Table 4.

Agreement of CBCT and tooth clearing and staining in demonstrating the number and form of the root canals according to tooth type

Jaw	Tooth type	Number of root canals	P -value	Form of root canals	P -value
		kappa values(SE) *		kappa values(SE)
Maxilla	Molar teeth	0.85 (0.08)	0.0001	0.63 (0.09)	0.0001
	Premolar teeth	0.89 (0.10)	0.0001	0.83 (0.11)	0.0001
Mandible	Molar teeth	0.77 (0.10)	0.0001	0.67 (0.10)	0.0001
	Incisor teeth	0.58 (0.20)	0.004	0.65 (0.17)	0.0001

^* SE; standard error