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Table 6 Estimated risk ratios and significance tests for the lameness after flexion test and RS variables in the Prentice and Gloeckler's regression model.

From: Culling Rate of Icelandic Horses due to Bone Spavin

Explanatory variable

Dependent variables

 

RR culling

RR CHLL

lameness after flexion test

1.647

4.523

Significance

χ2 = 5.87*

χ2 = 22.69***

 

df = 1

df = 1

 

R2 = 0.34

R2 = 0.17

RS

2.103

5.493

Significance

χ2 = 13.27***

χ2 = 27.73***

 

df = 1

df = 1

 

R2 = 0.34

R2 = 0.17

  1. p < 0.05, ** p < 0.01. *** p < 0.001
  2. RR: risk ratio
  3. RS: radiographic signs of bone spavin
  4. CHLL: culling because of hind limb lameness
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Acta Veterinaria Scandinavica

ISSN: 1751-0147