Binaural-bimodal fitting (BIM) has emerged as the predominant intervention for mitigating auditory deprivation in bilateral hearing-impaired children in China. However, it remains unclear whether BIM, compared with unilateral cochlear implantation (UCI), can fully narrow the developmental gap between children with hearing impairment and their normal-hearing (NH) peers....
Binaural-bimodal fitting (hearing aid + cochlear implant) may confer social development advantages over unilateral cochlear implant alone in children; however, this is a single comparative study and results should be interpreted cautiously pending replication in larger, prospective samples before changing fitting protocols.
As binaural-bimodal fitting grows in pediatric practice, understanding its impact on social—not just auditory—outcomes helps clinicians and families make more holistic rehabilitation decisions.
- 01Binaural-bimodal fitting combines a hearing aid on one side with a cochlear implant on the other to provide bilateral sound input.
- 02Study population was Chinese hearing-impaired children, making findings potentially specific to that cultural and clinical context.
- 03Outcomes focused on social development, extending the evidence base beyond typical speech-perception metrics.
- 04Comparative design allows direct contrast of bimodal vs. unilateral CI outcomes, though randomization status is not stated.
- 05Findings add to growing evidence that bilateral hearing access may support broader developmental domains in children.
Binaural-bimodal fitting is associated with better social development outcomes than unilateral cochlear implant in hearing-impaired Chinese children.
studypartially supported- PMID
- 42314459
- DOI
- 10.1016/j.actpsy.2026.107277.
- Journal
- Acta Psychologica
- Publication type
- research_article
- Evidence level
- 3
- Population
- Chinese hearing-impaired children with binaural-bimodal fitting or unilateral cochlear implant
- Intervention
- Binaural-bimodal fitting (hearing aid + cochlear implant)
- Comparator
- Unilateral cochlear implant alone
Primary outcomes
Social development outcomes in hearing-impaired children