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Summary of Pain perception and functional/occlusal parameters in sleep bruxism subjects:

Evaluation following a therapeutic intervention

Michelle Alicia Ommerborn, Rita Antonia Depprich, [...], and Ralf Schäfer


PMC6350301 (Ref ID)

Chosen Image filename: PMC6350301_Figure_01.jpg

Document structure and format:

I. Introduction

The research paper titled "Pain perception and functional/occlusal parameters in sleep bruxism subjects following a therapeutic intervention" examines the individual pain perception and functional parameters in sleep bruxism (SB) subjects after a therapeutic intervention. Sleep bruxism refers to teeth grinding and clenching during sleep. Understanding pain perception and the effects of different therapeutic approaches is crucial for developing effective treatments for SB.

The main research question of the study is to assess the pain perception in SB subjects and investigate the impact of cognitive behavioral therapy (CBT) compared to an occlusal appliance (OA) on pain perception and functional parameters.

II. Methodology

The study utilized a randomized controlled trial design. A total of 57 SB subjects were recruited and randomly divided into two groups: the CBT group and the OA group. The intervention lasted for 12 weeks, and participants were assessed at baseline, immediately after the intervention, and at a 6-month follow-up. Data collection involved pain perception scale completion and recording of ten functional/occlusal parameters.

Data analysis included statistical tests to determine significant effects and trends.

A limitation of the study is that it relied on self-report measures for pain perception, which may be subject to bias. Additionally, the study was conducted on a limited sample size and focused on a specific population with SB.

III. Results

The study found statistically significant main effects for affective pain perception and three functional variables. Interestingly, the affective pain perception values were considerably lower than a reference group. All functional/occlusal variables and sensory pain perception values were within normal ranges.

IV. Discussion

The results suggest that reduced affective pain perception in SB subjects may be an adaptation mechanism. The implications of the findings are important for understanding the pain perception experience in SB and the potential influence of therapeutic interventions. The study highlights the effectiveness of both CBT and OA therapy in managing SB, as evidenced by the observed changes in pain perception and functional parameters.

Limitations of the study include the reliance on self-report measures, the small sample size, and the focus on a specific population with SB. Further research is needed to validate the findings on a larger sample size and explore the long-term effects of different therapeutic interventions.

V. Conclusion

In conclusion, the study indicates that SB subjects exhibit significantly reduced affective pain perception as an adaptation mechanism. Both CBT and OA therapy show promise in managing SB and improving pain perception and functional parameters. The findings contribute to the understanding of pain perception in SB and provide insights into the effectiveness of therapeutic interventions. Further research is warranted to address the study's limitations and expand upon the knowledge in this field.

Figure 1 - Schematic illustration of the study design and intervention composition
Courtesy of PMC6350301


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