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Table 6 Final multivariable logistic model for Outcome 3a for a. the England & Wales data; b. the combined data sets

From: The British E. coli O157 in cattle study (BECS): factors associated with the occurrence of E. coli O157 from contemporaneous cross-sectional surveys

 

a. England & Wales

b. Scotland + England & Wales

Variable

Value

Coefficient

OR [95% CI]

P-value

Coefficient

OR [95% CI]

P-value

Intercept

 

−3.24

 

0.006

−2.246

 

0.002

percent pos

 

0.045

1.046 [1.012–1.080]

0.007

0.032

1.03 [1.01–1.05]

0.002

survey

Scotland

N/A

Baseline

1.00

 

England & Wales

−0.355

0.70 [0.19–2.58]

0.59

  1. Significant (p ≤ 0.05) OR and p-values are highlighted in bold text
  2. OR Odds ratio; CI Confidence Interval; N/A not applicable
  3. Model a. McFadden’s pseudo R2 = 0.27; Model b. McFadden’s pseudo R2 = 0.18
  4. a Presence of at least one super-shedder sample on E. coli O157 positive farms
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BMC Veterinary Research

ISSN: 1746-6148

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