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Table 7 Linear combinations of condemnation rates in cows and calves

From: Factors associated with whole carcass condemnation rates in provincially-inspected abattoirs in Ontario 2001-2007: implications for food animal syndromic surveillance

Contrast

IRR

P-value

95% CI

Cows 2001 vs. Calves 2001

6.73

< 0.001

3.35 - 13.52

Cows 2002 vs. Calves 2002

4.09

< 0.001

2.23 - 7.50

Cows 2003 vs. Calves 2003

7.61

< 0.001

4.00 - 14.46

Cows 2004 vs. Calves 2004

5.56

< 0.001

2.81 - 10.99

Cows 2005 vs. Calves 2005

3.23

< 0.001

1.90 - 5.50

Cows 2006 vs. Calves 2006

3.06

< 0.001

1.86 - 5.01

Cows 2007 vs. Calves 2007

3.41

< 0.001

1.97 - 5.90

  1. Linear combinations of condemnation rates in cows compared to calves in Ontario Provincial abattoirs 2001-2007 based on model in Table 6.