Knowledge, Attitude & Practice Regarding Dental Unit Waterline (DUWL) System Disinfection among Dental Students & Practitioners: A Cross-Sectional Survey
Aashna Gill, Kanwalpreet Bhullar
International Journal of Research and Reports in Dentistry · pp. 151–159 · Published 4 Jul 2025
10.9734/ijrrd/2025/v8i2219Abstract
Aims: This study aimed to determine knowledge, attitude and practice regarding Dental Unit Waterline (DUWL) System Disinfection among dental students and practitioners. Study Design: Cross sectional study. Methodology: This was an observational, qualitative, questionnaire based online survey. A questionnaire was administered online using Google Forms. Sample size was calculated as n = 180. Results: Of the 180 dentists who received the questionnaire Postgraduate (0.34 ± 0.586) had higher mean knowledge score compared to undergraduate (0.18 ± 0.385), The difference was found to be significant statistically. However, there was no significant difference in mean attitude and practice scores between different groups. Conclusion: The dental practitioners who responded to this survey generally did not disinfect or test their DUWLs.However, they were concerned with the well-being of the patient and were ready to adopt an effective method of DUWL disinfection.
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