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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