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Table 2 Intercorrelations of children self-report and parent proxy-report for the Iranian version of PedsQL™ 4.0 Generic Core Scales by the Multitrait-Multimethod Matrix (n = 525)

From: Validity and reliability of the Iranian version of the Pediatric Quality of Life Inventory™ 4.0 (PedsQL™) Generic Core Scales in children

  Child self-report Parent proxy-report
  Physical Emotional Social School Physical Emotional Social
Child self-report        
   Physical functioning        
   Emotional functioning 0.42       
   Social functioning 0.52 0.39      
   School functioning 0.50 0.43 0.51     
Parent proxy-report        
   Physical functioning 0.40 0.25 0.31 0.29    
   Emotional functioning 0.29 0.39 0.28 0.33 0.47   
   Social functioning 0.28 0.23 0.37 0.28 0.53 0.42  
   School functioning 0.20 0.25 0.23 0.43 0.46 0.45 0.42
  1. All correlations were significant at P < 0.001
  2. Multitrait-monomethod correlations are in bold; Monotrait-multimethod correlations are underlined; Multitrait-multimethod correlations are italicized.