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Table 3 Registration system with two occasions

From: Correspondence: Some general points regarding Ledberg and Wennberg, BMC Medical Research Methodology 2014 April 27;14:58

   

Occasion 2

  
  

1

 

0

 
 

1

m

 

n1−m

n 1

Occasion 1

     
 

0

n 2

 

x

 
  

m+n2

  

N

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BMC Medical Research Methodology

ISSN: 1471-2288

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