Table 2 Comparison of surgical results between the MVF group and the OVF group (x ± SD, n)
Clinical index | MVF group(n = 80) | OVF group(n = 80) | P |
|---|---|---|---|
Operative time (min) | 21.5 ± 4.0 | 36.8 ± 6.5 | < 0.01 |
The length of veins freed (cm) | 32.8 ± 5.8 | 34.2 ± 7.2 | > 0.05 |
The number of wounded sites in the veins | 1.1 ± 0.6 | 1.2 ± 0.7 | > 0.05 |
Total length of skin incision | 3.6 ± 0.3 | 24.2 ± 5.6 | < 0.01 |
Complications of leg incision | |||
Incision exudation | 0 | 8 | < 0.01 |
Skin ecchymosis | 7 | 9 | > 0.05 |
Skin numbness | 9 | 32 | < 0.05 |
Incision infection | 0 | 4 | < 0.05 |
Lower limb edema | 5 | 21 | < 0.05 |
Time to get out of bed after operation(h) | 42.0 ± 4.1 | 27.0 ± 5.6 | < 0.05 |
Hospitalization stay (day) | 7.2 ± 1.3 | 10.4土2.1 | < 0.05 |
Leg wound pain score(0–10) | 2.0 ± 1.1 | 3.6 ± 2.2 | < 0.05 |