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Temporomandibular Disorders and Bruxism in Elite Basketball Referees

Assessment of Temporomandibular Joint Disorders and Bruxism in Elite Basketball Referees: An Ultrasonographic Evaluation and Comparative Analysis With Healthy Controls

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT07662486
Enrollment
76
Registered
2026-06-23
Start date
2025-03-15
Completion date
2026-06-01
Last updated
2026-06-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Bruxism, Temporomandibular Disorder (TMD)

Keywords

Basketball Referees, Ultrasonography, Masseter muscle, Temporalis Muscle, Bruxism, Temporomandibular joint

Brief summary

This study aims to determine the frequency of temporomandibular disorders (TMD) and bruxism in elite basketball referees and to compare the findings with healthy controls. Basketball referees are exposed to high stress levels and maintain a prolonged parafunctional activity by holding a whistle between their teeth during matches, which may increase the risk of TMD and bruxism. Participants will be evaluated using the Diagnostic Criteria for Temporomandibular Disorders (DC/TMD), including Axis I and Axis II assessments. Additionally, ultrasonographic measurements of the masseter and temporalis muscle thickness will be performed both at rest and during clenching. The relationship between TMD, bruxism and ultrasonographic findings will be analyzed.

Interventions

None listed

Sponsors

Istanbul Physical Medicine Rehabilitation Training and Research Hospital
Lead SponsorOTHER_GOV

Study design

Observational model
CASE_CONTROL
Time perspective
CROSS_SECTIONAL

Eligibility

Sex/Gender
ALL
Age
18 Years to 50 Years
Healthy volunteers
Yes

Inclusion criteria

* Age between 18-50 years * Willingness to participate * Adequate cognitive ability to follow instructions

Exclusion criteria

* Refusal to participate * Dental or periodontal pain * History of temporomandibular disorder treatment * Occlusal abnormalities * History of head, neck, or jaw surgery * Use of medications affecting neuromuscular or bone metabolism * Use of wind instruments (e.g., flute, clarinet, trumpet)

Design outcomes

Primary

MeasureTime frameDescription
bruxismbaselineultrasonographic measurement of masseter and temporal muscle

Countries

Turkey (Türkiye)

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jun 24, 2026