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Table 6 Convergent Validity of the EQ-5D and PGWB: Spearman correlations with condition-specific measures and BMI

From: Validation of two generic patient-reported outcome measures in patients with type 2 diabetes

   

DSC-R Scales

 

ADS

Total Score

Fatigue

Cognitive

Pain

Sensory

Cardiology

Ophthalmology

Hypoglycemia

Hyperglycemia

BMI 1

EQ-5D

           

   Index Score

-.52***

-.64***

-.61***

-.46***

-.51***

-.53***

-.56***

-.22*

-.44***

-.46***

-.27**

   VAS

-.49***

-.53***

-.50***

-.43***

-.39***

-.41***

-.45***

-.19*

-.33***

-.37***

-.38***

PGWB

           

   Global Score

-.61***

-.71***

-.76***

-.61***

-.46***

-.48***

-.54***

-.24**

-.56***

-.45***

-.24**

   Anxiety

-.48***

-.58***

-.62***

-.50***

-.38***

-.37***

-.43***

-.19*

-.52***

-.37***

-.15

   Depressed Mood

-.55***

-.57***

-.65***

-.52***

-.37***

-.33***

-.48***

-.15

-.48***

-.34***

-.16

   Positive Well-Being

-.61***

-.60***

-.65***

-.56***

-.39***

-.40***

-.45***

-.19*

-.52***

-.34***

-.19*

   Self-Control

-.54***

-.61***

-.61***

-.60***

-.40***

-.42***

-.47***

-.25**

-.49***

-.38***

-.20*

   General Health

-.52***

-.68***

-.66***

-.47***

-.50***

-.58***

-.50***

-.32***

-.44***

-.45***

-.28**

   Vitality

-.58***

-.67***

-.81***

-.59***

-.38***

-.45***

-.49***

-.19*

-.50***

-.43***

-.28***

  1. BMI = Body Mass Index; ADS = Appraisal of Diabetes Scale; DSC-R = Diabetes Symptom Checklist – Revised; PGWB = Psychological General Well-Being Index; VAS = Visual Analog Scale; 1Body Mass Index = (weight in pounds/[height in inches]2) × 703; *p < 0.05; **p < 0.01; ***p < 0.001