From: Assessment of the quality of root canal fillings performed on extracted teeth by undergraduate dental students in a sample from Saudi Arabia
Variables
Frequency
Percent
Length
Acceptable
694
88.1
Unacceptable
94
11.9
Density
706
89.6
82
10.4
Taper
681
86.4
107
13.6
Overall filling quality
532
67.5
256
32.5