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Table 4 The unadjusted OR and adjusted OR of CRC and the corresponding 95% CI for total alcoholic drink among males and females in the NL population-based case-control study of CRC in 1999-2003

From: Interaction between alcohol drinking and obesity in relation to colorectal cancer risk: a case-control study in Newfoundland and Labrador, Canada

Alcoholic drink

Male

Female

 

Case/Control

ORa & 95% CI

ORb & 95% CI

Case/Control

ORa & 95% CI

ORb & 95% CI

Total sample

426/424

    

276/293

    

Alcohol

   Non-drinkerc

91/85

1.0

 

1.0

 

179/179

1.0

 

1.0

 

   Drinkerc

335/339

0.9

0.7-1.3

0.9

0.6-1.3

97/114

0.9

0.6-1.2

1.1

0.7-1.6

Types of drinks

   1-2

248244

1.0

0.7-1.3

0.8

0.6-1.3

87/95

0.9

0.6-1.3

1.2

0.8-1.9

   3+

87/95

0.9

0.6-1.3

0.9

0.6-1.4

10/19

0.5

0.2-1.2

0.7

0.3-1.8

# of drinking years

   1-19

44/58

0.7

0.4-1.2

0.7

0.4-1.2

34/53

0.6

0.4-1.0

0.8

0.5-1.4

   20-39

192/193

0.9

0.7-1.3

0.8

0.5-1.3

55/53

1.0

0.7-1.6

1.5

0.9-2.5

   40+

99/88

0.7

0.7-1.6

1.0

0.6-1.6

8/8

1.0

0.4-2.7

1.4

0.5-4.4

# of drinks daily

   1-2

167/191

0.8

0.6-1.2

0.8

0.5-1.2

74/96

0.8

0.5-1.1

1.0

0.7-1.6

   3-4

51/57

0.8

0.5-1.4

0.7

0.4-1.2

9/11

0.8

0.3-2.0

1.0

0.4-2.8

   5+

117/91

1.2

0.8-1.8

1.1

0.7-1.8

14/7

2.0

0.8-5.1

1.8

0.7-5.0

  1. aOR unadjusted estimates for alcoholic drink
  2. bOR estimates for alcoholic drink from binary models adjusted for age, rural/urban,
  3. education, marriage, hormone replacement (for females), family history of colorectal cancer, diabetes, cholesterol, aspirin, fruits, BMI, laxatives and calcium and random effect of census area
  4. cNon-drinker = non-drinkers and light drinkers who drank less than one drink per day; Drinker = drinkers who ever consumed any alcoholic beverages once a week for 6 months or longer