Groups | Blood flow velocity in the affected limb (cm/s) | Tube lumen inner diameter (cm) | Blood perfusion (pu) | |||
preoperative | postoperative | preoperative | postoperative | preoperative | postoperative | |
Control group (25) | 36.56 ± 4.55 | 27.11 ± 3.20 | 0.15 ± 0.06 | 0.20 ± 0.10 | 520.12 ± 20.25 | 611.01 ± 32.26 |
Treatment group (26) | 36.55 ± 4.50 | 25.01 ± 2.12 | 0.17 ± 0.05 | 0.25 ± 0.12 | 520.10 ± 20.30 | 645.50 ± 35.10 |
t-value | 0.785 | 6.932 | 0.127 | 5.127 | 0.220 | 4.450 |
P-value | 1.125 | <0.001 | 1.520 | <0.001 | 2.012 | <0.001 |