Table 5 Comparison of postoperative data between the two groups
From: Comparison of cylindrical and tapered stem designs for femoral revision hip arthroplasty
classification | cylindrical group (N = 54) | tapered group (N = 66) | P value |
|---|---|---|---|
Stress-shielded bone resorption | 21 | 9 | 0.001 |
Postoperative thigh pain | 7 | 3 | 0.097 |
Subsidence of more than 5 mm | 7 | 10 | 0.732 |
Paprosky I | 0 | 0 | |
Paprosky II | 0 | 0 | |
Paprosky IIIA | 6 | 8 | |
Paprosky IIIB | 1 | 2 | |
Stem length | |||
190(mm) | 39 | 16 | |
225(mm) | – | 31 | |
260(mm) | 15 | – | |
265(mm) | – | 19 | |
305(mm) | – | 0 | |
190–230(mm) | 39 | 47 | 0.903 |
230–270(mm) | 15 | 19 | 0.903 |
>270(mm) | 0 | 0 |