Table 3.
Clinical data of the studied cases
| Case no. | Age at operation | Operation | Follow up data | |||||
|---|---|---|---|---|---|---|---|---|
| Shortening (cm) | Pelvic procedure | Duration | Gait | LLD | Clinical evaluation | Radiographic evaluation | ||
| 1 | 8 | 3 | Salter | 9 | Normal | – | Excellent | IA |
| 2 | 9 | 2.5 | Salter | 8 + 7 | Trendelenburg | −2 | Poor | III |
| 3 | 11 | 4 | TPO | 6 | Normal | – | Excellent | IA |
| 4 | 8 | 3 | Salter | 8 | Trendelenburg | +2 | Fair | III |
| 5 | 10 | 3 | Salter | 6 + 6 | Normal | – | Excellent | IA |
| 6 | 10 | 4 | TPO | 6 + 3 | Normal | – | Good | IB |
| (7) | 10 + 8 | 5 | Salter | 5 + 7 | Normal | – | Good | IA |
| 8 | 11 | 2 | Salter | 6 | Normal | – | Good | IB |
| 9 | 12 + 3 | 4.5 | TPO | 6 | Normal | −1.5 | Excellent | II |
| 10 | 18 | 3 | TPO | 5 + 9 | Normal | −2.1 | Good | IA |
| 11 | 10 + 5 | 3 | TPO | 5 | Normal | – | Excellent | IA |
| (12) | 12 | 3.5 | TPO | 4 + 6 | Normal | – | Good | II |
| 13 | 13 | 3 | Salter | 4 + 6 | Normal | −1.5 | Excellent | IB |
| 14 | 8 + 3 | 2.5 | Salter | 4 | Normal | – | Excellent | IA |
| (15) | 8 | 2 | Salter | 3 + 2 | Trendelenburg | – | Fair | IV |
| 16 | 12 | 3.5 | Salter | 3 | Normal | −0.5 | Excellent | IA |
| 17 | 11 + 2 | 4 | TPO | 3 | Trendelenburg | – | Fair | IB |
| 18 | 8 + 2 | 2 | Salter | 3 | Normal | – | Excellent | IA |
| 19 | 9 | 2 | Salter | 3 | Normal | – | Excellent | II |
For bilateral cases, the second side is indicated by in parentheses
Clinical evaluation: modified McKay criteria
Radiographic evaluation: modified Severin classification
AVN: avascular necrosis; TPO: triple pelvic osteotomy