TABLE 3. Preferred methods to prevent the transmission of infections.

	n	%
Use of universal precautions (gloves, masks, protective eyewear or face shield, and gowns)	130	96.3
Avoiding exposure sharp devices and contaminated instruments.	65	48.1
Preoperative and operative mouth rinses, use of high volume suction and rubber-dam.	32	23.7
Improving the quality of dental unit waterlines	19	14.1
Use of barrier protection or cleaning and disinfection of environmental surfaces between appointments.	91	67.4
Keeping the instruments sterile until usage	58	43.0