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

13 January 2021 : Clinical Research

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

DOI: 10.12659/MSM.928758

Med Sci Monit 2021; 27:e928758

Background Material and Methods Results Discussion Conclusions References

Related articles Order reprints Share article Share by email

View HTML version

Table 1 Root canal curvature of maxillary premolar.

Tooth position	Number of root canal		Mesiodistal direction					Buccolingual direction					t test
Tooth position	Number of root canal		Category I	Category II	Category III	Maximum (degree)	X±S (degree)	Category I	Category II	Category III	Maximum (degree)	‘X±S (degree)	t value	P value
First premolar	Double root canal (113)	B	34	73	6	26.45	8.73±6.56	37	71	5	25.82	7.63±6.06	1.508	0.134
	Double root canal (113)	P	37	73	3	23.96	7.73±5.30	31	73	9	34.58	9.42±7.16	−2.01	0.047
	Single root canal (12)		4	8	0	16.91	5.72±5.19	5	7	0	16.33	7.18±4.70	−0.723	0.477
Second premolar	Double root canal (22)	B	10	34	3	37.97	10.27±7.51	9	31	7	27.19	11.78±7.62	−1.051	0.299
	Double root canal (22)	P	8	11	3	26.85	9.2±7.57	2	17	3	33.48	12.71±7.7	−1.838	0.08
	Single root canal (25)		3	20	2	31.96	9.19±5.72	4	20	1	22.21	10.35±6.59	−0.665	0.509
B – buccal root canal; P – palatal root canal.

Back to the Article