Table 3.

Association between practice and place of work.

Practice		Private sector		Governmental sector		p-value
		No.	%	No.	%
Use of rubber dam		5	27.8%	80	95.2%	0.000**
Use of Sodium hypochlorite, (NaOCl)	Always	14	82.4	72	85.7	0.263
	Sometimes	2	11.8	12	14.3
	Never	1	5.9	0	0
Chelating agent (like EDTA or MTAD)	Always	2	11.1	11	13.3	0.969
	Sometimes	13	72.2	61	73.5
	Never	3	16.7	11	13.3
Intra canal medication calcium hydroxide (Ca(OH)2)	Always	2	11.8	25	29.8	0.018*
	Sometimes	12	70.6	58	69
	Never	3	17.6	1	1.2
Use mechanical irrigation devices (like EndoVac system)	Always	0	0	2	2.4	0.744
	Sometimes	1	5.6	13	15.5
	Never	17	94.4	69	82.1

^*p < 0.05.

^**p < 0.01