The Effect of Age at Cochlear Implantation on Speech and Auditory Performances in Prelingually Deaf Children

The Effect of Age at Cochlear Implantation on Speech and Auditory Performances in Prelingually Deaf Children: AbstractTo understand the effect of age at implantation on speech and auditory performances of 74 prelingually deaf Indian children after using cochlear implants for 3, 6 and 12  months. We also evaluate the causes of late implantation in this population. Seventy four children who underwent cochlear implantation from December 2013 to December 2015 in the Department of Otorhinolaryngology and Head Neck Cancer in SMS Medical College, Jaipur were participated in this study. T o compare the efficacy of cochlear implant, candidates are classified into 2 groups according to the age at the time of implantation: 1–4 years and 4.1–7 years. The sample size is 37 in both age groups. Their auditory performance and speech intelligibility were rated using the Revised Categori es of Auditory Perce...