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Table 1 Demographic characteristics of the three subcohorts (total cohort n = 8632)

From: Retrospective exposure assessment to airborne asbestos among power industry workers

 

Power generation

Power distribution

Gas supply

N a

5622 (65%)

2498 (29%)

512 (6%)

Mean age b

55 (12)

45 (12)

54 (11)

Period of employment c

20 (12)

22 (9)

25 (9)

Asbestos exposure c

20 (10)

13 (8)

15 (9)

  1. a Percent of total cohort in parantheses
  2. b Mean age at the fixed reference date 1 September 2002, standard deviation in parentheses
  3. c Mean period in years, standard deviation in parentheses
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Journal of Occupational Medicine and Toxicology

ISSN: 1745-6673