Prenosological risk criteria for the development of bruxism in young adults

The purpose of this study is to assess the dental status of university students to identify the initial risk factors for the development of parafunctional activity of masticatory muscles and bruxism. Material and Methods. Dental examination was conducted in 445 students aged 18 to 25 years. According to the accepted inclusion and exclusion criteria 240 examined person were divided into 2 groups: the first group comprised subjects without revealed functional disorders of the masticatory system (53 persons); the second one -with revealed functional disorders of the masticatory system and damaged dental hard tissues (187 persons). Results. The frequency of detected bruxism cases composed 56%. Hypertony of masticatory muscles is registered in 80.4% cases. Conclusion. Based on the assessment of the students dental status, 43.3% of the examined have prenosological signs of parafunctional activity of the masticatory muscles and functional disorders in the masticatory system, which makes them a risk group for developing bruxism.