Association between the Anatomy of the Mandibular Canal and Facial Types: A Cone-Beam Computed Tomography Analysis

Table 1

Absolute () and relative (%) frequency of the association between the prevalence of anatomical variations of the mandibular canal on the right side and facial type.

Variable		Total		Facial type						value
				Brachyfacial		Mesofacial		Dolichofacial
			%		%		%		%
Location: right side	1	86	49.4	33	63.5	52	58.4	1	3.0	<0.0001
	2	56	32.2	7	13.5	26	29.2	23	69.7
	3	32	18.4	12	23.1	11	12.4	9	27.3
Bifid type, right side	I	18	10.3	10	19.2	4	4.5	4	12.1	0.0258
	II	11	6.3	2	3.8	5	5.6	4	12.1
	III	2	1.1	0	0.0	2	2.2	0	0.0
	IV	1	0.6	0	0.0	0	0.0	1	3.0
	Absent	142	81.6	40	76.9	78	87.6	24	72.7
Anterior loop, right side	A	77	44.3	22	42.3	34	38.2	21	63.6	0.0088
	B	53	30.5	14	26.9	36	40.4	3	9.1
	C	43	24.7	15	28.8	19	21.3	9	27.3
	Absent	1	0.6	1	1.9	0	0.0	0	0.0