Table 2 Estimation of BPC risk associated with occupational risk factors and tobacco consumption (Expert consensus)

Tobacco

1

5

10

20

30

Asbestos – intermediate cumulative level < 10 years

1.5

1.5

7.5

15

30

45

Asbestos – intermediate cumulative level ≥ 10 years

2

2

10

20

40

60

Asbestos – high cumulative level < 5 years

2.5

2.5

12.5

25

50

75

Asbestos – high cumulative level ≥ 5 years

3

3

15

30

60

90

 Asbestosis

3

3

15

30

60

90

 Pleural plaques

2

2

10

20

40

60

Crystalline silica

1.5

1.5

7.5

15

30

45

 Silicosis

2

2

10

20

40

60

Diesel exhaust fumes – intermediate level

1.5

1.5

7.5

15

30

45

Diesel exhaust fumes – high level

2

2

10

20

40

60

Aluminium production

2

2

10

20

40

60

Coal gasification

2

2

10

20

40

60

Coal tar pitch

2

2

10

20

40

60

Coke production

2

2

10

20

40

60

Soot

2

2

10

20

40

60

X-rays and gamma rays

2

2

10

20

40

60

Radon

2

2

10

20

40

60

Iron ore mines

2

2

10

20

40

60

Plutonium

10

10

50

100

200

300

Iron and steel foundry

1.5

1.5

7.5

15

30

45

Painting profession

2

2

10

20

40

60

Rubber production

2

2

10

20

40

60

Arsenic and its compounds

5

5

25

50

100

150

Nickel compounds

2

2

10

20

40

60

Chromium(VI) compounds

2

2

10

20

40

60

Beryllium

2

2

10

20

40

60

Cadmium and its compounds

2

2

10

20

40

60

Bis(chloromethyl) ether; Chloromethyl methyl ether

10

10

50

100

200

300

Metal cobalt associated with tungsten carbide

2

2

10

20

40

60