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Table 6 Pearson correlations between the RAND-36/12 composite scores

From: Correlated physical and mental health composite scores for the RAND-36 and RAND-12 health surveys: can we keep them simple?

  RAND-36 PCS unweighted RAND-36 PCS oblique RAND-12 PCS unweighted RAND-12 PCS oblique RAND-36 MCS unweighted RAND-36 MCS oblique RAND-12 MCS unweighted RAND-12 MCS oblique
RAND-36
PCS unweighted
1        
RAND-36
PCS oblique
0.99 1       
RAND-12
PCS unweighted
0.97 0.96 1      
RAND-12
PCS oblique
0.96 0.98 0.98 1     
RAND-36
MCS unweighted
0.61 0.71 0.60 0.73 1    
RAND-36
MCS oblique
0.68 0.78 0.66 0.79 0.97 1   
RAND-12
MCS unweighted
0.59 0.69 0.58 0.72 0.97 0.96 1  
RAND-12
MCS oblique
0.66 0.75 0.66 0.79 0.94 0.97 0.97 1
  1. Correlations between scores reflecting the same construct are marked in bold
  2. PCS Physical Composite Summary; MCS Mental Composite Summary