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.