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Neck Disability and Temporomandibular Disorders

Neck Disability in Chronic Neck Pain: Associations With Temporomandibular Disorders, Sleep Quality, and Cervical Sensorimotor Function

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT07444944
Enrollment
80
Registered
2026-03-03
Start date
2026-01-01
Completion date
2026-02-24
Last updated
2026-03-03

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

Conditions

Neck Disability, Temporomandibular Disorders (TMD)

Keywords

Neck pain; Temporomandibular disorders; Sensorimotor control; Proprioception

Brief summary

This cross-sectional study investigates neck-related disability in individuals with chronic neck pain by examining the combined influence of temporomandibular disorders, sleep quality, and cervical sensorimotor function within a single analytical model. Although these factors have previously been investigated separately, their combined contribution to disability has not been sufficiently explored. By integrating these clinical variables within one framework, our study aims to provide a multidimensional clinical perspective relevant to assessment and rehabilitation planning in musculoskeletal practice. Given the increasing clinical recognition of the interaction between temporomandibular and cervical systems, this study may help clinicians better understand multidimensional contributors to disability in chronic neck pain.

Interventions

None listed

Sponsors

Istanbul Medipol University Hospital
Lead SponsorOTHER

Study design

Observational model
OTHER
Time perspective
CROSS_SECTIONAL

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

* Participants aged between 18 and 55 years * non-specific neck pain lasting for at least three months * participants who were able to read and write in Turkish

Exclusion criteria

* Individuals with a history of cervical surgery, * neck trauma within the previous year, * neurological or rheumatological disorders, * cervical radiculopathy, * inability to discontinue analgesic medication within 48 hours prior to assessment, * pregnancy, * cognitive impairment

Design outcomes

Primary

MeasureTime frameDescription
neck disabilityPrimary outcome (NDI) was measured once at baseline during the cross-sectional assessment.Neck disability was evaluated by The Neck Disability Index (NDI) total score The NDI consists of 10 questions in total, and each question evaluates a different area of daily life. Each question is scored between 0 and 5 points: 0 = no problem at all, 5 = maximum limitation. The total score range can be: Minimum: 0 and Maximum: 50.

Secondary

MeasureTime frameDescription
Sleep qualityat baselineSleep quality was assessed using the Pittsburgh Sleep Quality Index (PSQI). The sleep-related assessment consists of 7 components, each scored between 0 and 3: 0 = no problem and 3 = serious problem. The total score can range from a minimum of 0 to a maximum of 21. As the score increases, sleep quality deteriorates: ≤5 good sleep quality and \>5 poor sleep quality.

Countries

Turkey (Türkiye)

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 4, 2026