Evaluation of root canal morphology in permanent maxillary and mandibular anterior teeth in Saudi subpopulation using two classification systems: a CBCT study

Table 3 The root canal morphology in mandibular and maxillary anterior teeth and its relationship with gender according to Ahmed classification

Teeth position	Gender (n = 570)	Ahmed classification				Chi-square value	(d)	p-value
Teeth position	Gender (n = 570)	¹TN¹	¹TN^1-2-1	¹TN¹⁻²	¹TN^1-2-1-2-1	Chi-square value	(d)	p-value
Maxillary
Central incisors	M	336	6			1.000 ^f	1	0.635
	F	222	6
Lateral incisors	M	335	7			0.024	1	0.876
	F	222	6
Canines	M	337	6			1.000 ^f	1	0.635
	F	222	5
Mandibular
Central incisors	M	296	44	4		0.850	2	0.654
	F	193	30	3
Lateral incisors	M	253	74	19		4.977	2	0.083
	F	138	70	16
Canines	M	320	8	10	1	12.74	2	0.002*
	F	195	32	4

ISSN: 1472-6831