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Classification of preoperative femoral defect
| Paprosky classification | TFMT cohort (N = 103) | CNCC cohort (N = 111) |
|---|---|---|
| 1 | 4 | 1 |
| 2 | 5 | 15 |
| 3A* | 29 | 60 |
| 3B* | 58 | 31 |
| 4 | 7 | 4 |
* p < 0.0001; TFMT = tapered, fluted, modular titanium; CNCC = cylindrical, nonmodular cobalt chrome.
