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Table 4 Crohnbach’s alpha values for the different VascuQoL domains, with respect to disease severity and after vascular intervention

From: Psychometric properties of the disease-specific health-related quality of life instrument VascuQoL in a Swedish setting

Scale

Total

Intermittent claudication

Critical limb ischemia

Six months after vascular intervention

Activity

0.87 (n = 189)

0.86 (n = 126)

0.78 (n = 63)

0.94 (n = 124)

Pain

0.77 (n = 195)

0.74 (n = 126)

0.78 (n = 69)

0.89 (n = 127)

Emotional

0.88 (n = 192)

0.85 (n = 127)

0.89 (n = 65)

0.94 (n = 127)

Social

0.70 (n = 196)

0.67 (n = 127)

0.68 (n = 69)

0.84 (n = 127)

Symptom

0.64 (n = 194)

0.56 (n = 127)

0.61 (n = 60)

0.73 (n = 126)

Total

0.94 (n = 183)

0.93 (n = 123)

0.92 (n = 60)

0.97 (n = 123)