Abstract
Background: Tooth wear leads to many bad consequences such as causing tooth sensitivity, affecting the vitality of the pulp, increasing the risk of tooth decay,… thus reducing the quality of life of the patient. The aims of this study were to investigate prevalence, degree of tooth wear according to Tooth Wear Index (TWI), and to determine related factors to tooth wear. Material and Methods: 298 patients over 18 years old had been examined at Hue Univesity of Medicine and Pharmacy Hospital from November 2016 to April 2017. All of them had stable overall and mental health and there were at least 20 teeth in the mouth. Tooth wear status and degree of tooth wear are evaluated according to TWI. Identifying related factors to tooth wear. Results: Prevalence of tooth wear was 67.1%, the mean tooth wear index was 0.34 ± 0.32. On average, each object had 12.11 worn sufaces. There was a relationship between tooth wear with age (p<0.05), male (p<0.05), improper brushing (p<0.05), using hard toothbrush (p<0.001), alcohol consumption (p<0.05), grinding habit (p<0.001). Conclusions: The prevalance of tooth wear is still quite high. We need to identify related factors for the consultation and prevention of tooth wear. Key words: Tooth wear, related factors
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