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Electrically Evoked Stapedius Reflex Measurements in Cochlear Implantation and Its Application in the Postoperative Fitting Process
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Prosody perception and production by children with cochlear implants.

Daan J VAN DE Velde1, Niels O Schiller1, Claartje C Levelt1

  • 1Leiden University Centre for Linguistics, Leiden University,Van Wijkplaats 3,2311 BX,Leiden.

Journal of Child Language
|October 19, 2018
PubMed
Summary

Children with cochlear implants (CI) show comparable emotional and linguistic prosody skills to normally hearing peers. However, their perception and production of emotional prosody are linked, unlike in normally hearing children.

Keywords:
cochlear implantsphonetic cuesprosody

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Area of Science:

  • Audiology
  • Developmental Psychology
  • Linguistics

Background:

  • Cochlear implants (CI) offer auditory input to deaf children, but their impact on prosody development is not fully understood.
  • Prosody, encompassing emotional and linguistic aspects, is crucial for effective communication.
  • Understanding prosody in CI users is vital for their social and linguistic integration.

Purpose of the Study:

  • To compare the perception and production of emotional and linguistic prosody in children with cochlear implants (CI) and normally hearing (NH) children.
  • To investigate the relationship between prosody skills and other cognitive-linguistic abilities in both groups.
  • To explore the influence of hearing age and non-verbal understanding on prosody development in CI users.

Main Methods:

  • A cohort of 13 CI users and 13 age-matched NH children participated.
  • Baseline assessments included non-verbal emotion understanding, non-word repetition, and stimulus identification/naming.
  • Primary tests involved verbal emotion and focus discrimination, and acted emotion and focus production, evaluated by NH adult listeners.

Main Results:

  • Overall prosody perception and production scores were comparable between CI and NH groups, with a notable exception of lower non-word repetition in the CI group.
  • Emotional prosody perception and production correlated weakly in CI children, but not in NH children.
  • Non-verbal emotional understanding significantly predicted prosody perception and production in CI children, but not in controls.

Conclusions:

  • Increasing duration of cochlear implant use may enhance vocal emotional expression.
  • Developing independent emotion perception skills appears crucial for facilitating emotional prosody production in CI users.
  • While CI users demonstrate comparable prosody skills, subtle differences in the integration of perception and production suggest distinct developmental pathways.