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Table 3 The association between workplace exposures and risk of lung cancer in a population based case-control study, Greater Toronto Area, Ontario, 1997-2002

From: Lung cancer risk in never-smokers: a population-based case-control study of epidemiologic risk factors

 

Total Population n = 1393

 

Never smokers n = 622

 
 

Case, n

Control, n

ORa

95%CI

Case, n

Control, n

ORb

95%CI

 

445

948

  

156

466

  

No previous exposures

261

691

 

Refc

104

371

 

Refd

Any occupational exposure

191

275

1.6

1.4-2.1

52

95

2.1

1.3-3.3

Ever worked with/been exposed to:

      

   Asbestos

31

51

1.1

0.6-2.0

5

16

1.0

0.3-3.0

   Solvents, paints or thinners

107

152

1.6

1.2-2.3

33

54

2.8

1.6-5.0

   Welding equipment

33

43

1.7

1.0-3.0

7

11

3.4

1.1-10.4

   Pesticides

21

24

1.6

0.8-3.1

3

6

1.1

0.2-5.3

   Grain elevator dust

12

19

1.1

0.5-2.4

3

7

1.1

0.3-4.6

   Wood dust

47

80

1.5

1.0-2.4

11

26

1.8

0.8-4.2

   smoke-soot or exhaust

75

99

1.7

1.2-2.5

21

33

2.8

1.4-5.3

   other than tobacco

        
  1. aOR is adjusted for pack-years of smoking, age, sex, education and ethnicity
  2. bOR is adjusted for age, sex, education and ethnicity
  3. cReference group consists of all participants with no previous workplace exposures
  4. dReference group consists of never smokers with no previous workplace exposures