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Table 1 Intraobserver and interobserver reliability of the measurements

From: Three-dimensional morphological analysis of the femoral neck torsion angle—an anatomical study

ItemsIntraobserver reliabilityInterobserver reliability
ICC95% CIICC95% CI
Isthmus FNTA0.9930.989–0.9960.9950.991–0.998
Basilar FNTA0.9890.979–0.9940.9960.990–0.998
iFNTA#0.9910.983–0.9960.9950.989–0.998
  1. # iFNTA The difference between the isthmus FNTA and the basilar FNTA
  2. ICC The intraclass correlation coefficient, CI confidence interval