Table 3 The baseline characteristics and re-operation reasons of the patients
Follow-up patients | Age (y) | BMI (kg·m− 2) | PTS (°) | Re-operation | Reasons |
|---|---|---|---|---|---|
Patient 1 | 73 | 26.03 | 3.4 | TKA | Infection |
Patient 2 | 66 | 26.04 | 9.9 | TKA | Unexplained persistent pain |
Patient 3 | 64 | 29.67 | 8.8 | TKA | Unexplained persistent pain |
Patient 4 | 67 | 26.37 | 3.9 | TKA | Instability |
Patient 5 | 70 | 20.62 | 12.9 | Insert exchange | Impingement of residuary cement |