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Table 5 Inter- and intra-rater reliability for determination of SB plane and acetabular axis and volume

From: An accurate method of radiological assessment of acetabular volume and orientation in computed tomography spatial reconstruction

Measurement

n

Inter-rater agreement - κ (%)

Intra-rater agreement - ICC (%)

Level of agreement

SB plane

10

0.850

0.900

excellent

3D anteversion angle

20

0.783

0.850

excellent

3D inclination angle

20

0.833

0.850

excellent

3D tilt angle

20

0.883

0.900

excellent

Acetabular volume

20

0.783

0.950

excellent

  1. 3D, three-dimensional; ICC, intra-class correlation coefficient; κ, Fleiss kappa coefficient; SB, sacral base.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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