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Table 2 Associations between selected occupations and risk of prostate cancer (all cancers)a

From: Occupation, industry, and the risk of prostate cancer: a case-control study in Montréal, Canada

CCDO code and description

Never

Ever employed

<10 years employed

≥10 years employed

Ca/Co

Ca/Co

OR (95 % CI)

OR SB (95 % CI)

Ca/Co

OR (95 % CI)

OR SB (95 % CI)

Ca/Co

OR (95 % CI)

OR SB (95 % CI)

111: Officials and administrators unique to government

1875/1936

62/58

1.2 (0.8–1.8)

1.2 (0.8–1.7)

19/31

0.7 (0.4–1.3)

0.8 (0.5–1.3)

43/27

1.8 (1.0–3.1)b

1.6 (0.9–2.5)

1116: Inspectors and regulatory officers, government

1910/1982

27/12

2.7 (1.2–6.2)b

1.8 (1.0–3.4)

11/4

2.9 (0.8–10.7)

1.5 (0.7–3.3)

16/8

2.6 (0.9–7.4)

1.6 (0.8–3.2)

1130126: General manager, finance (bank. & finance)

1925/1989

12/5

3.5 (1.0–12.5)b

1.6 (0.8–3.5)

5/3

1.9 (0.4–10.2)

1.2 (0.5–2.8)

7/2

6.7 (0.9–48.2)

1.5 (0.6–3.5)

1143: Production management occupations

1911/1954

26/40

0.7 (0.4–1.3)

0.8 (0.5–1.3)

12/12

1.6 (0.6–4.0)

1.3 (0.7–2.5)

14/28

0.5 (0.2–1.0)b

0.6 (0.4–1.1)

1171162: Auditor (prof. & tech., n.e.c.)

1908/1975

29/19

1.7 (0.9–3.3)

1.4 (0.8–2.5)

9/11

0.9 (0.3–2.3)

0.9 (0.5–1.9)

20/8

2.9 (1.1–7.3)b

1.8 (0.9–3.4)

1179299: Other occupations related to management and administration

1916/1985

21/9

2.8 (1.1–6.9)b

1.7 (0.9–3.4)

12/6

2.5 (0.8–7.7)

1.5 (0.7–3.1)

9/3

3.4 (0.7–16.3)

1.4 (0.6–3.3)

21: Occupations in natural sciences, engineering and mathematics

1713/1722

224/272

0.8 (0.7–1.1)

0.8 (0.7–1.1)

85/75

1.1 (0.8–1.6)

1.1 (0.8–1.6)

139/197

0.7 (0.6–0.9)b

0.8 (0.6–1.0)b

2144: Electrical engineers

1926/1965

11/29

0.4 (0.2–0.8)b

0.5 (0.3–1.0)b

2/13

0.1 (0.0–0.5)b

0.5 (0.2–1.2)

9/16

0.8 (0.3–1.9)

0.9 (0.4–1.7)

2144110: Design and development engineer, electrical and electronic (prof. & tech., n.e.c.)

1934/1987

3/7

0.2 (0.1–1.0)

0.6 (0.3–1.5)

1/5

0.1 (0.0–0.8)b

0.7 (0.3–1.6)

2/2

1.5 (0.1–17.6)

 

23: Occupations in social sciences and related fields

1809/1914

128/80

1.6 (1.1–2.2)b

1.5 (1.1–2.1)b

52/30

1.6 (1.0–2.6)

1.4 (0.9–2.3)

76/50

1.6 (1.0–2.5)b

1.5 (1.0–2.2)b

2391118: Counsellor, educational (educ.)

