Apical Dimension of Root Canal Clinically Assessed with and without Periapical Lesions

Table 1

Ratio of diameters in the apical part of root canal in teeth with and without periapical lesions: all presented as median and interquartile ranges.

Group	𝑁	Median	Interquartile ranges 25%–75%	Significance
Teeth with lesion	135	40	36.25–60	A
Teeth without lesion	257	35	35–40	B