% | 2.40% |
| CMIT | 13 | 0.66% | 2.11% | 5 | 0.25% | 3.21% | 8 | 0.40% | 1.74% |
| Neomycin sulphate 20% | 13 | 0.66% | 2.11% | 3 | 0.15% | 1.92% | 10 | 0.51% | 2.18% |
| Wool alcohols 30% | 9 | 0.46% | 1.46% | 4 | 0.20% | 2.56% | 5 | 0.25% | 1.09% |