Healthy subjects (n = 476) | Pleural plaques (n = 474) | Fibrosis (n = 61) | ||||
---|---|---|---|---|---|---|
age | 60.6 | ±8.0 | 64.0 | ±8.2 | 64.8 | ±9.2 |
Non-smokers (n(%)) | 156 | 32.8% | 116 | 24.5% | 18 | 23.1% |
Ex-smokers (n(%)) | 244 | 51.3% | 301 | 63.5% | 47 | 60.3% |
Pack-years | 21.7 | ±19.2 | 20.2 | ±16.8 | 21.2 | ±19.6 |
Smokers (n(%)) | 76 | 16.0% | 57 | 12.0% | 13 | 16.7% |
Pack-years | 29.7 | ±24.3 | 25.7 | ±20.7 | 26.2 | ±26.7 |
Time since first Exposure (y) | 34.3 | ±8.6 | 39.5 | ±9.2 | 38.5 | ±9.8 |
Age at first Exposure (y) | 26.3 | ±9.0 | 24.6 | ±7.9 | 26.3 | ±8.3 |
Duration of Exposure (y) | 22.8 | ±9.0 | 25.1 | ±9.4 | 23.4 | ±9.6 |
Cumulative Exposure (y.f/ml) | 88.9 | ±92.4 | 137.0 | 140.8 | 143.3 | ±135.4 |
Mean Exposure (f/L) | 3.9 | ±3.4 | 5.5 | ±5.1 | 6.5 | ±5.6 |