Progress in Orthodontics

Table 5 Measurements of buccal inter-radicular cortical bone thickness at 4 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	0.18	0.726
	Normal	0.83	0.11
	Low angle	0.91	0.14
CBT at 1/2	High angle	0.95	0.11	0.800
	Normal	0.87	0.20
	Low angle	0.92	0.11
CBT at 2/3	High angle	0.90	0.14	0.572
	Normal	1.01	0.14
	Low angle	1.02	0.15
CBT at 3/4	High angle	0.96	0.16	0.461
	Normal	1.01	0.16
	Low angle	1.02	0.09
CBT at 4/5	High angle	1.01	0.22	0.082
	Normal	1.27	0.20
	Low angle	1.37	0.14
CBT at 5/6	High angle	1.09 c	0.19	0.005*
	Normal	1.48 b	0.14
	Low angle	1.71 a	0.11
CBT at 6/7	High angle	1.51 b	0.14	0.029*
	Normal	1.75 a	0.13
	Low angle	1.85 a	0.20

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
*Significant at P ≤ 0.05. Different letters are statistically significantly different

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