Skip to main content

Table 3 The mean (standard deviation) of each mandibular morphometric parameter for randomized head positions, as well as the inter-session reliability in terms of intra-class correlation coefficients (ICC) and coefficient of variation (CV) for the senior and junior examiner

From: Test–retest reliability of mandibular morphology measurements on cone-beam computed tomography-synthesized cephalograms with random head positioning errors

  Senior Junior
Mean1 Mean2 ICC CV p value Mean1 Mean2 ICC CV p value
(SD)1 (SD)2 (SD)1 (SD)2
Cd-Gn 106.97 (4.88) 106.84 (5.02) 0.99 0.05 0.183 104.43 (5.28) 105.10 (5.28) 0.99 0.05 0.000*
Cd-B 95.05 (3.64) 94.98 (3.72) 0.98 0.04 0.327 93.64 (3.71) 93.63 (3.73) 0.98 0.04 0.450
Cd-Li 89.46 (4.16) 89.41 (4.33) 0.99 0.05 0.251 87.65 (3.82) 88.29 (3.85) 0.98 0.04 0.000*
Go-Pog 69.59 (4.42) 69.92 (4.26) 0.97 0.06 0.009* 69.47 (4.77) 71.19 (3.96) 0.92 0.07 0.000*
Cd-Go 57.36 (4.15) 56.87 (3.96) 0.96 0.07 0.001* 57.96 (3.87) 57.57 (4.30) 0.90 0.07 0.300
Go-Gn 68.55 (4.34) 68.93 (4.18) 0.97 0.06 0.006* 66.88 (4.92) 69.09 (4.12) 0.92 0.07 0.000*
CdP-GoP 38.02 (3.33) 37.70 (3.60) 0.84 0.09 0.267 41.00 (3.44) 39.62 (3.82) 0.62 0.08 0.001*
Me-GoA 58.14 (4.53) 58.01 (4.31) 0.89 0.08 0.600 54.38 (5.55) 56.41 (4.81) 0.84 0.10 0.000*
Cd-CP 33.38 (2.80) 33.47 (2.84) 0.98 0.08 0.222 32.91 (2.92) 33.14 (3.06) 0.97 0.09 0.187
Li-Me 37.53 (4.74) 37.61 (4.78) 1.00 0.13 0.328 36.79 (4.68) 36.81 (4.91) 0.99 0.13 0.655
Cd-Go-Gn 116.41 (6.54) 116.29 (6.67) 0.99 0.06 0.352 113.68 (6.38) 112.13 (6.07) 0.96 0.06 0.000*
Go-Gn-Li 79.51 (8.02) 79.29 (8.59) 0.99 0.10 0.124 81.31 (8.72) 81.21 (9.15) 0.98 0.11 0.219
  1. The p values calculated from the paired t test are indicated with an asterisk when the differences in the measurement between examiners is less than 0.05
  2. * Significant difference in the measurement between sessions