Table 2.
Clinical Data
| case | Follow-up (month) | Days Between Stages 1 and 2 (day) | Size of Bone Defect (cm) | Graft Used | operation frequencya | EFT (month) | BTT (day) | BTI (day/cm) | EFI (month/cm) |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 32 | 12 | 4 | Autograft | 3 | 6 | 45 | 11.25 | 1.50 |
| 2 | 75 | 7 | 7 | Autograft, | 5 | 10 | 75 | 10.71 | 1.43 |
| 3 | 36 | 15 | 6 | Autograft, | 4 | 8 | 67 | 11.17 | 1.33 |
| 4 | 28 | 17 | 6 | Autograft | 3 | 9 | 65 | 10.83 | 1.50 |
| 5 | 33 | 11 | 5 | Autograft | 5 | 8 | 55 | 11.00 | 1.60 |
| 6 | 38 | 14 | 7 | Autograft | 5 | 10 | 80 | 11.43 | 1.43 |
| 7 | 25 | 13 | 4 | Autograft | 3 | 6 | 40 | 10.00 | 1.50 |
| 8 | 41 | 8 | 4 | Autograft | 5 | 6 | 42 | 10.50 | 1.50 |
| 9 | 29 | 9 | 6 | Autograft | 3 | 8 | 70 | 11.67 | 1.33 |
| 10 | 52 | 7 | 6 | Autograft | 4 | 14 | 65 | 10.83 | 2.33 |
| 11 | 63 | 16 | 7 | Autograft | 7 | 12 | 90 | 12.86 | 1.71 |
a Procedures include the usual debridement procedures, internal fixation, external fixation, soft tissue treatment, and bone grafting, but do not include external fixator removal after healing
EFT external fixator time, BTT bone transport time, BTI bone transport index, EFI external fixator index