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Table 5 Comparison of intra-observer and inter-observer consistency in Radiologic measurements

From: Objective quantification of ligament balancing using VERASENSE in measured resection and modified gap balance total knee arthroplasty

Observer A-A A-B A-C B-C
ICC¥ P-valuea ICC P-value ICC P-value ICC P-value
MAb 0.934 0.005 0.862 0.014 0.871 0.009 0.864 0.015
FTAc 0.944 0.004 0.877 0.008 0.854 0.012 0.869 0.010
PTSd 0.962 0.005 0.812 0.018 0.828 0.022 0.836 0.015
α 0.952 0.002 0.834 0.012 0.852 0.011 0.847 0.007
β 0.961 0.001 0.882 0.010 0.904 0.005 0.891 0.009
γ 0.918 0.010 0.807 0.024 0.833 0.019 0.829 0.022
δ 0.933 0.005 0.856 0.010 0.872 0.009 0.886 0.005
  1. aPearson’s-correlation test. The p values of < 0.05 was considered significant
  2. bMA Mechanical Axis, cFTA FemoroTibial Angle, dPTS Posterior Tibial Slope, α Coronal medial inclination of femoral component, β Coronal medial inclination of tibial component, γ Sagittal inclination of femoral component, δ Sagittal inclination of tibial component, ¥ICC Intra-class Correlation Coefficient