Table 1 patient demographics and surgical factors
Patient and surgical factors | results |
|---|---|
median age in years(IQR) | 66 (58–72) |
median BMI in kg/m2(IQR) | 27 (26–31) |
median number of previous surgeries for PJI(IQR) | 0 (0–1) |
median numbers of previous aseptic acetabular revisions(IQR) | 0 (0–3) |
median Charlson comorbidity index(IQR) | 3 (2–5) |
indication for acetabular revision | |
 aseptic loosening | 83% |
 reimplantation after two-stage exchange | 17% |
median follow-up (IQR) | 72 (42–87) |
femoral megaprosthetic reconstruction % | 13% |
 total femoral replacement | 5% |
 proximal femoral replacement | 8% |
Paprosky classification of acetabular defect | |
 2a | 24% |
 2b | 17% |
 2c | 15% |
 3a | 15% |
 3b | 29% |
 Major bone loss | 69% |
 Minor bone loss | 31% |