Table 4 Details of intraobserver and interobserver agreement of lower limb alignment between the readers and algorithm.

From: Automated analysis of knee joint alignment using detailed angular values in long leg radiographs based on deep learning

 

ICC

95% CI

P-value

R1 vs Al

R2 vs Al

R1 vs Al

R2 vs Al

R1 vs Al

R2 vs Al

mTFA

0.9865

0.9848

0.9773–0.9919

0.9745–0.9909

 < 0.0001

 < 0.0001

mLDFA

0.9746

0.9443

0.9574–0.9848

0.9068–0.9668

 < 0.0001

 < 0.0001

MPTA

0.9604

0.9273

0.9336–0.9763

0.8782–0.9566

 < 0.0001

 < 0.0001

JLCA

0.9393

0.7213

0.8984–0.9638

0.5333–0.8335

 < 0.0001

 < 0.0001

  1. ICC in-class correlation coefficient, CI confidence interval, R1 reader 1, R2 reader 2, mTFA mechanical tibiofemoral angle, mLDFA mechanical lateral distal femoral articular angle, MPTA medial proximal tibial angle, JLCA joint line convergence angle, R1 reader 1, R2 reader 2, AI artificial intelligence.