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Table 6 Measurements of buccal inter-radicular cortical bone thickness at 7 mm from the alveolar crest in the lower arch

From: Three-dimensional mapping of cortical bone thickness in subjects with different vertical facial dimensions

  Mean Std. deviation P value
CBT at midline High angle 0.91 0.08 0.428
Normal 1.01 0.08
Low angle 0.92 0.11
CBT at 1/2 High angle 1.00 0.10 0.905
Normal 1.01 0.10
Low angle 1.02 0.07
CBT at 2/3 High angle 0.95 0.09 0.055
Normal 1.24 0.07
Low angle 1.11 0.10
CBT at 3/4 High angle 1.04 0.10 0.061
Normal 1.19 0.11
Low angle 1.26 0.07
CBT at 4/5 High angle 1.16 0.12 0.007*
Normal 1.33 0.21
Low angle 1.56 0.18
CBT at 5/6 High angle 1.31 c 0.08 <0.001*
Normal 1.65 b 0.18
Low angle 1.85 a 0.20
CBT at 6/7 High angle 1.96 b 0.21 <0.001*
Normal 2.05 b 0.17
Low angle 2.33 a 0.09
  1. Descriptive statistics, overall significance by Kruskal–Wallis test, and the results of pair-wise comparisons with the Mann–Whitney U test with the Bonferroni adjustment
  2. *Significant at P ≤ 0.05. Different letters are statistically significantly different