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Table 4 Final logistic model for Outcome 2a for the Scotland data

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

Variable

Value

Coefficient

OR

[95% CI]

p-value

Intercept

 

−1.78

 

0.004

housed

No

Baseline

1.00

 

Yes

2.21

9.10 [2.65–31.25]

0.002

  1. Significant (p ≤ 0.05) OR and p-values are highlighted in bold text
  2. Unadjusted deviance explained by the model = 0.37
  3. a The proportion of pats on positive farms that tested individually positive for E. coli O157, OR Odds ratio; CI Confidence Interval