. 2015 Feb 11;40(2):143–148. doi: 10.5395/rde.2015.40.2.143

Table 1. Dye penetration depth (µm) into dentinal tubules according to the irrigant solutions and levels of section.

Group	Depth of penetration
Group	2 mm	5 mm	8 mm	Total
5.25% NaOCl (A)	496.11 ± 309.06^Ba	883.82 ± 501.99^Aa	1070.69 ± 329.75^Bb	816.87 ± 472.35
2% CHX (B)	465.71 ± 163.33^Ba	594.76 ± 182.01^Aa	880.72 ± 266.34^ABb	647.06 ± 267.74
Saline (C)	162.65 ± 124.73^Aa	498.12 ± 252.79^Ab	723.81 ± 309.29^Ab	461.53 ± 231.59

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.