Table 1.

Summary of scores of debris in three regions of the prepared canals

Area System	Coronal (1,2) (3,4,5)		Middle (1,2) (3,4,5)		Apical (1,2) (3,4,5)		P value
K-flexo	11a (84.6)	2 (15.4)	9 (75)	3 (25)	5 (41.7)	7 (58.3)	0.059
K3	9 (69.2)	4 (30.8)	14 (93.3)	1 (6.7)	10 (71.4)	4 (28.6)	0.174
Race	10 (66.7)	5 (33.3)	14 (93.3)	1 (6.7)	13 (86.7)	2 (13.3)	0.142
P value	0.501		0.291		0.041

a: Number (Percent)