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Table 1 Characteristics of colon cancer cases and controls.

From: Similar reductions in the risk of human colon cancer by selective and nonselective cyclooxygenase-2 (COX-2) inhibitors

Characteristic a

Cases (N = 326)

Controls (N = 652)

Gender

  

   Female

45%

45%

Age (yrs)

  

   <50

15%

11%

   50–59

22

25

   60–69

32

34

   >65

31

30

   Mean (SEM)

63.2 (0.7)

63.5 (0.6)

Race

  

   Caucasian

90%

86%

Residence

  

   Franklin County, Ohio

81%

83%

   Adjacent Counties

18

15

   Other

1

2

Education

  

   < 12 yrs

12%

12%

   12 yrs

53

55

   > 12 yrs

35

33

Family History

  

   Positive

20%

13% (p < 0.01)

Body Mass

  

   BMI < 22

14%

12%

   BMI 22–27

32

40

   BMI > 27

55

48

   Mean (SEM)

29.1 (0.5)

28.1 (0.3)

Smoking

  

   (>10 Pack-years)

33%

22% (p < 0.01)

Alcohol Intake

  

   None

47%

45%

   1–2 drinks per week

36

35

   > 2 drinks per week

17

20

Hypertension

47%

28% (p < 0.01)

  1. a Family History: colon cancer among first or second degree relatives; Body Mass Index = weight (kg)/ht 2 (m).
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BMC Cancer

ISSN: 1471-2407

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