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Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
Published on: March 24, 2023
Specific language growth in young children using the CLARION cochlear implant
P M Bollard1, P M Chute, A Popp
1Lenox Hill Hospital, New York, New York 10021, USA.
The Annals of Otology, Rhinology & Laryngology. Supplement
|April 24, 1999
Summary
Children with the CLARION Multi-Strategy Cochlear Implant showed significant language gains. While vocabulary acquisition was faster, overall language development lagged behind hearing peers of the same chronological age.
Area of Science:
- Audiology
- Developmental Psychology
- Speech-Language Pathology
Background:
- Cochlear implantation is a critical intervention for children with severe to profound hearing loss.
- The CLARION Multi-Strategy Cochlear Implant is designed to optimize auditory input and language development.
- Evaluating the long-term language outcomes in pediatric cochlear implant users is essential.
Purpose of the Study:
- To assess the general and specific language growth in children implanted with the CLARION Multi-Strategy Cochlear Implant.
- To compare language development rates of these children to their hearing peers.
Main Methods:
- Longitudinal study of 10 children implanted with the CLARION device.
- Mean age at implantation: 37 months; follow-up period: 18 months.
- Language skills assessed using Peabody Picture Vocabulary Test, Reynell Developmental Language Scales, and mean length of utterance (MLU).
Main Results:
- Significant increases in vocabulary, language comprehension, and language use were observed.
- Mean vocabulary scores showed a 42-month increase in 18 months.
- Mean language comprehension increased from 20.4 to 40.8 months; language use from 21.5 to 38.1 months.
- Mean MLU increased from 1.8 to 4.8 words.
- Children learned language at a rate comparable to hearing peers of the same language age, with faster vocabulary acquisition.
- A language delay persisted relative to hearing peers of the same chronological age.
Conclusions:
- The CLARION Multi-Strategy Cochlear Implant facilitates substantial language development in young children.
- While cochlear implantation accelerates language learning, a gap in language skills may remain compared to chronological age-matched hearing peers.
- Further research into optimizing language outcomes for pediatric cochlear implant recipients is warranted.
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