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Table 5 Adjusted odds ratios (OR) from the multivariate model of the association between intensive animal farming activity and acute gastrointestinal illness in Quebec rural municipalities, Canada, April 2007 to April 2008 (weighted n = 6162)

From: The association between farming activities, precipitation, and the risk of acute gastrointestinal illness in rural municipalities of Quebec, Canada: a cross-sectional study

Variable*

OR

95% CI

p

Farming

   

   Low intensive†

1.00

-

-

   High intensive

0.70

0.51-0.96

0.027

Water source

  

0.265‡

   Community ground water†

1.00

-

-

   Community surface water

1.24

0.82-1.87

0.298

   Domestic wells

0.94

0.70-1.28

0.707

   Others

0.85

0.44-1.62

0.621

Age (years)

  

<0.001‡

   0-4

5.17

2.70-9.87

<0.001

   5-9

2.72

1.37-5.41

0.004

   10-19

1.54

0.77-3.08

0.225

   20-29

1.79

1.04-3.09

0.037

   30-39

1.35

0.76-2.42

0.309

   40-49†

1.00

-

-

   50-59

0.98

0.63-1.56

0.968

   60-69

0.72

0.42-1.23

0.230

   70-79

0.51

0.26-1.00

0.050

   ≥80

0.60

0.21-1.69

0.331

Length of stay in the municipality

  

0.061‡

   Less than a year

1.00

0.52-1.91

0.992

   1 to 5 years

1.16

0.80-1.68

0.423

   6 to 10 years

1.60

1.12-2.28

0.010

   Over 10 years†

1.00

-

-

Season

  

0.056‡

   Winter

1.52

0.94-2.47

0.088

   Spring

1.51

1.00-2.28

0.049

   Summer

1.11

0.74-1.67

0.613

   Fall†

1.00

-

-

  1. * All variables were introduced in one model and adjusted for family income, education level, consumption of raw eggs, and occupation where one may have been in contact with human stools.
  2. † Reference group.
  3. ‡ Global p-value
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BMC Public Health

ISSN: 1471-2458

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