Trochlear Thickness and Its Effect on the Outcomes of Total Knee Arthroplasty

"Preoperative and postoperative CT scan measuring trochlear thickness of PFJ was defined as distance from deepest part of trochlea and line tangential to the anterior aspect of the femoral cortex. It was assessed on the sagittal cuts.~CT images will be viewed using Sante DICOM viewer version 5.4.2 and image fusion will be done using Overlay multiple image software.~Two observers will measure the angles and the intraobserver and interobserver reliabilities will be assessed for consistency by the intraclass correlation coefficient (ICC) and reliability coefficient using the SPSS software"