Median scores of relative quartz exposure level for 36 jobs as mentioned by construction workers in the study
| Job | Index |
|---|---|
| No construction work, driver, production worker, welder, miner | 0 |
| Mechanic, painter, crane driver, foundation worker, asbestos worker | 0.1 |
| Gypsum brick layers, finishing mechanic, tuck pointer, carpenter, insulator, tiler | 0.2 |
| Floorer, bricklayer, unskilled personnel, plasterer, work site personnel | 0.3 |
| Concrete worker, grinder—road construction, railway and road construction workers | 0.4 |
| Concrete repairman, worker blasting concrete | 0.5 |
| Concrete drillers and grinders, terrazzo worker | 0.6 |
| Pile-top crusher, natural stone worker, recess millers, tuck pointer chasing out mortar between bricks | 0.8 |
| Workers who clear up demolition rubbish, recess grinder, demolition worker | 1 |