Evidence map›Paper›PMID 25730423›Full record

ArticlePloS one2015

Aided and unaided speech perception by older hearing impaired listeners.

David L Woods, Tanya Arbogast, Zoe Doss, Masood Younus, Timothy J Herron, E William Yund

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.3field-weighted citation impact, top 21% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

13 citing papers in PubMed, 32 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 1 country.

David L WoodsHuman Cognitive Neurophysiology Laboratory, VANCHCS, 150 Muir Rd., Martinez, California, 95553, United States of America; UC Davis Department of Neurology, 4860 Y St., Suite 3700, Sacramento, California, 95817, United States of America; Center for Neurosciences, UC Davis, 1544 Newton Ct., Davis, California, 95616, United States of America; UC Davis Center for Mind and Brain, 202 Cousteau Place, Suite 201, Davis, California, 95616, United States of America.
Tanya ArbogastHuman Cognitive Neurophysiology Laboratory, VANCHCS, 150 Muir Rd., Martinez, California, 95553, United States of America.
Zoe DossHuman Cognitive Neurophysiology Laboratory, VANCHCS, 150 Muir Rd., Martinez, California, 95553, United States of America.
Masood YounusHuman Cognitive Neurophysiology Laboratory, VANCHCS, 150 Muir Rd., Martinez, California, 95553, United States of America.
Timothy J HerronHuman Cognitive Neurophysiology Laboratory, VANCHCS, 150 Muir Rd., Martinez, California, 95553, United States of America.
E William YundHuman Cognitive Neurophysiology Laboratory, VANCHCS, 150 Muir Rd., Martinez, California, 95553, United States of America.
VA Northern California Health Care System · USUniversity of California, Davis · US

Funding

Quantitative automated lesion detection (QALD) in moderate and severe TBII01CX001000 · VA · VA NORTHERN CALIFORNIA HEALTH CARE SYS · PI DRONKERS, NINA F. · 2014 to 2017
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CSRD VA I01 CX000583CSRD VA I01 CX001000
6 · The paper itself

Abstract

The most common complaint of older hearing impaired (OHI) listeners is difficulty understanding speech in the presence of noise. However, tests of consonant-identification and sentence reception threshold (SeRT) provide different perspectives on the magnitude of impairment. Here we quantified speech perception difficulties in 24 OHI listeners in unaided and aided conditions by analyzing (1) consonant-identification thresholds and consonant confusions for 20 onset and 20 coda consonants in consonant-vowel-consonant (CVC) syllables presented at consonant-specific signal-to-noise (SNR) levels, and (2) SeRTs obtained with the Quick Speech in Noise Test (QSIN) and the Hearing in Noise Test (HINT). Compared to older normal hearing (ONH) listeners, nearly all unaided OHI listeners showed abnormal consonant-identification thresholds, abnormal consonant confusions, and reduced psychometric function slopes. Average elevations in consonant-identification thresholds exceeded 35 dB, correlated strongly with impairments in mid-frequency hearing, and were greater for hard-to-identify consonants. Advanced digital hearing aids (HAs) improved average consonant-identification thresholds by more than 17 dB, with significant HA benefit seen in 83% of OHI listeners. HAs partially normalized consonant-identification thresholds, reduced abnormal consonant confusions, and increased the slope of psychometric functions. Unaided OHI listeners showed much smaller elevations in SeRTs (mean 6.9 dB) than in consonant-identification thresholds and SeRTs in unaided listening conditions correlated strongly (r = 0.91) with identification thresholds of easily identified consonants. HAs produced minimal SeRT benefit (2.0 dB), with only 38% of OHI listeners showing significant improvement. HA benefit on SeRTs was accurately predicted (r = 0.86) by HA benefit on easily identified consonants. Consonant-identification tests can accurately predict sentence processing deficits and HA benefit in OHI listeners.

Indexed as

Hearing AidsAgedAged, 80 and overAuditory ThresholdCorrection of Hearing ImpairmentHearing Loss, SensorineuralHumansMaleMiddle AgedSignal-To-Noise RatioSpeech PerceptionSpeech Reception Threshold Test

Identifiers

PMID25730423
PMCPMC4346396
OpenAlexW1968839875

What OpenQuestion holds

Textmetadata
LicenceCC0
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.