Skip to main content

Table 1 The mean value of radiographic parameters and their correlations with postoperative KJLO

From: Knee-ankle joint line angle: a significant contributor to high-degree knee joint line obliquity in medial opening wedge high tibial osteotomy

 

Mean ± SD

Pearson correlation coefficient

P-value

BMI

27.0 ± 3.8

 − 0.093

0.367

Pre-KJLO

 − 0.7 ± 3.3

0.484

 < 0.001

Pre-KAJA

3.2 ± 4.4

0.112

0.279

Post-KAJA

 − 5.7 ± 4.6

0.504

 < 0.001

mLDFA

90.2 ± 2.8

0.094

0.366

Pre-MPTA

84.7 ± 2.9

0.252

0.013

Post-MPTA

93.9° ± 3.0°

0.466

 < 0.001

Pre-AJLO

2.5 ± 5.0

0.221

0.031

Pre-mHKA

7.4 ± 3.7

0.322

0.001

Pre-JLCA

3.0° ± 1.6°

0.544

 < 0.001

Correction amount

48.2 ± 16.9

0.012

0.914

  1. Pre-, preoperative; post-, postoperative; BMI, body mass index; KJLO, knee joint line obliquity angle; KAJA, knee-ankle joint angle; mLDFA, mechanical lateral distal femoral angle; MPTA, medial proximal tibial angle; AJLO, ankle joint line obliquity angle; mHKA, mechanical hip-knee-ankle angle; and JLCA, joint line convergence angle