Table 2 Comparison of the Hertel exophthalmometer, computed tomography (CT), and 3D reconstruction software.

From: Measurement of proptosis using computed tomography based three-dimensional reconstruction software in patients with Graves’ orbitopathy

 

All patients (mm)

Non-strabismus group (mm)

Strabismus group (mm)

Hertel

17.78 ± 3.20

18.12 ± 3.26

16.95 ± 3.31

CT

19.21 ± 3.13

19.43 ± 3.20

18.41 ± 3.72

Software

18.56 ± 3.29

18.75 ± 3.39

18.12 ± 3.99

p value*

 < 0.001‡

 < 0.001§

0.008||

  1. CT  computed tomography.
  2. *Repeated measures one-way analysis of variance, ‡Bonferroni correction, Hertel vs. CT, CT vs. 3D reconstruction software, Hertel vs. 3D reconstruction software: p < 0.001, §Bonferroni correction, Hertel vs. CT, CT vs. 3D reconstruction software, Hertel vs. 3D reconstruction software: p < 0.001, ||Bonferroni correction, Hertel vs. CT: p = 0.020, CT vs. 3D reconstruction software: p = 0.041, Hertel vs. 3D reconstruction software : p = 0.024.
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