Phonetic profiles of toddlers with specific expressive language impairment (SLI-E).

@article{citeulike:2932357, abstract = {Spontaneous language samples of 30 24-month-old toddlers diagnosed with Specific Expressive Language Impairment (SLI-E) were compared with samples produced by an age-matched group of 30 typically developing toddlers. Vocalization patterns, phonetic inventories, and syllable formation patterns were compared. Toddlers with SLI-E vocalized significantly less often than their typically developing peers, had proportionately smaller consonantal and vowel inventories, and used a more restricted and less mature array of syllable shapes. Although the mean incidence of phoneme usage varied significantly in all comparisons, profiles of consonant usage were similar between the two groups for initial phoneme usage, but considerably different for final consonant closure. Such patterns of vocal and phonetic behavior confirm earlier reports of phonetic delay in SLI-E, and suggest that nongrammatical factors contribute to the development of expressive language deficits in toddlers. We further propose a bidirectional model for the expressive deficits in SLI-E, in which the child's limited phonetic capacity interacts with propensities in caretaker interaction to further reduce opportunities for expressive language learning and practice.}, address = {Bryn Mawr College, PA, USA. Irescorl@cc.brynmawr.edu}, author = {Rescorla, L. and Ratner, N. B. }, citeulike-article-id = {2932357}, issn = {0022-4685}, journal = {Journal of speech and hearing research}, keywords = {caregiver-response, late-talkers, phonological-delay, phonological-development, sli-project}, month = {February}, number = {1}, pages = {153--165}, posted-at = {2008-06-27 03:00:41}, priority = {0}, title = {Phonetic profiles of toddlers with specific expressive language impairment (SLI-E).}, url = {http://view.ncbi.nlm.nih.gov/pubmed/8820707}, volume = {39}, year = {1996} }

TY - JOUR ID - citeulike:2932357 L3 - citeulike-article-id:2932357 TI - Phonetic profiles of toddlers with specific expressive language impairment (SLI-E). JF - Journal of speech and hearing research VL - 39 IS - 1 SP - 153 EP - 165 AD - Bryn Mawr College, PA, USA. Irescorl@cc.brynmawr.edu SN - 0022-4685 N2 - Spontaneous language samples of 30 24-month-old toddlers diagnosed with Specific Expressive Language Impairment (SLI-E) were compared with samples produced by an age-matched group of 30 typically developing toddlers. Vocalization patterns, phonetic inventories, and syllable formation patterns were compared. Toddlers with SLI-E vocalized significantly less often than their typically developing peers, had proportionately smaller consonantal and vowel inventories, and used a more restricted and less mature array of syllable shapes. Although the mean incidence of phoneme usage varied significantly in all comparisons, profiles of consonant usage were similar between the two groups for initial phoneme usage, but considerably different for final consonant closure. Such patterns of vocal and phonetic behavior confirm earlier reports of phonetic delay in SLI-E, and suggest that nongrammatical factors contribute to the development of expressive language deficits in toddlers. We further propose a bidirectional model for the expressive deficits in SLI-E, in which the child's limited phonetic capacity interacts with propensities in caretaker interaction to further reduce opportunities for expressive language learning and practice. KW - caregiver-response KW - late-talkers KW - phonological-delay KW - phonological-development KW - sli-project AU - Rescorla, L AU - Ratner, NB PY - 1996/02// UR - http://view.ncbi.nlm.nih.gov/pubmed/8820707 ER -