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Research on the relationship between jaw closing force and swallowing function

Research on the relationship between jaw closing force and swallowing function - Research on the relationship between jaw closing force and swallowing function

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000044020
Enrollment
300
Registered
2021-06-01
Start date
2021-06-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

dysphagia

Interventions

None listed

Sponsors

Tokyo Medical and Dental University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (A): Healthy people between the ages of 20 and 65 (about 100 people regardless of gender) (B): Healthy elderly people aged 65 and over living in the community (about 100 people regardless of gender) (C): Diseased elderly people aged 65 and over (about 100 people regardless of gender)

Exclusion criteria

Exclusion criteria: Subjects who have impaired cognitive function and cannot follow instructions. Subjects who have anatomical defects due to surgery in the maxillofacial region. Subjects with progressive muscle disease that can affect systemic muscles and the perioral region. Subjects with temporomandibular joint symptoms. Subjects who use implantable medical devices such as pacemakers.

Design outcomes

Primary

MeasureTime frame
Measures jaw closing force, bite force quotient, tongue pressure, masticatory function, and dry mouth, and evaluates the relationship between jaw closing force and oral function.

Secondary

MeasureTime frame
Measure or question the closing force, BMI (Body Mass Index), limb skeletal muscle mass, grip strength, FOIS (Functional Oral Intake Scale), MNA-SF (Mini Nutritional Assessment Short-Form). Assess the relationship between jaw closure and physical function and nutritional status.

Countries

Japan

Contacts

Public ContactHaruka Tohara

Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University Department of Dysphagia Rehabilitation

harukatohara@hotmail.com03-5803-5559

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026