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Table 4 Multivariate model with drinking water and travel to another country

From: Is drinking water a risk factor for endemic cryptosporidiosis? A case-control study in the immunocompetent general population of the San Francisco Bay Area

EXPOSURE ALL CONTROLS NEIGHBORHOOD CONTROLS
  Odds Ratio 95% CI P-value Odds Ratio 95% CI P-value
Drinking water       
   Boil water 1.00    1.00   
   Filter or bottled 2.29 0.21, 60.6 0.589 2.11 0.08, 54.7 0.652
   Tap watera 3.56 0.11, 46.5 0.381 2.91 0.15, 54.9 0.477
Travel to another country 34.7 3.58, 327 0.002 24.1 2.64, 220 0.005
  1. aWithout further treatment or processing