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Table 2 Comparison of the cardiovascular burden between patients with ABI < 0.9 and ABI ≥0.9.

From: To screen or not to screen for peripheral arterial disease in subjects aged 80 and over in primary health care: a cross-sectional analysis from the BELFRAIL study

  ABI < 0.9 (n= 70) ABI ≥ 0.9 (n= 105) P*
Men (n, %) 29 (41.4) 35 (33.3) 0.28
Age (mean ± SD) 85.7 ± 4.8 84.4 ± 3.2 0.044
Cardiovascular risk profile (n, %) 65 (92.9) 91 (88.3) 0.31
   Hypertension (n, %) 54 (77.1) 77 (73.3) 0.57
   Hyperlipidaemia (n, %) 24 (34.3) 46 (43.8) 0.21
   Diabetes (n, %) 14 (20.0) 22 (21.0) 0.88
   Smoker, current or ex- (n, %) 26 (37.1) 29 (27.6) 0.19
   BMI ≥ 30 (n, %) 15 (21.4) 33 (32.0) 0.12
Cardiac morbidity (n, %) 42 (60.0) 41 (39.0) 0.006
   Angina pectoris (n, %) 16 (22.9) 15 (14.3) 0.16
   Myocardial infarction (n, %) 13 (18.6) 7 (6.7) 0.026
   Episode of decompensated heart failure (n, %) 6 (8.6) 6 (5.7) 0.47
   Chronic atrial fibrillation (n, %) 11 (15.7) 10 (9.5) 0.24
   Rhythm disorder (n, %) 16 (22.9) 16 (15.2) 0.22
   PTCA - stent (n, %) 9 (12.9) 5 (4.8) 0.077
   Coronary surgery (n, %) 3 (4.3) 4 (3.8) 0.88
Other cardiovascular morbidity (n, %) 21 (30.0) 21 (20.0) 0.14
   TIA of CVA (n, %) 12 (17.1) 20 (19.0) 0.75
   PAD (n, %) 13 (18.6) 4 (3.8) 0.004
   Arterial surgery (n, %) 7 (10.0) 1 (1.0) 0.018
  1. * Independent Student's t-test.
  2. ABI: ankle-brachial index; SD: standard deviation; BMI: body mass index; PTCA: percutaneous transluminal coronary angioplasty; TIA: transient ischaemic attack; CVA: cerebro-vascular accident; PAD: peripheral arterial disease.