نتایج جستجو برای: normal hearing threshold

تعداد نتایج: 772657  

بهنود, فتح االله, فراهانی, فرهاد, گودرزی, محمدتقی,

Introduction & Objective: Meningogenic hearing loss remains the most common cause of acquired postnatal childhood sensorineural hearing loss. Hearing loss occurs in 6-37% after meningitis. The object of this study was evaluation of frequency of post meningitic hearing loss in the patients who hospitalized in the hospitals of Hamadan during 1996-2006. Also we attended to conclude that routine ...

2015
Young Joon Seo Sang Baek Ko Tae Hyung Ha Tae Hoon Gong Jeong Pyo Bong Dong-Joon Park Sang Yoo Park

BACKGROUND We aimed to evaluate the association between hearing impairment and the prevalence of chronic kidney disease (CKD) in the largest population-based cross-sectional study to date. METHODS This cross-sectional study was based on the Korean National Health and Nutritional Examination Survey (KNHANES). It included 5226 participants ≥19 years of age whose estimated glomerular filtration ...

Journal: :Journal of the American Academy of Audiology 2002
Gary Rance Field Rickards

This retrospective study examines the relationship between auditory steady-state evoked potential (ASSEP) thresholds determined in infancy and subsequently obtained behavioral hearing levels in children with normal hearing or varying degrees of sensorineural hearing loss. Overall, the results from 211 subjects showed that the two test techniques were highly correlated, with Pearson r values exc...

2017
Richard Hoben Gifty Easow Sofia Pevzner Mark A. Parker

The goal of this study was to describe the contribution of outer hair cells (OHCs) and the auditory nerve (AN) to speech understanding in quiet and in the presence of background noise. Fifty-three human subjects with hearing ranging from normal to moderate sensorineural hearing loss were assayed for both speech in quiet (Word Recognition) and speech in noise (QuickSIN test) performance. Their s...

2016
Carl Hopkins Saúl Maté-Cid Robert Fulford Gary Seiffert Jane Ginsborg

Presentation of music as vibration to the skin has the potential to facilitate interaction between musicians with hearing impairments and other musicians during group performance. Vibrotactile thresholds have been determined to assess the potential for vibrotactile presentation of music to the glabrous skin of the fingertip, forefoot and heel. No significant differences were found between the t...

Journal: :Brazilian journal of otorhinolaryngology 2006
Regina T S Jacob João Cândido Fernandes Jair Manfrinato Maria Cecília M Iório

UNLABELLED An audiogram is not sufficient to indicate cochlear dead regions. AIM To investigate cochlear dead regions in sensorineural hearing loss subjects using the TEN test. SITE: CEDALVI/ HRAC-USP-Bauru/Sao Paulo/Brazil, August 2003 to February 2004. STUDY DESIGN A contemporary cross-sectional cohort study. MATERIAL AND METHODS The TEN test was applied in three groups: G1(5 women with...

Journal: :Seminars in hearing 2016
Bram Van Dun Anna Kania Harvey Dillon

Cortical auditory evoked potentials (CAEPs) are influenced by the characteristics of the stimulus, including level and hearing aid gain. Previous studies have measured CAEPs aided and unaided in individuals with normal hearing. There is a significant difference between providing amplification to a person with normal hearing and a person with hearing loss. This study investigated this difference...

Journal: :Otolaryngologia polska = The Polish otolaryngology 2012
Anna Fabijańska Jacek Smurzyński Krzysztof Kochanek Grażyna Bartnik Danuta Raj-Koziak Henryk Skarżyński

AIM OF THE STUDY To evaluate the influence of high frequency hearing loss (> 8000 Hz) on distortion product otoacoustic emissions registered in the frequency range from 0,5 to 8 kHz. MATERIAL AND METHODS 280 ears with tinnitus and normal hearing (0.25-8 kHz) divided into 3 groups depending on the degree of high frequency hearing loss: group A--hearing threshold up to 20 dB for 10, 12.5, 14 an...

2000
Josef Chalupper Hugo Fastl

A signal processing system was designed to simulate hearing impairment for normal hearing listeners. Typical consequences of sensorineural hearing loss are an elevated threshold in quiet, abnormal growth of loudness ('recruitment') and reduced spectral and temporal resolution. However, the just noticable difference (jnd) in intensity is unaffected. Based on an aurally adequate time-frequency re...

Journal: :The Journal of the Acoustical Society of America 2002
Niek J Versfeld Wouter A Dreschler

A conventional measure to determine the ability to understand speech in noisy backgrounds is the so-called speech reception threshold (SRT) for sentences. It yields the signal-to-noise ratio (in dB) for which half of the sentences are correctly perceived. The SRT defines to what degree speech must be audible to a listener in order to become just intelligible. There are indications that elderly ...

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