Optimization of Music Compression

• Register: ClinicalTrials.gov
• Last refreshed on: 2 November 2015
• Main ID: NCT02373228
• Date of registration: 20/02/2015
• Prospective Registration: No
• Primary sponsor: Phonak AG, Switzerland
• Public title: Optimization of Music Compression OMC
• Scientific title: Optimization of Music Compression for People With Hearing Impairment
• Date of first enrolment: January 2015
• Target sample size: 20
• Recruitment status: Completed
• URL: https://clinicaltrials.gov/show/NCT02373228
• Study type: Interventional
• Study design: Endpoint Classification: Efficacy Study, Intervention Model: Single Group Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Treatment
• Phase: N/A

Countries of recruitment

Switzerland

Key inclusion & exclusion criteria

Inclusion Criteria:

- Female and male adults between 18 and 99 years

- German-speaking

- Symmetric, mild to severe, ski-slope hearing loss

- Binaural hearing aid user without frequency lowering

- Informed Consent as documented by signature

Exclusion Criteria:

- Have taken part in a study at Phonak within 4 months prior to the first session

- People with mental-health problems

- People whose audiogram is older than 12 months and it is not possible make a reliable
measurement

- Very limited motor activity or mobility



Age minimum: 18 Years
Age maximum: 99 Years
Gender: Both

Health Condition(s) or Problem(s) studied

Hearing Loss

Intervention(s)

Other: Audio signal processing (applied offline before playback)

Primary Outcome(s)

Benefit of signal processing for music perception [Time Frame: 3 months]

Secondary Outcome(s)

Performance in music discrimination tests [Time Frame: 3 months]

Secondary ID(s)

KEK-ZH 2014-0520

Source(s) of Monetary Support

Please refer to primary and secondary sponsors