Fig. 5From: Validity and test retest reliability of the vascular quality of life Questionnaire-6: a short form of a disease-specific health-related quality of life instrument for patients with peripheral arterial diseaseThe Bland-Altman plot display the differences plotted against the averages of the two measurements of VQ6 sum score. The limits of agreement are defined as the mean difference ± 1.96SD of differencesBack to article page