Variables | Free vascularized fibular graft group | IIizarov bone transport group | P value |
---|---|---|---|
n | 23 | 43 | / |
Gender | |||
  Male | 16 | 28 | 0.467 |
  Female | 7 | 15 | |
Age | 36.13 ± 12.61 (years) | 37.35 ± 13.20 (years) | 0.747 |
Cause of injury | |||
  Traffic accident injury | 14 | 29 | 0.791 |
  Falling injury | 5 | 9 | |
  Crush injury | 4 | 5 | |
Gustilo grade | |||
  Closed fracture | 2 | 3 | 0.908 |
  Gustilo grade I | 3 | 4 | |
  Gustilo grade II | 4 | 6 | |
  Gustilo grade III | 14 | 30 | |
Number of complicated injuries in other parts of the affected extremity | 6 | 11 | 0.964 |
Number of femoral/tibial defect cases | 5/18 | 11/32 | 0.729 |
Femoral/tibial defect and infection site | |||
  Shaft | 12 | 32 | 0.068 |
  Metaphysis (the distance between lesions and joint surface is ≤ 3 cm) | 11 | 11 | |
Femoral/tibial defect length after debridement (including longitudinal defects) (cm) | 9.96 ± 2.27 | 8.74 ± 2.52 | 0.014 |
Management of different types of soft-tissue defects | |||
  Minor wounds can be repaired by direct suture, skin grafting and local flap transfer. | 7 | 27 | 0.031 |
  Moderate wounds can be repaired by free vascularized fibular graft with flap or open Ilizarov bone transport. | 12 | 10 | |
  Major wounds require simultaneous or staged free flap graft. | 4 | 6 |