Table 2.
Vancouver Classification of Periprosthetic Fractures by Treatment Group
| Vancouver Periprosthetic Fracture Grade |
Description | PFR | REV | ORIF | p Value |
|---|---|---|---|---|---|
| Ag | Greater trochanteric fracture, stable stem |
10% | 0% | 5% | 0.42 |
| B1 | Fracture around or just below stem; stable implant |
10% | 0% | 81% | <0.0001 |
| B2 | Fracture around or just below stem; unstable implant |
57% | 100% | 7% | <0.0001 |
| B3 | Fracture around or just below stem, unstable implant and poor surrounding bone stock |
24% | 0% | 0% | <0.0001 |
| C | Fracture well below tip of stem |
0% | 0% | 7% | 0.21 |