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Table 2 Results for the logistic regression analysis for calves receiving medical treatment and for calves removed due to disease by treatment group (CON = control; AB = automated brush) and enrollment group (EG)

From: Effect of a mechanical grooming brush on the behavior and health of recently weaned heifer calves

Group

Odds Ratio

95% CI

P-Value

Receiving treatmenta

 CON vs. AB

2.2

0.94–5.03

0.06

 EG1 vs. EG4

3.01

0.86–10.53

0.13

 EG2 vs. EG4

1.63

0.41–6-39

0.77

 EG3 vs. EG4

2.24

0.61–8.27

0.56

Removal due to diseasea

 CON vs. AB

2.01

0.82–4.92

0.12

 EG1 vs. EG4

3.62

0.91–14.42

0.09

 EG2 vs. EG4

1.8

0.29–8.21

0.77

 EG3 vs. EG4

2.59

0.61–10.92

0.51

  1. aAll the potential EG combinations not included in the table indicated non-significant effect for group