From: Comparison of cylindrical and tapered stem designs for femoral revision hip arthroplasty
Changes to the proximal femur host bone stock | cylindrical group (N = 54) | tapered group (N = 66) | P value |
---|---|---|---|
Type A(bone loss) | 23 | 9 | 0.000 |
Type B (no change) | 27 | 31 | 0.741 |
Type C(bone restoration) | 4 | 26 | 0.000 |