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Patient Characteristics
| Variables | Sample (n = 80) |
| Mean age (years) | 72 (44-91) |
| Men:Women (percent) | 42:58 |
| Mean body mass index (kg/m2) | 27 (17-39) |
| Obesity (body mass index ≥ 30 kg/m2) (percent) | 28 |
| Pre-operative diagnosis (percent) | - |
| Osteoarthritis | 86 |
| Osteonecrosis | 14 |
| Follow-up period (months) | 60 (24-168) |
| Unicondylar knee implant failure (percent) | 11 |
