Table 2.
Baseline vascular characteristics
| Group | Diameter, mm | Velocity, cm/s | Flow, ml/min | Conductance, ml·min−1·mmHg−1 | Antegrade Shear, s−1 | Retrograde Shear, s−1 | Oscillatory Shear Index |
|---|---|---|---|---|---|---|---|
| Femoral artery | |||||||
| SCI group | 4.8 (0.8) | 16.4 (10.8) | 88 (58) | 1.05 (0.71) | 197 (95) | −44 (58) | 0.17 (0.15) |
| CON group | 6.5 (1.0) | 9.7 (6.3) | 98 (54) | 1.12 (0.62) | 124 (50) | −47 (23) | 0.31 (0.18) |
| P value | <0.01 | 0.07 | 0.53 | 0.59 | 0.02 | 0.19 | 0.02 |
| Brachial artery | |||||||
| SCI group | 3.5 (0.7) | 27.6 (12.0) | 83 (59) | 0.97 (0.60) | 355 (158) | −2 (5) | 0.02 (0.04) |
| CON group | 4.2 (0.8) | 17.9 (10.1) | 81 (58) | 0.95 (0.74) | 232 (105) | −12 (21) | 0.05 (0.09) |
| P value | <0.01 | 0.03 | 0.98 | 0.89 | 0.07 | <0.01 | 0.32 |
Data are means (SD) based on n = 15 spinal cord injury (SCI) participants and n = 15 uninjured control (CON) participants for femoral hemodynamics and n = 13 SCI participants and n = 13 CON participants for brachial hemodynamics.