Auditory perception in early-deafened, late-implanted cochlear-implant users

Completed

• Conditions: Cochlear Implant; Severe deafness; 10019243

• Registration Number: NL-OMON43156
• Lead Sponsor: Keel, Neus- en Oorheelkunde en hoofdhalschirurgie

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Last Update Posted: 23 April 2024

Recruitment & Eligibility

• Status: Completed
• Sex: Not specified
• Target Recruitment: 75

Inclusion Criteria

Early-deafned, late-implanted CI users
Post-lingually deafened, late implanted CI users
Normal hearing listeners

Exclusion Criteria

Congenitally deafened
Neurological diseases that possibly interferes with speech and music perception or intelligence
Non-native Dutch speakers

Study & Design

• Study Type: Observational non invasive
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>The main study parameters are the percent correct scores for the different<br /><br>tests for speech perception, pitch-related speech perception and music<br /><br>perception. Furthermore, just-notable-differences (JND*s) for the vocal tract<br /><br>length and the fundamental frequency in the gender categorization task will be<br /><br>measured. For the subjective outcomes we will use the total outcome scores per<br /><br>questionnaire for quality of life, hearing ability and music enjoyment. The<br /><br>speech production will be scored using the speech intelligibillty ratio.</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>Not applicable</p><br>