Table 1.
Pooled cohort study of asbestos cement workers in Italy. Descriptive analyses of the cohort
| Males | Females | Total | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| n | % | PYb | n | % | PYb | n | % | PYb | ||
| Status at follow-up | alive | 4559 | 44.4 | -- | 1247 | 54.1 | -- | 5806 | 46.1 | -- |
| deceaseda | 5591 | 54.4 | -- | 1035 | 44.9 | -- | 6626 | 52.7 | -- | |
| emigrated | 47 | 0.5 | -- | 11 | 0.5 | -- | 58 | 0.5 | -- | |
| lost to follow-up | 78 | 0.8 | -- | 10 | 0.4 | -- | 88 | 0.7 | -- | |
| Year of first exposure | < 1950 | 974 | 9.5 | 18112.3 | 473 | 20.5 | 12727.0 | 1447 | 11.5 | 30839.3 |
| 1950-1959 | 2124 | 20.7 | 59769.5 | 879 | 38.2 | 32382.6 | 3003 | 23.9 | 92152.1 | |
| 1960-1969 | 3870 | 37.7 | 130476.4 | 512 | 22.2 | 19699.8 | 4382 | 34.8 | 150176.4 | |
| 1970-1979 | 1831 | 17.8 | 62114.4 | 257 | 11.2 | 9247.6 | 2088 | 16.6 | 71362.0 | |
| 1980-1989 | 1352 | 13.2 | 36766.5 | 178 | 7.7 | 5096.7 | 1530 | 12.2 | 41863.2 | |
| 1990-1992 | 124 | 1.2 | 2435.4 | 4 | 0.2 | 87.1 | 128 | 1.0 | 2522.5 | |
| Age at first exposure (years) | < 20 | 1570 | 15.3 | 53787.0 | 953 | 41.4 | 34310.6 | 2523 | 20.1 | 88097.6 |
| 20-29 | 4255 | 41.4 | 138017.6 | 776 | 33.7 | 27258.9 | 5031 | 40.0 | 165276.5 | |
| 30-39 | 2673 | 26.0 | 77012.3 | 388 | 16.8 | 12297.4 | 3061 | 24.3 | 89309.6 | |
| 40-49 | 1343 | 13.1 | 32209.6 | 168 | 7.3 | 4946.0 | 1511 | 12.0 | 37155.7 | |
| 50 + | 434 | 1.2 | 8648.1 | 18 | 0.8 | 427.9 | 452 | 3.6 | 9076.1 | |
| Duration of employment (years) | <10 | 5439 | 52.9 | 183166.7 | 1330 | 57.8 | 49598.8 | 6769 | 53.8 | 232765.4 |
| 10-19 | 2308 | 22.5 | 69308.8 | 469 | 20.4 | 16047.5 | 2777 | 22.1 | 85356.3 | |
| 20-29 | 1884 | 18.3 | 45219.6 | 351 | 15.2 | 10035.8 | 2235 | 17.8 | 55255.3 | |
| 30 + | 644 | 6.3 | 11979.5 | 153 | 6.6 | 3558.8 | 797 | 6.3 | 15538.3 | |
| Total | 10275 | 100.0 | 309674.6 | 2303 | 100.0 | 79240.8 | 12578 | 100.0 | 388915.2 | |
a 255 causes of death unknown (230 males and 25 females, in both sexes 3.8% of decedents); b person-years computed from 1970