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Table 4 Construct Validity as measured by Interscale Pearson Correlations*

From: A disease-specific measure of health-related quality of life for use in adults with immune thrombocytopenic purpura: Its development and validation

Scales

S

FT

B

A

PH

FR

SA

W

RH

QoL

Symptoms (S)

-

0.67

0.67

0.56

0.60

0.53

0.56

0.39

0.32

0.50

Fatigue/Sleep (FT)

 

-

0.75

0.75

0.65

0.54

0.59

0.36

0.19

0.64

Bother-Physical Health (B)

  

-

0.75

0.79

0.56

0.79

0.45

0.08

0.78

Activity (A)

   

-

0.63

0.47

0.62

0.49

-0.02

0.74

Psychological (PH)

    

-

0.73

0.73

0.60

-0.03

0.76

Fear (FR)

     

-

0.58

0.48

0.07

0.58

Social Activity (SA)

      

-

0.59

0.04

0.70

Work (W)

       

-

0.08

0.66

Reproductive Health (RH)

        

-

0.13

Overall QoL (QoL)

         

-

  1. p < 0.05