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Table 1 Comparison between patients with and without an ABI recorded.

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 measured P*
  Yes (n= 175) No (n= 64)  
Sociodemographic characteristics    
   Men (n, %) 64 (36.6) 20 (31.2) 0.45
   Age (mean ± SD) 84.9 ± 3.9 85.1 ± 3.7 0.78
   Institutionalised (n, %) 10 (5.7) 9 (14.1) 0.081
   ≤ Lower secondary education (n, %) 130 (74.3) 54 (84.4) 0.076
Functioning    
   MMSE (median, IQR) 28 (26 - 29) 27 (24 - 29) 0.011£
   ADL (median, IQR) 25 (21 - 27) 25 (20 - 27) 0.96£
   GDS-15 (median, IQR) 2 (1 - 4) 2 (1 - 3) 0.32£
   Performance tests (median, IQR) 8 (5 - 11) 9 (4 - 12) 0.57£
   LAPAQ (median, IQR) 84.0 (38.5 - 106) 71.5 (44.5 - 106.5) 0.64£
   Tinetti (median, IQR) 27 (25 - 28) 27 (25 - 28) 0.82£
Clinical characteristics    
   Hypertension (n, %) 131 (74.9) 47 (73.4) 0.83
   Hyperlipidaemia (n, %) 70 (40.0) 28 (43.8) 0.60
   Diabetes (n, %) 36 (20.6) 18 (28.1) 0.24
   Smoker, current or ex- (n, %) 55 (31.4) 18 (28.1) 0.63
   BMI ≥30 (n, %) 48 (27.7) 15 (23.4) 0.51
   Angina pectoris (n, %) 31 (17.7) 11 (17.2) 0.93
   Myocardial infarction (n, %) 20 (11.4) 9 (14.1) 0.58
   TIA or CVA (n, %) 32 (18.3) 10 (15.6) 0.63
   Known PAD (n, %) 17 (9.7) 5 (7.8) 0.65
   Arterial surgery (n, %) 8 (4.6) 2 (3.1) 0.62
  1. * Independent Student's t-test; IQR, inter-quartile range; £, Mann-Whitney U test; $. ABI: ankle-brachial index; SD: standard deviation; MMSE: Mini-Mental State Examination; ADL: Activities of Daily Living; GDS: Geriatric Depression Scale; LAPAQ: LASA Physical Activity Questionnaire; BMI: body mass index; TIA: transient ischaemic attack; CVA: cerebro-vascular accident; PAD: peripheral arterial disease.