Table 2. Percentage of dye penetration along the canal wall perimeter.

Group	Penetrated perimeter
	2 mm	5 mm	8 mm	Total
5.25% NaOCl (A)	49.23 ± 24.11Ba	60.76 ± 32.39Aab	80.08 ± 11.62Bb	63.35 ± 29.55
2% CHX (B)	54.03 ± 29.32Ba	48.89 ± 21.97Aa	74.24 ± 20.08Bb	59.06 ± 25.80
Saline (C)	15.23 ± 10.79Aa	39.76 ± 26.93Aab	49.72 ± 16.17Ab	34.91 ± 29.25

Columns express differences between groups. Values with the same superscript uppercase letters within each column are not statiscally different.

Rows express differences between levels within each experimental group. Values with the same superscript lowercase letters within each row are not statiscally different.

NaOCl, Sodium hypochlorite; CHX, Chlorhexidine.