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Geometric parameters at Day 1 stratified by reintervention
| Parameter | Location | Reintervention | No reintervention | P-value |
|---|---|---|---|---|
| Anastomosis angle (degree) | Forearm | 65.5 ± 14.7 | 55.4 ± 14.9 | .083 |
| Upper-arm | 80.1 ± 15.4 | 77.6 ± 19.5 | .63 | |
| Nonplanarity angle (degree) | Forearm | 24.8 ± 12.8 | 16.5 ± 10.8 | .095 |
| Upper-arm | 21.0 ± 10.4 | 29.6 ± 14.7 | .034 | |
| Tortuosity | Forearm | 0.100 (0.208) | 0.071 (0.070) | .32 |
| Upper-arm | 0.093 (0.105) | 0.125 (0.100) | .10 | |
