Table 1.
Parameter | PTA | BO | LPD | SIS | APS | RF Q-angle |
---|---|---|---|---|---|---|
Inter | 0.995 | 0.985 | 0.979 | 0.990 | 0.948 | 0.985 |
Intra | 0.993 | 0.980 | 0.968 | 0.992 | 0.953 | 0.989 |
Abbreviations: PTA= patellar tilt angle; BO= Bisect Offset; LPD, APS and SIS= The medial-lateral, anterior-posterior, and superior-inferior location of the patellar origin relative to the femoral origin (static); RF-Q angle= The rectus femoris quadriceps angle.