Hemodynamics using duplex sonography in control subjects
| Right | Left | P Value | |
|---|---|---|---|
| OA | |||
| RI | 0.89 ± 0.08 | 0.89 ± 0.07 | .81 |
| PSV | 54 ± 21 | 52 ± 22 | .59 |
| EDV | 6 ± 5 | 6 ± 4 | .92 |
| ECA | |||
| RI | 0.87 ± 0.06 | 0.85 ± 0.05 | .18 |
| PSV | 71 ± 17 | 69 ± 19 | .42 |
| EDV | 10 ± 4 | 10 ± 4 | .52 |
| CCA | |||
| RI | 0.72 ± 0.06 | 0.71 ± 0.07 | .70 |
| PSV | 75 ± 17 | 77 ± 16 | .45 |
| EDV | 21 ± 6 | 22 ± 6 | .46 |
Note:—EDV indicates end diastolic velocity (centimeters/second); PSV, peak systolic velocity (cm/s); RI, resistance index.