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Table 1 Patient demographics

From: Are complication rates lower with 4-Fr versus 6-Fr transfemoral arterial access – prospective audit at a single interventional radiology centre

  4-Fr vascular sheath size population 6-Fr vascular sheath size population
No. of procedures 168 152
No. of patients 164 150
Age – mean (range) years 61.7 (21–92) 69.7 (21–94)
Sex M:F 71:93 115:35
Hypertension 52 (32.7%) – 5 unavailable 74 (50.3%) – 3 unavailable
Diabetes 47 (28.8%) – 1 unavailable 49 (33.3%) – 3 unavailable
Anticoagulation 3 unavailable 2 unavailable
 Nil 93 (57.8%) 76 (51.4%)
 Warfarin 3 (1.9%) 1 (0.7%)
 Aspirin 25 (15.5%) 18 (12.2%)
 Clopidogrel 5 (3.1%) 3 (2%)
 Treatment dose heparin 3 (1.9%) 4 (2.7%)
 Prophylactic dose low molecular weight heparin 19 (11.8%) 23 (15.5%)
 Multiple 13 (8.1%) 23 (15.5%)
INR 1 unavailable 2 unavailable
 < 1.5 160 (98.1%) 144 (97.3%)
 > 1.5 3 (1.9%) 4 (2.7%)
Platelets (109/L) 1 unavailable 3 unavailable
 < 50 1 (0.6%) 1 (0.7%)
 > 50, < 100 4 (2.5%) 4 (2.7%)
 > 100 158 (96.9%) 142 (96.6%)