Figures & data
Figure 1. Diagnosis of occupational asthma as proposed by the World Allergy Organisation (WAO) RADS: reactive airways dysfunction syndrome. https://www.worldallergy.org/education-and-programs/education/allergic-disease-resource-centre/professionals/diagnosis-of-occupational-asthma.
![Figure 1. Diagnosis of occupational asthma as proposed by the World Allergy Organisation (WAO) RADS: reactive airways dysfunction syndrome. https://www.worldallergy.org/education-and-programs/education/allergic-disease-resource-centre/professionals/diagnosis-of-occupational-asthma.](/cms/asset/e76875c5-f5d0-4ca8-a944-d74a7106ba42/itxc_a_2064267_f0001_b.jpg)
Table 1. Keywords combined to produce the search query.
Table 2. Description of adapted Klimisch categories for clinical studies on OA.
Table 3. Description of modified Bradford Hill criteria.
Table 4. Four-point scoring system as described in the OHAT handbook.
Figure 2. Assessing confidence in the body of evidence taken from in Rooney et al. (Citation2014).
![Figure 2. Assessing confidence in the body of evidence taken from Figure 1 in Rooney et al. (Citation2014).](/cms/asset/a3eb8f27-a578-4c45-aa0a-1d19f922c3e2/itxc_a_2064267_f0002_c.jpg)
Table 5. Confidence score in adapted Bradford Hill criteria for worker health studies.
Table 6. Confidence score in adapted Bradford Hill criteria for case studies.
Table 7. Confidence score in adapted Bradford Hill criteria for QSARs.
Table 8. Confidence score in adapted Bradford Hill Criteria for exposure data.
Table 9. Confidence score in adapted Bradford Hill criteria for national surveillance data.
Table 10. Confidence score in adapted Bradford Hill criteria for SIC data.
Table 11. Overall level of confidence in the six lines of evidence.