Linear regression analysis revealing statistically excellent correlation between the intraoperative values and measured postoperative values of the medial (MDF) (A) and lateral (LDF) (B) condyles of the distal femur, medial (MPF) (C) and lateral (LPF) (D) condyles of the posterior femur, and medial (MPT) (E) and lateral (LPT) (F) proximal tibias (P<.001). Abbreviations: A, Athena Knee (SoftCube Co, Ltd, Osaka, Japan) postoperative value; SEE, standard error of the estimate.