Study on acceptability and safety of 40 Hz-modulated sound for elderly people

Study on acceptability and safety of 40 Hz-modulated sound for elderly people - Study on acceptability and safety of 40 Hz-modulated sound for elderly people

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000050858

Enrollment

Registered

2023-05-01

Start date

2023-05-01

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

Elderly people

Interventions

Listen to a 40Hz modulated sound source once a day, every day for 1 hour for 4 weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Men and women aged 65 and over, Those who can obtain written consent

Exclusion criteria

Exclusion criteria: 1. hearing loss 2. depression or anxiety disorder (diagnosed with depression/anxiety disorder, taking antidepressants/anti-anxiety drugs), or those with a GDS15 score of 5 or higher 3. dementia (diagnosed with dementia, taking anti-dementia drugs), or those with an MMSE-J score of 27 or less 4. Others who are deemed unsuitable by the principal investigator or co-investigator

Design outcomes

Primary

Measure	Time frame
Acceptability (listening history of sound sources, impressions of sound sources, intention to use when commercialized) safety (adverse events occurring during the study period, GDS15, MMSE-J, hearing level)	—

Countries

Japan

Contacts

Public ContactShunsuke Sato

Osaka University Graduate School of Medicine Department of Psychiatry

sato@psy.med.osaka-u.ac.jp0668793051

Outcome results

None listed

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