Speech Impairment within the Down Disorder: An evaluation

Speech Impairment within the Down Disorder: An evaluation

It comment summarizes look into disorders out-of address creation in Down disorder (DS) to your purposes of telling medical functions and you can guiding upcoming lookup.

Approach

Review of the fresh literature try predicated on hunt having fun with MEDLINE, Google Beginner, PsycINFO, and HighWire Press, and additionally believe out of site directories when you look at the recovered files (including on line supply). Search terms highlighted functions regarding voice, articulation, phonology, prosody, fluency, and intelligibility.

Conclusions

Another results relate to five big areas of review: voice, speech songs, fluency and you may prosody, and you can intelligibility. The first significant area is sound. Regardless if https://datingranking.net/es/citas-cristianas/ plenty of studies have said to the singing abnormalities for the DS, big inquiries will still be concerning the character and you may frequency of the phonatory infection. Consequence of perceptual and you may acoustic research has become blended, it is therefore difficult to draw enterprise results or even to pick painful and sensitive procedures to have coming studies. The second major town are address tunes. Articulatory and you will phonological studies show you to speech patterns within the DS was a variety of defer advancement and you may errors not seen in normal creativity. Delay (i.age., developmental) and you can disordered (i.elizabeth., nondevelopmental) patterns try clear by age of on 36 months, even when DS-related problems perhaps come prior to, despite child babbling. The 3rd biggest area is fluency and prosody. Stuttering and you can/otherwise cluttering occur in DS at the pricing out-of 10%–45%, compared to about 1% about general society. Browse including points to tall interruptions when you look at the prosody. The brand new last big area was intelligibility. Training constantly let you know designated constraints in this field, but just has just contains the look went beyond simple get balances.

References

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(2009). Phonological accuracy and you will intelligibility during the connected speech from guys with sensitive X syndrome otherwise Down syndrome. Journal out of Address, Language, and you may Reading Look, 52, 1048–1061.

(2006). An evaluation out of dental structure and you may oral-system form when you look at the more youthful people having sensitive X disorder and you may Down problem. Journal off Speech, Vocabulary, and you will Hearing Research, forty-two, 903–917.

(1983). A beneficial noninvasive acoustic strategy having fun with regularity perturbations and you may computer-made vocal-tract shapes. Journal regarding Address and you can Reading Lookup, twenty-six, 304–314.

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(1988). The text experience of kids that have Down’s syndrome aged twelve so you’re able to 16 many years. Child Vocabulary Training and you may Therapy, cuatro, 311–324.

(2009). To the dating ranging from palate shape and you may articulatory choices. The Log of one’s Acoustical Society from America, 125, 3936–3949.

(2002). Speech creation errors in grownups with and you can rather than Down problem following the spoken, authored, and pictorial signs. Developmental Neuropsychology, 21, 157–172.

(2011). An evaluation regarding articulatory operating area city for the vowel creation of grownups with Off disorder. Systematic Linguistics Phonetics, twenty five, 321–334. doi:47

(2007). Phonetic intelligibility evaluation when you look at the adults that have Down disorder. Off Syndrome Lookup Practice: The fresh new Log of your Sarah Duffen Middle/School from Portsmouth, a dozen, 230–239.

(1999). Phonological awareness skills inside the four year old Uk people: An evaluation and normative studies. All over the world Diary off Language and you can Telecommunications Problems, 34, 311–335.

(2003). A several-12 months longitudinal examination of palatal dish procedures in kids that have Down syndrome: Consequences on the dental system form, articulation and telecommunications choices. Acta Odontologica Scandinavica, 61, 39–46.

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