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Table 3 Odds ratios of bladder cancer for coffee, tea and soft drinks consumption

From: Non-alcoholic beverages and risk of bladder cancer in Uruguay

Coffee
  Category Cases/Controls OR 95 % CI
Drinking status Never drinkers 135/332 1.0  
  Former drinkers 9/13 1.4 0.6–3.6
  Current drinkers 111/156 1.7 1.2–2.3
  Ever drinkers 120/169 1.6 1.2–2.3
Amount (pure coffee) Never drinkers 135/332 1.0  
(cups/week) 1–6 22/28 1.6 0.8–3.1
  7+ 15/21 2.0 0.9–4.4
  p-value for trend   0.03  
Amount (coffee with milk) Never drinkers 135/332 1.0  
(cups/week) 1–6 70/112 1.5 1.0–2.2
  7+ 24/24 1.9 1.0–3.7
  p-value for trend   0.01  
Amount (total coffee) Never drinkers 135/332 1.0  
(cups/week) 1–6 84/133 1.5 1.1–2.2
  7+ 36/36 2.1 1.2–3.6
  p-value for trend   <0.01  
Tea
  Category Cases/Controls OR 95 % CI
Drinking status Never drinkers 180/419 1.0  
  Former drinkers 1/2 1.5 0.1–19
  Current drinkers 74/80 2.3 1.6–3.4
  Ever drinkers 75/82 2.3 1.5–3.4
Amount (pure tea) Never drinkers 180/419 1.0  
(cups/week) 1–6 21/11 4.4 2.0–10
  7+ 20/32 1.5 0.8–2.8
  p-value for trend   0.02  
Amount (tea with milk) Never drinkers 180/419 1.0  
(cups/week) 1–6 28/40 1.7 1.0–3.0
  7+ 10/5 6.5 2.0–21
  p-value for trend   <0.01  
Amount (total tea) Never drinkers 180/419 1.0  
(cups/week) 1–6 59/72 2.1 1.4–3.1
  7+ 16/10 4.1 1.7–9.9
  p-value for trend   <0.01  
Soft drinks
  Category Cases/Controls OR 95 % CI
Amount Never drinkers 138/289 1.0  
(bottles/years) 1–104 65/121 1.1 0.7–1.6
  105+ 52/91 1.1 0.7–1.7
  p-value for trend   0.62  
  1. OR, odds ratio adjusted for age, sex, residence, urban/rural status, education, family history of bladder cancer among first-degree relatives, body mass index, occupation, smoking status, years since quitting, number of cigarettes smoked per day, maté drinking, soft drink intake, milk intake, and, when appropriate, coffee drinking and tea drinking
  2. CI, confidence interval.