Assessment of the quality of root canal fillings performed on extracted teeth by undergraduate dental students in a sample from Saudi Arabia

Table 1 Criteria used in this study to evaluate the technical quality of the root canal fillings

Definition	Criteria	Parameters
Length	Acceptable	“Root canal filling 0-2 mm short from the radiographic apex”.
Length	Unacceptable	“Root canal filling beyond the radiographic apex or root canal filling > 2 mm from the radiographic apex”.
Homogeneity	Acceptable	“Homogeneous root canal filling, good condensation, no visible voids”.
Homogeneity	Unacceptable	“Non-homogeneous root canal filling, poor condensation or voids present”.
Taper	Acceptable	“Consistent and uniform taper from the coronal to apical area with a reflection of the original shape of the canal”.
Taper	Unacceptable	“Non-consistent taper”.

ISSN: 1472-6920