Study on the relationship between masticatory function and resting functional bonding

Exploratory study on the relationship between masticatory function and resting functional bonding - The relationship between masticatory function and resting functional bonding

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000052981

Enrollment

Registered

2023-12-03

Start date

2023-11-29

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

healthy elderly people

Interventions

Chewing training with gum is performed 3 times a day.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Those who understand the purpose of this study and can consent to it. (2) Those who have masticatory function of less than 3 (assessed by chewing gum). (3) Those who are not diagnosed as dementia. (4) Those who have at least 20 teeth.

Exclusion criteria

Exclusion criteria: (1) Those who have incomplete data (2) Those who have serious systemic diseases (3) Those who use a cardiac pacemaker (4) Those who are participating in other intervention studies, or will be participating in such studies within 4 weeks (5) Those who are contraindicated for MRI examinations due to the use of defibrillators, magnetic metal implants, etc. (6) Those who cannot chew or eat gum (7) Those who are judged to be ineligible for the study by the dentists (principal investigators or research coordinators).

Design outcomes

Primary

Measure	Time frame
resting functional connectivity	—

Countries

Japan

Contacts

Public ContactMaki Shirobe

Tokyo Metropolitan Institute for Geriatrics and Gerontology Research Team for Promoting Independence and Mental Health

mshirobe@tmig.or.jp03-3964-1141

Outcome results

None listed

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