Investigation for efficacy of two prescriptive hearing aid fitting methods in Japanese

Investigation for efficacy of two prescriptive hearing aid fitting methods in Japanese - Efficacy of NAL-NL2 and DSLv5 in Japanese

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031630

Enrollment

Registered

2018-05-01

Start date

2018-05-01

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

sensorineural hearing loss

Interventions

priscriptive hearing aid fitting methods

NAL-NL2 and DSLv5, for four weeks each

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)patients without the experience wearing hearing aids 2) patients with moderate bilateral sensorineural hearging loss

Exclusion criteria

Exclusion criteria: 1) patients with severe complications

Design outcomes

Primary

Measure	Time frame
speech articulation score after four weeks	—

Secondary

Measure	Time frame
torerance of enviromental noise APHAB	—

Countries

Japan

Contacts

Public ContactHajime Sano

Kitasato University Hospital Department of Otorhinolaryngology

sanohj@med.kitasato-u.ac.jp042-778-8111

Outcome results

None listed

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