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Table 1 Pooled cohort study of asbestos cement workers in Italy. Descriptive analyses of the cohort

From: Cumulative asbestos exposure and mortality from asbestos related diseases in a pooled analysis of 21 asbestos cement cohorts in Italy

   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
  1. a 255 causes of death unknown (230 males and 25 females, in both sexes 3.8% of decedents); b person-years computed from 1970