The influence of two forms of chlorhexidine on the accuracy of contemporary electronic apex locators

BMC Oral Health

Table 2 File tip position to the major foramen using Raypex 5 EAL

Distance from apical foramen (mm)	CHX-S		CHX-G		NaOCl
Distance from apical foramen (mm)	(n = 29)	%	(n = 29)	%	(n = 29)	%
> − 1	1	3,45	0	0	3	10.34
-1 to – 0.51	5	17.24	3	10.34	10	34.5
- 0.5 to 0	21	72.41	25	86.2	16	55.2
0.1 to 0.5	2	6.9	0	0	0	0
0.51 to 1.0	0	0	1	3.45	0	0

Negative value indicates coronal relative to apical foramen; CHX-S group in which canals were irrigated with 2% chlorhexidine solution, CH-G group in which canals were irrigated with 2% chlorhexidine gel, NaOCl group in which canals were irrigated with 2% hypochlorite solution

ISSN: 1472-6831