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. Author manuscript; available in PMC: 2010 Apr 1.
Published in final edited form as: Arterioscler Thromb Vasc Biol. 2009 Jan 22;29(4):606–612. doi: 10.1161/ATVBAHA.108.181495

Table 5.

Reference Values

No risk factors ≥1 risk factor P
All Subjects N=115 N=1468
Baseline Diameter, mm 3.67 ± 0.08 4.21 ± 0.02 <0.001
Baseline Brachial flow, ml/min 120 ± 13 175 ± 3 <0.001
Shear Stress, dynes/cm2 14.4 ± 1.0 13.9 ± 0.2 0.69
Men N=54 N=924
Baseline Diameter, mm 4.11 ± 0.10 4.54 ± 0.02 <0.001
Baseline Brachial flow, ml/min 147 ± 21 197 ± 4 <0.001
Shear Stress, dynes/cm2 12.2 ± 1.3 12.3 ± 0.3 0.92
Women N=61 N=544
Baseline Diameter, mm 3.23 ± 0.08 3.66 ± 0.03 <0.001
Baseline Brachial flow, ml/min 98 ± 13 139 ± 4 <0.001
Shear Stress, dynes/cm2 16.3 ± 1.6 16.6 ± 0.4 0.85

Mean ± SEM adjusted for age. Subjects with no risk factors also had no history of coronary artery disease, peripheral arterial disease, and body mass index was less than 25 kg/m2.