Table 1.
Patient characteristics and outcomes of revision THA
| Variable | 6 cases |
|---|---|
| Age at revision THA, median (range) years | 64.3 (47–78) |
| Sex (Men: Women) | 3:3 |
| Reason for revision THA | Aseptic loosening: 5 |
| PJI: 1 | |
| Paprosky classification | I: 1 |
| II: 4 | |
| IIIa: 1 | |
| JOA hip score before revision THA, median (range) points | 63 (37–76) |
| Time from primary to revision THA, median (range) years | 9.5 (1.7–20) |
| Stem type | CORAIL: 3 |
| UNIVERSIA: 3 | |
| Surgical time, median (range) minutes | 127 (78–168) |
| Estimated blood loss, median (range) mL | 855 (50–1900) |
| Length of hospital stay, median (range) days | 8.0 (7–41) |
| JOA hip score at the final follow-up, median (range) points | 95 (90–98) |
| Follow-up period, median (range) years | 4.5 (3.1–9.5) |
| Stem subsidence, median (range) mm | 1.4 (1–3) |
| Bone growth and remodeling | 6 |
| Radiolucent line | 0 |
| Aseptic loosening | 0 |
| Dislocation | 0 |
| Fracture | 0 |
| Infection | 0 |
| Re-revision for any reason | 0 |
THA: Total hip arthroplasty, JOA: Japanese Orthopedic Association, PJI: Periprosthetic joint infection