Assessment of Accessory Canals and Foramina in the Mandibular Arch Using Cone-Beam Computed Tomography and a New Classification for Mandibular Accessory Canals

Table 4

Number, length, and diameter of median lingual canals among the genders.

Variable	Gender	Mean	Std. deviation	Std. error mean
Total number	Male	1.04	0.20	0.04
	Female	1.00	0.00	0.0
Length	Male	12.81	2.64	0.53
	Female	11.28	1.29	0.26
Diameter	Male	1.01	0.18	0.04
	Female	0.98	0.13	0.03