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Table 3 Multivariate model with water and univariately significant composite variables

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

2.00

0.09, 46.8

0.666

1.58

0.05, 51.7

0.796

   Tap watera

3.87

0.20, 74.0

0.369

2.62

0.11, 57.5

0.541

Handle raw foodsa

0.60

0.13, 2.85

0.526

0.44

0.07, 2.88

0.392

Travel 100 miles from home

1.48

0.35, 6.29

0.599

1.33

0.28, 6.29

0.716

Travel to another country

20.9

1.55, 279

0.022

12.3

0.93, 162

0.057

  1. aWithout further treatment or processing. bIncludes handling raw meat, fruit, vegetables
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