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Exploratory study on word intelligibility evaluation in the presence of competing speech using headphones

Exploratory study on word intelligibility evaluation in the presence of competing speech using headphones - Evaluation of word intelligibility under competitive speech

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000031478
Enrollment
40
Registered
2018-02-26
Start date
2018-03-01
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

Normal volunteers and patients with auditory processing disorders

Interventions

Word intelligibility test Word intelligibility test

Sponsors

Tohoku University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Normal volunteers: 20 normal volunteers with normal hearing who satisfy the following conditions a) and b) a) age: 20 <= age < 40 years old b) Performance status=0 (condition in which daily life can act without any problem)2) Patients with APD: Patients diagnosed as APD (including suspicious cases), among those who intend to participate as volunteers in this study, 20 persons who satisfy the following conditions a), b), c) a) age: 20 <= age < 40 years old b) age: 15 <= age < 20 years, adn those who got consent from the parent or guardian for examinationc) c) Performance status=0 (condition in which daily life can act without any problem)

Exclusion criteria

Exclusion criteria: Norma subjects 1) A person with a history of ear diseases2) One with a history of mental illness 3) History of peripheral or central neurological disorder 4) Possible pregnancy 5) Those who have judged to be inappropriate as subjects by the researchers APD subjects 1) Possible pregnancy 2) Those who have judged to be inappropriate as subjects by the researchers

Design outcomes

Primary

MeasureTime frame
Word intelligibility

Countries

Japan

Contacts

Public ContactTetsuaki Kawase

Tohoku University Graduate School of Biomedical Engineering

kawase@orl.med.tohoku.ac.jp022-717-7303

Outcome results

None listed

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