Root and Canal Morphology of Mandibular Premolars in a Saudi Subpopulation: A Cone-Beam Computed Tomography Study

Table 1

Number of roots for gender and tooth position in the studied sample.

Number of roots	Gender			Tooth position
	Male	Female	Total	Left side	Right side	Total
One root n (%)	504 (50.4)	469 (46.9)	973 (97.3)	482 (48.2)	491 (49.1)	973 (97.3)
Two roots n (%)	16 (1.6)	11 (1.1)	27 (2.7)	15 (1.5)	12 (1.2)	27 (2.7)
Three roots n (%)	0 (0)	0 (0)	0 (0)	0 (0)	0 (0)	0 (0)

Chi-square, Fisher’s exact tests; for gender  > 0.05; for side  > 0.05.