نتایج جستجو برای: normal hearing
تعداد نتایج: 662085 فیلتر نتایج به سال:
PURPOSE To compare the performance of hearing-impaired and normal-hearing people on phonologic and semantic verbal fluency tests. METHODS A cross-sectional study was conducted with 48 hearing-impaired adults and 42 individuals (control group) with no hearing or language complaints. Sociodemographic data were collected, as well as the characteristics of hearing loss and of the electronic audit...
OBJECTIVES Speech intelligibility is severely affected in children with congenital profound hearing loss. Hypernasality is a problem commonly encountered in their speech. Auditory information received from cochlear implants is expected to be far superior to that from hearing aids. Our study aimed at comparing the percentages of nasality in the speech of the cochlear implantees with hearing aid ...
Spectral-shape discrimination thresholds were measured in the presence and absence of noise to determine whether normal-hearing and hearing-impaired listeners rely primarily on spectral peaks in the excitation pattern when discriminating between stimuli with different spectral shapes. Standard stimuli were the sum of 2, 4, 6, 8, 10, 20, or 30 equal-amplitude tones with frequencies fixed between...
This study compares, for listeners with normal hearing and listeners with hearing loss, the recognition performances obtained with digit-pair and digit-triplet stimulus sets presented in multitalker babble. Digits 1 through 10 (excluding 7) were mixed in approximately 1,000 ms segments of babble from 4 to -20 dB signal-to-babble (S/B) ratios, concatenated to form the pairs and triplets, and rec...
A speech-in-multitalker-babble test instrument was developed for use in a Department of Veterans Affairs (VA) multicenter study examining the effects of hearing loss on self-perceived quality of life. Word recognition in quiet and in multitalker babble was measured on 24 listeners with normal hearing and 24 listeners with sensorineural hearing loss. The protocol involved the presentation of 10 ...
Deaf or hard-of-hearing individuals usually face a greater challenge to learn to write than their normal-hearing counterparts. Due to the limitations of traditional research methods focusing on microscopic linguistic features, a holistic characterization of the writing linguistic features of these language users is lacking. This study attempts to fill this gap by adopting the methodology of lin...
Forward-masked psychophysical tuning curves (PTCs) were obtained for 1000-Hz probe tones at multiple probe levels from one ear of 26 normal-hearing listeners and from 24 ears of 21 hearing-impaired listeners with cochlear hearing loss. Comparisons between normal-hearing and hearing-impaired PTCs were made at equivalent masker levels near the tips of PTCs. Comparisons were also made of PTC chara...
normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: diabetes mellitus is one of the most important epidemics of our era. complications of this disease are diverse and include retinopathy, nephropathy and neuropathy. this study has been designed to evaluate hearing loss patterns in young children suffering from iddm and define risk factors for this complication. ...
Background and Aim: Major beta thalassemia is the most common hereditary anemia in our country, especially in the shores of Caspian Sea, Oman and the Persian Gulf. Hearing impairment is one of its complications. This study was aimed to evaluate the hearing impairment in thalassemic patients in South Khorasan province. Materials and Methods: This descriptive-analytic and cross sectional s...
Hearing loss (HL) is a congenital disease with a high prevalence, and patients with hearing loss need early diagnosis for treatment and prevention. The GJB2, MT-RNR1, and SLC26A4 genes have been reported as common causative genes of hearing loss in the Korean population and some mutations of these genes are the most common mutations associated with hearing loss. Accordingly, we developed a meth...
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