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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1986-7-14
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pubmed:abstractText |
In stuttered repetitions of a syllable, the vowel that occurs often sounds like schwa even when schwa is not intended. In this article, acoustic analyses are reported which show that the spectral properties of stuttered vowels are similar to the following fluent vowel, so it would appear that the stutterers are articulating the vowel appropriately. Though spectral properties of the stuttered vowels are normal, others are unusual: The stuttered vowels are low in amplitude and short in duration. In two experiments, the effects of amplitude and duration on perception of these vowels are examined. It is shown that, if the amplitude of stuttered vowels is made normal and their duration is lengthened, they sound more like the intended vowels. These experiments lead to the conclusion that low amplitude and short duration are the factors that cause stuttered vowels to sound like schwa. This differs from the view of certain clinicians and theorists who contend that stutterers actually articulate /schwa/'s when these are heard in stuttered speech. Implications for stuttering therapy are considered.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
May
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pubmed:issn |
0001-4966
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
79
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pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
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pubmed:pagination |
1571-9
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pubmed:dateRevised |
2006-12-27
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pubmed:meshHeading |
pubmed-meshheading:3711457-Acoustic Stimulation,
pubmed-meshheading:3711457-Auditory Perception,
pubmed-meshheading:3711457-Hearing,
pubmed-meshheading:3711457-Humans,
pubmed-meshheading:3711457-Reference Values,
pubmed-meshheading:3711457-Sound,
pubmed-meshheading:3711457-Sound Spectrography,
pubmed-meshheading:3711457-Speech,
pubmed-meshheading:3711457-Speech Acoustics,
pubmed-meshheading:3711457-Stuttering
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pubmed:year |
1986
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pubmed:articleTitle |
Acoustic analysis and perception of vowels in stuttered speech.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, Non-U.S. Gov't
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