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Table 3 Canal configuration per root of maxillary permanent first molar

From: Evaluation of root and canal morphology of maxillary permanent first molars in an Emirati population; a cone-beam computed tomography study

 

Mesiobuccal root

Distobuccal root

Palatal root

Single canal configuration

 Type I

104 (19.9%)

512 (98%)

516 (98.8%)

Two canals configuration

 Type II

308 (59%)

10 (2%)

6 (1.2%)

 Type III

30 (5.7%)

–

–

 Type IV

80 (15.3%)

–

–