Skip to main content

Table 3 Summary of preoperative equations to predict JLCA change or soft tissue correction

From: Managing intra-articular deformity in high Tibial osteotomy: a narrative review

Author

Year

Prediction model

Equation

R2

Lee et al.

2019

JLCA change

−1.7 + (0.6 × latent medial laxity)

+ (0.2 × correction angle)

0.49

Takagawa et al.

2019

postoperative soft tissue correction

0.691 × JLCA −0.411 × valgus JLCA − 0.399

0.37

So et al.

2019

postoperative soft tissue correction

planned amount of correction angle – ΔJLCA (ΔJLCA = supine – standing)

0.47

Kim et al.

2017

predictive additional overcorrection

−1.149 + 0.803 x JLCA + 0.176 x LDFA

0.37

  1. ΔJLCA JLCA changes between two conditions, LDFA lateral distal femoral angle