Evaluation of Root Canal Morphology of Mandibular First and Second Premolars Using Cone Beam Computed Tomography in a Defined Group of Dental Patients in Iran

Table 5

Root shape (curvature) of mandibular second premolars.

Root Shape	Women	Men	Total
	count (%)	count (%)
Straight	45 (78.9)	29 (6.4)	74
Distal curve	6 (10.7)	4 (9.3)	10
Distolingual curve	2 (3.6)	3 (6.9)	5
Lingual curve	1 (1.7)	3 (6.9)	4
Distobuccal curve	1 (1.7)	2 (4.7)	3
Buccal curve	1 (1.7)	1 (2.3)	2
Mesial curve	1 (1.7)	1 (2.3)	2
Total	57	43	100