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The excess lifetime risk of mortality from lung cancer for workers exposed to silica dust
| Area | No. of samples | GM (mg/m3) | The excess lifetime risk of mortality from lung cancer |
|---|---|---|---|
| South | 15 | 0.158 | 60 |
| East | 15 | 0.156 | 59 |
| West | 15 | 0.085 | 32 |
| Center | 15 | 0.143 | 54 |
| Total | 60 | 0.132 | 50 |
GM, geometric mean.
