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ERIC Number: EJ1283961
Record Type: Journal
Publication Date: 2021-Jan
Pages: 10
Abstractor: As Provided
ISBN: N/A
ISSN: ISSN-1092-4388
EISSN: N/A
Emergence of Prevocalic Stop Consonants in Children with Repaired Cleft Palate
Zajac, David J.; Vallino, Linda D.; Baylis, Adriane L.; Adatorwovor, Reuben; Preisser, John S.; Vivaldi, Daniela
Journal of Speech, Language, and Hearing Research, v64 n1 p30-39 Jan 2021
Purpose: This study determined the time course of the emergence of prevocalic stop consonants in young children with cleft palate following surgical repair. Method: A total of 120 children in four cohorts from three institutions were followed from 12 to 24 months of age: (a) 24 with repaired cleft lip and palate (CLP), (b) 36 with repaired cleft palate only (CP), (c) 33 without clefts but with histories of frequent otitis media and ventilation tubes (OM), and (d) 27 typically developing (TD) children without clefts or OM. Emergence of prevocalic stops and symbolic language skills were determined during administration of the Communication and Symbolic Behavioral Scales Developmental Profile. Parametric survival models were fitted with and without covariates--recruitment site, gender, maternal education level, middle ear status, language ability, and age at surgery for children with clefts--to describe the time course of the emergence of prevocalic stops. Results: The estimated age at which 80% of children demonstrated prevocalic stop emergence was 15.0, 15.3, 18.9, and 21.8 months for TD, OM, CP, and CLP groups, respectively (p < 0.001, unadjusted model). Both CP and CLP cohorts had a significantly longer time to stop emergence than either the TD or OM cohorts, even after adjusting for covariates. Abnormal middle ear status, lower symbolic language ability, and older age at palatal surgery were significantly associated with delayed stop emergence. Conclusions: Survival model estimates show that four out of five children with repaired cleft palate will achieve emergence of prevocalic stop consonants by 19-22 months of age, corresponding to 9-12 months following palate repair. Clinical implications are discussed.
American Speech-Language-Hearing Association. 2200 Research Blvd #250, Rockville, MD 20850. Tel: 301-296-5700; Fax: 301-296-8580; e-mail: slhr@asha.org; Web site: http://jslhr.pubs.asha.org
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: National Institute of Dental and Craniofacial Research (NIDCR) (NIH)
Authoring Institution: N/A
Grant or Contract Numbers: R01DE022566