Table 4.

Mean (SD) of percentage of debris at different thirds for different irrigating regimes

Group Level	5.25% NaOCl gp I	2% CHX gp II	Saline gp III
Coronal	21.4 (4.2)	46.2 (22.3)	35.7 (6.8)
Middle	28.1 (5.2)	49.2 (31.8)	49.62 (5.9)
Apical	27.2 (23.0)	17.2 (15.8)	75.22 (7.9)
P -value	0.60	0.03*	0.04*

* Significant at P≤0.05.