Factor analysis of signs of childhood apraxia of speech
Karen Chenausky, Amanda Brignell, Angela Morgan, Danielle Gagne, Andrea Norton, Helen Tager-Flusberg, Gottfried Schlaug, Aaron Shield, Jordan R Green
Journal of Communication Disorders | ELSEVIER SCIENCE INC | Published : 2020
PURPOSE: To investigate the latent factors underlying signs of childhood apraxia of speech (CAS) in a group of 57 children with CAS. METHOD: The speech of 57 children with CAS (aged 3;5-17;0) was coded for signs of CAS. All participants showed at least five signs of CAS and were judged to have CAS by speech pathologists experienced in pediatric speech disorders. Participants were selected to represent a range of severity of CAS: 30 children were verbal and 27 were minimally verbal with comorbid autism. Participants' scores for each sign (the number of times that sign appeared during a child's speech sample) were converted to z-scores, then entered as variables into an exploratory factor anal..View full abstract
Awarded by NHMRC
Awarded by NHMRC Centre of Research Excellence in Speech and Language Neurobiology
Awarded by NHMRC Project grant
This work was supported by P50 DC 13027 to HTF (supporting HTF, GS, ACN, and KVC), P50 DC 18006 to HTF (supporting HTF, JRG, and KVC), the Nancy Lurie Marks Family Foundation and Autism Speaks (supporting GS), T32 DC 013017 to C. A. Moore (supporting KVC), K24 DC 016312 to JRG, the American Speech-Language-Hearing Foundation (supporting KVC), K99 DC 017490 (to KVC), a NHMRC Practitioner Fellowship #1105008 (to AM), a NHMRC Centre of Research Excellence in Speech and Language Neurobiology #1116976 (to AM), and NHMRC Project grant #1127144 (to AM).