1918/1988

19/6

3.0 (1.1–8.3)b

1.7 (0.9–3.5)

12/4

2.4 (0.8–7.4)

1.4 (0.7–3.0)

7/2

5.7 (0.8–43.4)

1.4 (0.6–3.4)

271: University teaching and related occupations

1852/1933

85/61

1.5 (1.0–2.2)b

1.4 (1.0–2.0)

29/20

1.4 (0.7–2.6)

1.3 (0.7–2.2)

56/41

1.5 (1.0–2.4)

1.4 (0.9–2.2)

315: Other occupations in medicine and health

1913/1973

24/21

1.0 (0.5–1.9)

1.0 (0.6–1.7)

19/6

3.2 (1.0–9.8)b

1.7 (0.8–3.5)

5/15

0.3 (0.1–0.9)b

0.6 (0.3–1.2)

335: Occupations in writing

1919/1962

18/32

0.6 (0.3–1.2)

0.7 (0.4–1.2)

10/12

1.5 (0.5–4.3)

1.2 (0.6–2.5)

8/20

0.3 (0.1–0.8)b

0.6 (0.3–1.0)

4171: Receptionists and information clerks

1918/1986

19/8

3.0 (1.1–8.0)b

1.7 (0.9–3.5)

19/8

3.0 (1.1–8.0)b

1.7 (0.9–3.5)

0/0

  

4197: General office clerks

1839/1910

98/84

1.3 (0.9–1.8)

1.2 (0.9–1.7)

81/53

1.6 (1.1–2.3)b

1.5 (1.0–2.1)b

17/31

0.6 (0.3–1.2)

0.7 (0.4–1.3)

513/514: Sales occupations, commodities

1564/1569

373/425

0.9 (0.7–1.0)

0.9 (0.7–1.0)

198/193

1.0 (0.8–1.3)

1.0 (0.8–1.3)

175/232

0.8 (0.6–0.9)b

0.8 (0.6–0.9)b

5135182: Salesperson, footwear (ret. Trade)

1936/1985

1/9

0.1 (0.0–0.9)b

0.7 (0.3–1.7)

0/7

  

1/2

0.8 (0.1–8.9)

 

5137: Sales clerks, commodities

1833/1908

104/86

1.2 (0.9–1.7)

1.2 (0.9–1.6)

82/58

1.5 (1.0–2.3)b

1.5 (1.0–2.1)b

22/28

0.7 (0.4–1.2)

0.8 (0.4–1.2)

5137111: Supermarket clerk (ret. Trade)

1900/1968

37/26

1.6 (0.9–2.9)

1.4 (0.9–2.4)

32/18

2.3 (1.2–4.7)b

1.8 (1.0–3.1)b

5/8

0.5 (0.2–1.7)

0.8 (0.4–1.6)

5145: Service station attendants

1912/1982

25/12

2.3 (1.0–5.1)b

1.7 (0.9–3.1)

21/11

2.0 (0.9–4.8)

1.5 (0.8–2.9)

4/1

4.6 (0.5–42.0)

1.3 (0.5–3.2)

5199158: Telephone solicitor (any ind.)

1930/1981

7/13

0.5 (0.2–1.3)

0.7 (0.3–1.4)

3/12

0.2 (0.1–0.9)b

0.6 (0.3–1.3)

4/1

2.7 (0.3–24.6)

1.2 (0.5–2.9)

6112: Police officers and detectives, government

1892/1964

45/30

1.8 (1.1–2.9)b

1.6 (1.0–2.4)

13/5

3.2 (1.0–10.0)b

1.7 (0.8–3.5)

32/25

1.5 (0.8–2.6)

1.4 (0.8–2.2)

6112146: Detective (gov. Serv.)

1925/1987

12/7

2.0 (0.7–5.2)

1.4 (0.7–2.8)

9/1

10.3 (1.3–82.9)b

1.5 (0.6–3.8)

3/6

0.5 (0.1–2.3)

0.8 (0.4–1.9)

6112158: Police officer (gov. Serv.)

