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13 January 2021: Clinical Research

Analysis of Root Canal Curvature and Root Canal Morphology of Maxillary Posterior Teeth in Guizhou, China

Xin Qiao 123CDEF , Tingting Xu 4BC , Liang Chen 123D , Deqin Yang 123AG*

DOI: 10.12659/MSM.928758

Med Sci Monit 2021; 27:e928758

Table 2 Root canal curvature of maxillary molar.

Tooth positionNumber of root canalMesiodistal directionBuccolingual directiont test
Type IType IIType IIIMaximum (degree)X±S (degree)Type IType IIType IIIMaximum (degree)‘X±S (degree)t valueP value
First molarMB (64)2313235.9520.84±7.16559130.6611.33±6.533.7550.001
MB2 (21)016527.3325.16±6.6119122.6811.05±6.086.4180
DB (64)456425.4813.75±6.651351015.626.87±5.136.2910
P (64)2143121.419.92±7.67755324.964.30±4.355.1970
Second molarMB (38)2192048.0619.48±9.64727733.7210.97±8.345.7220
MB2 (2)00234.1628.05±8.6502016.3211.02±7.51.4910.376
DB (38)134629.9513.36±6.351229018.117.81±5.914.5920
P (38)2219017.689.12±7.981620524.554.42±4.773.1110.003
P – palatal root canal; MB – mesiobuccal root canal; MB2 – the second mesiobuccal root canal; DB – distobuccal root canal.

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750