BMC Oral Health

Table 1 Distribution of maxillary and mandibular anterior teeth according to Vertucci and the new classification system (NC = Non-classifiable)

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

Teeth position (n = 570)	Vertucci classification				New classification system
Teeth position (n = 570)	Type I	Type III	Type IV	NC	¹TN¹	¹TN^1-2-1	¹TN^1-2	¹TN^1-2-1-2-1
Maxillary
Central incisors	558	12			558	12
Lateral incisors	557	13			557	13
Canines	559	11			559	11
Mandibular
Central incisors	489	74	7		489	74	7
Lateral incisors	391	144	35		391	144	35
Canines	515	40	14	1	515	40	14	1

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ISSN: 1472-6831

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