1899/1972

38/22

2.0 (1.1–3.5)b

1.7 (1.0–2.7)b

18/7

3.4 (1.3–8.8)b

1.9 (0.9–3.7)

20/15

1.4 (0.7–2.9)

1.3 (0.7–2.3)

6117190: Infantry soldier (military)

1877/1898

60/96

0.7 (0.5–1.0)

0.7 (0.5–1.0)

57/95

0.7 (0.5–1.0)b

0.7 (0.5–1.0)

3/1

2.4 (0.2–24.2)

 

612: Food and beverage preparation and related service occupations

1797/1813

140/181

0.7 (0.6–1.0)b

0.8 (0.6–1.0)b

77/103

0.7 (0.5–1.0)b

0.7 (0.5–1.0)

63/78

0.8 (0.6–1.2)

0.8 (0.6–1.2)

6121130: Short-order cook (cater. & lodg.)

1933/1982

4/12

0.2 (0.1–0.8)b

0.6 (0.3–1.3)

2/7

0.3 (0.0–1.6)

0.8 (0.3–1.8)

2/5

0.2 (0.0–1.2)

0.7 (0.3–1.7)

613: Occupations in lodging and other accommodation

1915/1965

22/29

0.7 (0.4–1.2)

0.8 (0.4–1.3)

16/13

1.1 (0.5–2.5)

1.1 (0.6–2.0)

6/16

0.3 (0.1–0.9)b

0.6 (0.3–1.2)

6145: Travel and related attendants, except food and beverage

1935/1986

2/8

0.2 (0.0–0.9)b

0.6 (0.3–1.5)

1/4

0.2 (0.0–2.4)

0.8 (0.3–2.0)

1/4

0.1 (0.0–1.5)

0.8 (0.3–1.9)

619: Other service occupations

1759/1799

178/195

0.8 (0.6–1.0)b

0.8 (0.6–1.0)b

117/113

0.8 (0.6–1.1)

0.8 (0.6–1.1)

61/82

0.7 (0.5–1.0)

0.7 (0.5–1.0)

6191126: Hospital cleaner (misc. Serv.)

1921/1973

16/21

0.6 (0.3–1.2)

0.7 (0.4–1.3)

8/15

0.3 (0.1–0.9)b

0.6 (0.3–1.1)

8/6

1.4 (0.4–4.6)

1.2 (0.6–2.5)

6198: Occupations in labouring and other elemental work, services

1871/1931

66/63

0.9 (0.6–1.3)

0.9 (0.6–1.3)

60/47

1.0 (0.7–1.6)

1.0 (0.7–1.6)

6/16

0.3 (0.1–0.9)b

0.6 (0.3–1.2)

71: Farming. Horticultural and animal-husbandry occupations

1840/1860

97/134

0.7 (0.5–1.0)b

0.8 (0.6–1.0)

59/82

0.7 (0.5–1.1)

0.8 (0.5–1.1)

38/52

0.7 (0.4–1.1)

0.8 (0.5–1.2)

711: Farmers

1903/1941

34/53

0.6 (0.4–1.0)b

0.7 (0.4–1.0)

14/31

0.4 (0.2–0.8)b

0.5 (0.3–0.9)b

20/22

0.9 (0.5–1.9)

1.0 (0.5–1.7)

7111: General farmers

1923/1974

14/20

0.6 (0.3–1.2)

0.7 (0.4–1.3)

5/12

0.3 (0.1–0.9)b

0.6 (0.3–1.2)

9/8

1.1 (0.4–3.2)

1.0 (0.5–2.1)

7111110: Farmer, general (agric.)

1923/1974

14/20

0.6 (0.3–1.2)

0.7 (0.4–1.3)

5/12

0.3 (0.1–0.9)b

0.6 (0.3–1.2)

9/8

1.1 (0.4–3.2)

1.0 (0.5–2.1)

7183: Field crop and vegetable-growing workers

1932/1978

5/16

0.3 (0.1–0.9)b

0.6 (0.3–1.2)

4/11

0.4 (0.1–1.4)

0.7 (0.3–1.6)

1/5

0.2 (0.0–1.6)

0.8 (0.3–1.9)

7183122: Farm worker, vegetable (agric.)

