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Table 2 Demographics and risk factor characteristic in patient population, N = 200

From: 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 disease

  Total sample Patients test retest n = 134
Age mean (SD) 72 (9.5) 71 (7.8)
Sex n (%)
 Male/female 111 (55)/89 (45) 71 (53)/63 (47)
Severity of disease n (%)
 Claudication 29 (15) 20 (15)
 Critical ischemia 141 (70) 94 (70)
 Othera 14 (7) 11 (8)
 Missing 16 (8) 9 (7)
Type of intervention n (%)
 Open surgery 46 (23) 36 (27)
 Endovascular 134 (67) 84 (63)
 Combination open/endovascular 9 (4) 8 (6)
 Missing 11 (6) 6 (4)
Risk factors n (%)
 Smoking current/previous 29 (14)/61(30) 20 (15)/42 (31)
 Hypertension 111 (55) 36 (27)
 Cardiac disease 57 (28) 75 (56)
 Diabetes 60 (30) 36 (27)
 Renal disease 25 (13) 28 (21)
 Chronic pulmonary disease 33 (16) 15 (11)
 Missing 24 (12) 16 (12)
  1. aPatients classified as acute ischemia, graft occlusion or popliteal aneurysm