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Multichannel cochlear implantation in postmeningitic and congenitally deaf children
T P Nikolopoulos1, G M O'Donoghue, K L Robinson
1Queen's Medical Centre, Nottingham University Hospital, United Kingdom.
Insights
Prelinguistic postmeningitic deaf (PMD) children did not outperform congenitally deaf (CD) children in auditory development after cochlear implantation. In fact, PMD children showed significantly lower progress in the first year post-implantation compared to CD children.
Area of Science:
- Pediatric audiology
- Neuroscience
- Speech and hearing sciences
Background:
- Cochlear implantation is a common intervention for severe to profound hearing loss in children.
- Previous research suggested that prelinguistic postmeningitic deaf (PMD) children might have better auditory outcomes post-implantation than congenitally deaf (CD) children.
- This study investigates the auditory development of these two groups following cochlear implantation.
Purpose of the Study:
- To evaluate the auditory development of prelinguistic postmeningitic deaf (PMD) children compared to congenitally deaf (CD) children in the first year after cochlear implantation.
- To challenge the existing hypothesis that PMD children outperform CD children in auditory skills post-implantation.
Main Methods:
- A cohort of 85 children (aged 1.9 to 13.5 years at implantation) was assessed.
- The Listening Progress scale was utilized to measure auditory skill development at 3, 6, and 12 months post-cochlear implantation.
- Participants were categorized into two groups: prelinguistic postmeningitic deaf (PMD) and congenitally deaf (CD).
Main Results:
- Contrary to prior expectations, prelinguistic postmeningitic deaf (PMD) children demonstrated statistically significantly lower Listening Progress scores compared to congenitally deaf (CD) children.
- This finding indicates a potential difference in auditory rehabilitation outcomes between the two groups.
- The results challenge the notion of superior auditory development in PMD children after cochlear implantation.
Conclusions:
- The study's findings do not support the hypothesis that prelinguistic postmeningitic deaf children outperform congenitally deaf children in the first year after cochlear implantation.
- Congenitally deaf children achieved better auditory progress scores than postmeningitic deaf children in this cohort.
- Further research is warranted to understand the factors influencing auditory development in different pediatric deafness etiologies post-cochlear implantation.
Objective:
To test the view that prelinguistic postmeningitic deaf (PMD) children outperform congenitally deaf children (CD) in the first year following cochlear implantation.
Study Design And Patients:
We evaluated 85 children with ages (at implantation) ranging from 1.9 years to 13.5 years (mean age 5.4 years). The Listening Progress scale was used to assess the developing use of audition 3, 6, and 12 months after implantation.
Results:
In contrast to previous reports, the PMD children achieved statistically significantly lower scores than CD children.