Table 1.
Clinical characteristic of the patient preoperatively, at discharge, and postoperative 2nd year.
| Variables | Preop | Discharge | Postop 2nd year |
|---|---|---|---|
| Activity NPRS (right knee) | 5 | 2 | 2 |
| Right knee RoM (degree) | 118 | 92 | 110 |
| Functional scores | |||
| ILAS | 18 | 17 | 24 |
| IAVS (sec.) | 10 | 15 | 10 |
| TUG (sec.) | 11 | 18 | 10 |
| HSS (right knee) | 74 | 61 | 89 |
| SF-12 Health Survey | |||
| SF-12 PCS | 28.3 | 28.4 | 47 |
| SF-12 MCS | 42 | 55.6 | 60 |
NPRS: Numeric Pain Rating Scale; RoM: range of motion; sec.: seconds; ILAS: Iowa Level of Assistance Scale; IAVS: Iowa Ambulation Velocity Scale; HSS: Hospital for Special Surgery; TUG: Timed Up and Go; SF-12 Health Survey: Short-Form 12 Health Survey; SF-12 PCS: SF-12 Physical Health Composite Score; SF-12 MCS: SF-12 Mental Health Composite Score.