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. Author manuscript; available in PMC: 2014 Apr 1.
Published in final edited form as: Ann Vasc Surg. 2013 Apr;27(3):346–352. doi: 10.1016/j.avsg.2012.07.017

Table I.

Descriptive statistics; P by Rank Sum or Fisher’s exact test

Mean or Weighted Frequency (SE)
P
Amputation (n = 29) Control (n = 20)
Age 70.7 years (±2.7) 63.5 years (±2.2) 0.029
Race: 0.596
 White 16 (55.17%) 14 (70.00%)
 Black 8 (27.59%) 4 (20.00%)
 Hispanic 5 (17.24%) 2 (10.00%)
Female 9 (31.03%) 11 (55.00%) 0.140
BMI 24.7 kg/m2 (±1.2) 34.2 kg/m2 (±1.8) <0.0001
Diabetes Mellitus 19 (65.52%) 5 (25.00%) 0.006
Hypertension 27 (93.10%) 15 (75.00%) 0.087
Hyperlipidemia 20 (68.97%) 10 (50.00%) 0.149
CAD 17 (58.62%) 3 (15.00%) 0.002
CHF 7 (24.14%) 0 (0.00%) 0.018
CVA 8 (27.59%) 0 (0.00%) 0.010
Renal Disease 12 (41.38%) 0 (0.00%) 0.001
Pulmonary Disease 9 (31.03%) 0 (0.00%) 0.005
Smoking History 18 (62.07%) 5 (25.00%) 0.006
Antiplatelet Therapy 22 (75.86%) 14 (70.00%) 0.446
Warfarin 9 (27.58%) 11 (55.00%) 0.051
Calcium Channel Blocker 10 (34.48%) 1 (5.00%) 0.015
Beta Blocker 24 (82.76%) 3 (15.00%) <0.0001
ACE Inhibitor/ARB 12 (41.38%) 12 (60.00%) 0.161
Statin 22 (75.87%) 9 (45.00%) 0.029
Insulin 18 (62.07%) 3 (15.00%) 0.001
NSAID 23 (79.31%) 17 (85%) 0.455
Steroid 3 (10.34%) 0 (0.00%) 0.198