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Table 2 Item Difficulty Intraclass Correlations by Ethnic Group

From: Ethnic differential item functioning in the assessment of quality of life in cancer patients

 

Caucasian

Japanese

Filipino

Hawaiian

Caucasian

    

Japanese

0.945

   

Filipino

0.896

0.863

  

Hawaiian

0.871

0.939

0.792

 
  1. Note. Because the item difficulties were standardized (mean = 0, standard deviation = 1), the intraclass correlations are equivalent to the Pearson correlations.
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Health and Quality of Life Outcomes

ISSN: 1477-7525

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