Populations (n), metarisk ratios (MRRs) (95% CIs), by study type (proportional studies excluded: simple random effects models with no covariates)
| Agent | Case-control studies and cohort studies with internal reference | SMR/SIR studies | |||||
|---|---|---|---|---|---|---|---|
| n | MRR | 95% CI | n | MRR | 95% CI | ||
| Aliphatic and alicyclic hydrocarbon solvents | 2 | 1.3 | 0.8 to 2.0 | ||||
| Aromatic hydrocarbon solvents | 4 | 0.9 | 0.5 to 1.6 | 9 | 1.0 | 0.8 to 1.3 | |
| Arsenic | 3 | 1.2 | 0.5 to 2.6 | 1 | 0.9 | 0.4 to 1.5 | |
| Asbestos | 4 | 0.7 | 0.5 to 1.0 | 20 | 1.2 | 1.0 to 1.5 | |
| Cadmium and cadmium compounds | 1 | 0.8 | 0.2 to 2.9 | 1 | 0.7 | 0.3 to 1.4 | |
| Chlorinated hydrocarbon solvents and related compounds | 4 | 1.4 | 0.8 to 2.4 | 16 | 1.3 | 0.9 to 2.0 | |
| Chromium and chromium compounds | 3 | 1.0 | 0.7 to 1.6 | 6 | 2.3 | 0.9 to 5.8 | |
| Diesel engine exhaust | 5 | 1.1 | 0.9 to 1.4 | 2 | 0.9 | 0.8 to 1.1 | |
| Electromagnetic fields | 5 | 1.1 | 0.8 to 1.4 | ||||
| Flour dust | 1 | 1.1 | 0.3 to 3.2 | ||||
| Formaldehyde | 2 | 0.5 | 0.3 to 1.6 | 3 | 0.9 | 0.7 to 1.3 | |
| Fungicides | 2 | 1.3 | 0.3 to 3.8 | ||||
| Gasoline | 2 | 1.0 | 0.8 to 1.4 | 2 | 0.9 | 0.6 to 1.3 | |
| Herbicides | 1 | 0.9 | 0.7 to 1.8 | 9 | 1.0 | 0.8 to 1.3 | |
| Insecticides | 2 | 3.7 | 0.3 to 43.3 | 1 | 0.8 | 0.3 to 1.7 | |
| Iron and iron compounds | 1 | 1.3 | 0.7 to 2.5 | ||||
| Lead and lead compounds | 3 | 1.1 | 0.8 to 1.6 | 1 | 1.0 | 0.4 to 2.1 | |
| Man made vitreous fibres | 4 | 0.9 | 0.4 to 2.2 | 1 | 1.1 | 0.8 to 1.5 | |
| Nickel and nickel compounds | 2 | 2.0 | 1.2 to 3.2 | 2 | 1.6 | 0.4 to 6.9 | |
| Oil mist | 3 | 0.8 | 0.6 to 1.3 | 3 | 0.9 | 0.7 to 1.0 | |
| Polycyclic aromatic hydrocarbons (PAHs) | 2 | 1.4 | 0.8 to 2.3 | 2 | 3.0 | 0.7 to 13.2 | |
| Silica dust | 2 | 1.5 | 0.8 to 2.7 | 1 | 1.2 | 0.6 to 2.1 | |
| Wood dust | 4 | 1.2 | 0.9 to 1.6 | ||||