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Updated: Jul 25, 2025
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Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
Published on: March 24, 2023
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Prognostic factors in pediatric cochlear implant: an outcome-based study
Seyedeh Fatemeh Mahmoudi Hashemi1, Mohsen Rajati2, Razieh Yousefi3
1Department of Otorhinolaryngology, Head and Neck Surgery, Faculty of Medicine, Ghaem Hospital, Mashhad University of Medical Sciences, Mashhad, Iran.
Summary
Age at implantation, pre-existing conditions, and hearing aid use are key factors influencing pediatric cochlear implant (CI) outcomes. Proper parental involvement and surgical approach also significantly impact speech and auditory performance in children.
Area of Science:
- Otolaryngology
- Pediatric Audiology
- Speech-Language Pathology
Background:
- Pediatric cochlear implantation (CI) is a critical intervention for prelingual hearing loss.
- Identifying prognostic factors is essential for optimizing outcomes in pediatric CI recipients.
Purpose of the Study:
- To identify prognostic factors influencing auditory and speech outcomes in pediatric cochlear implant recipients.
Main Methods:
- Prospective cohort study of 289 pediatric patients with prelingual hearing loss undergoing cochlear implantation.
- Auditory and speech performance assessed using Categories of Auditory Performance (CAP) and Speech Intelligibility Rating (SIR) at baseline, 6, and 12 months post-surgery.
- Analysis of factors including age at surgery, neurological status, infectious disease history, hearing aid use, parental cooperation, and surgical approach (round window).
Main Results:
- Univariate analysis indicated age at surgery as significant. Factors like neurological problems, infectious diseases, hearing aid use, parental cooperation, and round window approach correlated with better outcomes.
- Multivariate analysis confirmed parental cooperation, age, history of infectious disease, and hearing aid use as significant predictors for CAP and SIR scores.
Conclusions:
- Age at implantation, background medical conditions, prior hearing aid use, and specific surgical details are crucial for pediatric CI case selection.
- Optimizing outcomes requires careful consideration of these prognostic factors during the evaluation and implantation process.
