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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)