From: Role of vascular function in predicting arteriovenous fistula outcomes: an observational pilot study
Variable | Overall | AVF outcome | P-value | |
---|---|---|---|---|
Unsuccessful n = 8 | Successful n = 20 | |||
PWV, mean ± SD, m/s left arm | 8.4 ± 1.7 | 8.2 ± 2.2 | 8.5 ± 1.5 | 0.70 |
Peripheral arterial tonometry, mean ± SD | 1.73 (0.50) | 1.41 (0.24) | 1.87 (0.52) | 0.03 |
Brachial artery diameter baseline; mean ± SD mm | 4.7 ± 0.8 | 4.5 ± 0.8 | 4.8 ± 0.8 | 0.41 |
Velocity time integral baseline; mean ± SD, ml | 15.3 (4.9) | 16.4 (6.7) | 14.9 (4.1) | 0.47 |
Brachial artery– flow baseline; mean ± SD, ml/min | 191 (92) | 176 (92) | 197 (94) | 0.60 |
Brachial artery diameter with reactive hyperemia; mean ± SD mm | 5.1 ± 0.8 | 4.9 ± 0.8 | 5.1 ± 0.9 | 0.58 |
Velocity time integral with reactive hyperemia; mean ± SD, ml | 63 (33) | 80 (50) | 57 (23) | 0.10 |
Brachial artery flow, with reactive hyperemia; mean ± SD, ml/min | 838 (458) | 884 (408) | 818 (486) | 0.74 |
Flow Mediated Dilation; mean ± SD, % | 5.7 (4.3) | 7.7 (5.9) | 4.9 (3.3) | 0.12 |