1935/1983

2/11

0.2 (0.0–0.9)b

0.6 (0.3–1.5)

2/7

0.4 (0.1–2.4)

0.8 (0.3–1.9)

0/4

  

75: Forestry and logging occupations

1874/1964

63/30

1.9 (1.2–3.0)b

1.7 (1.1–2.6)b

46/23

1.7 (1.0–3.0)

1.5 (0.9–2.5)

17/7

2.4 (0.9–6.2)

1.6 (0.8–3.1)

751: Forestry and logging occupations

1874/1964

63/30

1.9 (1.2–3.0)b

1.7 (1.1–2.6)b

46/23

1.7 (1.0–3.0)

1.5 (0.9–2.5)

17/7

2.4 (0.9–6.2)

1.6 (0.8–3.1)

7513: Timber cutting and related occupations

1884/1969

53/25

1.9 (1.1–3.2)b

1.6 (1.0–2.6)b

38/20

1.7 (0.9–3.0)

1.5 (0.9–2.4)

15/5

2.8 (0.9–8.4)

1.6 (0.8–3.3)

7513122: Logger, all-round (forest. & log.)

1884/1970

53/24

2.0 (1.2–3.4)b

1.7 (1.1–2.7)b

38/19

1.8 (1.0–3.2)

1.5 (0.9–2.5)

15/5

2.8 (0.9–8.4)

1.6 (0.8–3.3)

8161: Mixing and blending occupations, chemicals and related materials

1919/1986

18/8

3.6 (1.2–10.8)b

1.8 (0.9–3.7)

12/4

8.0 (1.3–50.2)b

1.6 (0.7–3.8)

6/4

1.9 (0.4–7.7)

1.2 (0.6–2.8)

8161218: Mixer (chem., n.e.c.; paint & varn.)

1926/1991

11/3

8.0 (1.2–53.8)b

1.6 (0.6–3.7)

8/2

6.2 (0.8–47.8)

1.4 (0.6–3.5)

3/1

20.6 (0.22.7)

 

8529: Other fabricating and assembling occupations, metal products, n.e.c.

1922/1986

15/8

1.8 (0.6–4.9)

1.3 (0.6–2.7)

8/7

0.8 (0.2–2.5)

0.9 (0.4–1.9)

7/1

19.8 (1.0.5)b

1.4 (0.5–3.4)

858: Mechanics and repairmen, n.e.c.

1782/1811

155/183

0.8 (0.6–1.1)

0.8 (0.6–1.1)

63/64

1.1 (0.7–1.6)

1.1 (0.7–1.6)

92/119

0.7 (0.5–1.0)b

0.7 (0.5–1.0)b

8581118: Industrial-truck mechanic (mech. Equip., n.e.c.)

1934/1983

3/11

0.2 (0.0–0.8)b

0.6 (0.3–1.3)

1/4

0.4 (0.0–4.2)

0.9 (0.4–2.2)

2/7

0.1 (0.0–0.8)b

0.6 (0.3–1.4)

8582: Aircraft mechanics and repairmen

1936/1976

1/18

0.1 (0.0–0.7)b

0.6 (0.3–1.6)

0/6

  

1/12

0.1 (0.0–1.1)

0.7 (0.3–1.7)

8595: Painting and decorating occupations, except construction

1902/1975

35/19

1.9 (1.0–3.5)

1.6 (0.9–2.6)

27/9

3.0 (1.3–7.0)b

1.9 (1.0–3.6)

8/10

0.8 (0.3–2.4)

0.9 (0.4–1.9)

873: Electrical power, lighting and wire communications equipment erecting, installing and repairing occupations

1852/1924

85/70

1.3 (0.9–1.8)

1.2 (0.9–1.8)

41/28

2.0 (1.1–3.6)b

1.7 (1.0–2.8)b

44/42

0.9 (0.6–1.5)

1.0 (0.6–1.5)

8739: Electrical power, lighting and wire communications equipment erecting, installing and repairing occupations, n.e.c.

