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Geometric parameters at Day 1 stratified by maturation
| Parameter | Location | Matured | Not matured | P-value |
|---|---|---|---|---|
| Anastomosis angle (degree) | Forearm | 56.9 ± 16.7 | 58.0 ± 13.9 | .82 |
| Upper-arm | 76.3 ± 18.5 | 73.6 ± 23.9 | .68 | |
| Nonplanarity angle (degree) | Forearm | 16.7 ± 11.1 | 20.7 ± 12.2 | .35 |
| Upper-arm | 26.1 ± 13.8 | 31.5 ± 10.3 | .27 | |
| Tortuosity | Forearm | 0.081 (0.065) | 0.074 (0.079) | .46 |
| Upper-arm | 0.124 (0.105) | 0.096 (0.079) | .87 | |
