Correlation of Oral Para-Functional Habits With the Ten-Item Personality Inventory in General Population

Abstract

Objectives: To fi nd the correlation between personality traits and oral para-functional habits.Methods and materials: A Cross-sectional descriptive study was conducted in College of Dentistry, Sharif Medical and Dental College, Lahore over a period of 5 months from July to November 2021 on 200 participants. Data was collected using medical questionnaire and ten item personality inventory scale (TIPI). SPSS 23 was used for statistical analysis. P values less than equal to 0.05 was considered signifi cant Kendall tau b test was used to fi nd the correlation of the personality trait scores and the parafunctional habits.Results: A statistically significant weak negative correlation was seen between emotional stability and teeth grinding (τb= -0.117, p=0.038), teeth clenching (τb= -0.124, p=0.026) and the parafunctional habit of biting on hard objects (τb= -0.156, p=0.005).Conclusion: Emotional stability was negatively correlated to tooth grinding, tooth clenching and biting on hard objects. Individuals with a high score of emotional stability did not have these parafunctional habits while those with a high score of extraversion had all the parafunctional habits except chewing gum.