• Title/Summary/Keyword: eccentric occlusal interferences

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A correlation between bruxism and eccentric occlusal interferences (이갈이와 편심위 교합간섭의 상관관계 분석)

  • Lee, Ho-Sun;Kim, Mi-Gyeong;Jin, Soo-Yoon;Kim, Hee-Jung;Lee, Gyeing-je
    • Journal of Dental Rehabilitation and Applied Science
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    • v.34 no.4
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    • pp.253-261
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    • 2018
  • Purpose: The purpose of this study was to analyze correlation between bruxism and occlusal contacts on balancing side. Materials and Methods: The purpose of this study is to compare the difference of group function and balancing side occlusal contacts according to bruxism and sex, A total of 100 adults that aged 26-37 years (39 bruxers and 61 non-bruxers) were examined. The lateral excursion and balanced occlusal contacts were analyzed to determine the correlation with bruxism. The occlusal contacts were recorded by T-Scan system and articulating paper. Results: The group function was the highest in 61.5% of bruxers and 47.5% of non-bruxers. In comparison between males and females, group function was 58.9% in males and 37.0% in females. Occlusal contacts on non-working side occurred in 48 out of 100 patients. There were 51.2% of the cases in the bruxers and 46.0% in the non-bruxers. Statistically, there was no correlation between the bruxism and occlusal contacts on non-working side. There was no correlation between sex and balancing occlusal contacts. Conclusion: There was no significant correlation between bruxism and occlusal contacts on non-working side. The group function was the highest in bruxers when lateral excursion was occurred.