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Table 2 Correlation matrix for county sampling rates of sheep holdings for the abattoir and fallen stock surveys.

From: Spatial distribution of the active surveillance of sheep scrapie in Great Britain: an exploratory analysis

  

Abattoir

Fallen Stock

Abattoir

Year

2002

2003

2004

2005

2002

2003

2004

2005

 

2002

1.000

       
 

2003

0.925

1.000

      
 

2004

0.827

0.703

1.000

     
 

2005

0.925

0.864

0.845

1.000

    

Fallen Stock

2002

-0.026

   

1.000

   
 

2003

 

0.099

  

0.278

1.000

  
 

2004

  

0.234

 

0.100

0.728

1.000

 
 

2005

   

0.394

0.055

0.504

0.817

1.000

  1. Correlation coefficients presented are within surveys between years and between surveys within years.