1933/1980

4/14

0.3 (0.1–0.8)b

0.6 (0.3–1.2)

2/8

0.2 (0.0–1.1)

0.7 (0.3–1.6)

2/6

0.3 (0.1–1.6)

0.7 (0.3–1.7)

8784: Plasterers and related occupations

1933/1985

4/9

0.2 (0.1–0.9)b

0.6 (0.3–1.3)

0/5

  

4/4

0.4 (0.1–1.8)

0.8 (0.3–1.7)

8791: Pipefitting, plumbing and related occupations, n.e.c.

1886/1954

51/40

1.7 (1.0–2.8)b

1.5 (1.0–2.4)

28/19

1.8 (0.9–3.5)

1.5 (0.8–2.6)

23/21

1.6 (0.7–3.4)

1.3 (0.7–2.4)

8799: Other construction trades occupations, n.e.c.

1877/1948

60/46

1.8 (1.1–2.9)b

1.6 (1.0–2.5)b

36/26

1.6 (0.9–3.0)

1.4 (0.8–2.4)

24/20

2.1 (0.9–4.6)

1.6 (0.8–2.9)

911: Air transport operating operations

1922/1974

15/20

0.6 (0.3–1.3)

0.7 (0.4–1.3)

11/9

1.3 (0.5–3.6)

1.2 (0.6–2.3)

4/11

0.2 (0.1–0.7)b

0.6 (0.3–1.2)

915: Water transport operating occupations

1923/1971

14/23

0.6 (0.3–1.2)

0.7 (0.4–1.3)

7/18

0.3 (0.1–0.8)b

0.6 (0.3–1.1)

7/5

1.7 (0.5–6.3)

1.2 (0.6–2.7)

9173: Taxi drivers and chauffeurs

1870/1937

67/57

1.2 (0.8–1.8)

1.2 (0.8–1.7)

24/29

0.8 (0.4–1.4)

0.8 (0.5–1.4)

43/28

1.8 (1.0–3.2)b

1.6 (0.9–2.6)

9175129: Solid waste collection truck driver (motor trans.)

1935/1985

2/9

0.2 (0.0–0.9)b

0.6 (0.3–1.5)

2/7

0.2 (0.0–1.2)

0.7 (0.3–1.6)

0/2

  

9179118: Dispatcher, motor vehicles (motor trans.)

1925/1991

12/3

8.4 (1.2–57.6)b

1.6 (0.6–3.8)

9/2

6.8 (0.9–53.9)

1.4 (0.6–3.5)

3/1

18.6 (0.22.5)

 

9918: Occupations in labouring and other elemental work, n.e.c.

1920/1982

17/12

2.7 (0.9–7.9)

1.6 (0.8–3.3)

12/7

4.1 (1.0–16.6)b

1.6 (0.7–3.6)

5/5

1.3 (0.2–6.7)

1.1 (0.5–2.5)

9918110: Labourer, municipal (gov. Serv.)

1920/1983

17/11

3.4 (1.0–10.8)b

1.7 (0.8–3.5)

12/6

6.5 (1.2–33.5)b

1.6 (0.7–3.8)

5/5

1.3 (0.2–6.7)

1.1 (0.5–2.5)

  1. aOccupations selected had at least one significantly elevated or reduced association with prostate cancer among duration of employment categories (ever, <10 years or ≥10 years). Odds ratios adjusted for age, first-degree family history of prostate cancer, ancestry, screening for prostate cancer, annual household income, highest level of education attained, level of physical activity, alcohol intake and body mass index
  2. bThe 95 % confidence interval excludes the null value. n.e.c.: not elsewhere classified