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Table 2 Individual and average intra-class correlations for interobserver, image-based measurements

From: CT validation of intraoperative imageless navigation (Naviswiss) for component positioning accuracy in primary total hip arthroplasty in supine patient position: a prospective observational cohort study in a single-surgeon practice

 

Individual

Average

 

ICC

95%LCI

95%UCI

ICC

95%LCI

95%UCI

Inclination_ APP

0.97

0.87

1.000

0.99

0.95

1

Inclination_ FPP

0.96

0.86

0.990

0.987

0.948

1

Version_ APP

0.98

0.94

1.000

0.99

0.978

1

Version_ FPP

0.988

0.959

0.988

0.996

0.986

1

Offset

0.866

0.604

0.973

0.951

0.821

0.99

LLD

0.945

0.823

0.989

0.98

0.933

0.996

  1. APP: anatomical pelvic plane, FPP functional pelvic plane, LLD leg length discrepancy