Table 1.
Patient demographics and clinical characteristics
| Demographics and characteristics | Revision CPS implant patients |
|---|---|
| Number of patients | 27 |
| Age (years; range) | 30 (13–62) |
| Sex | |
| Male | 14 |
| Female | 13 |
| Tumor diagnosis | |
| High-grade osteogenic sarcoma | 20 |
| Parosteal osteogenic sarcoma | 2 |
| Chondrosarcoma | 1 |
| Malignant fibrous histiocytoma of bone | 1 |
| Other tumor (pigmented villonodular synovitis, hemangiomatosis, synovial chondromatosis) | 2 |
| No tumor (infected periprosthetic fracture) | 1 |
| Indication for revision | |
| Aseptic loosening press-fit femoral stem | 11 |
| Aseptic loosening cemented femoral stem | 5 |
| Infection of primary prosthesis | 6 |
| Mechanical failure of primary Compress® | 2 |
| Periprosthetic fracture | 1 |
| Failed osteoarticular allograft | 1 |
| Failed Guepar prosthesis | 1 |
CPS = Compress® Compliant Pre-stress.