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Table 1 Asbestos exposure and confounders among males according to disease status

From: Modelling prevalence and incidence of fibrosis and pleural plaques in asbestos-exposed populations for screening and follow-up: a cross-sectional study

 

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

  1. Results are given as means and standard deviations or as numbers and percent, as relevant.