Table 4. Details of Patients Who Underwent Revision Total Knee Arthroplasty.
| Case No. | Sex | Age at index surgery | Side | BMI (kg/m2) | BMD (femur neck) | Cause of revision surgery | Time to revision (yr) |
|---|---|---|---|---|---|---|---|
| 1 | Female | 74 | Left | 21.0 | –1.8 | Periprosthetic joint infection | 1.9 |
| 2 | Female | 60 | Left | 25.2 | 0.4 | Femoral component loosening | 5.9 |
| 3 | Female | 65 | Right | 23.0 | –2.3 | Femoral component loosening | 6.1 |
| 4 | Female | 65 | Left | 23.0 | –2.3 | Tibial component loosening | 6.1 |
| 5 | Male | 61 | Right | 23.5 | –0.5 | Femoral component loosening | 6.8 |
| 6 | Female | 68 | Left | 25.4 | 0.6 | Femoral component loosening | 7.4 |
| 7 | Female | 64 | Left | 27.5 | –2.0 | Femoral component loosening | 7.8 |
| 8 | Female | 69 | Left | 24.8 | –1.8 | Femoral component loosening | 8.9 |
| 9 | Female | 56 | Right | 25.2 | NA | Femoral component loosening | 9.7 |
| 10 | Female | 54 | Right | 27.9 | 0.3 | Femoral component loosening | 9.8 |
BMI: body mass index, BMD: bone mineral density, NA: not available.