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Terband, Hayo; Namasivayam, Aravind; Maas, Edwin; van Brenk, Frits; Mailend, Marja-Liisa; Diepeveen, Sanne; van Lieshout, Pascal; Maassen, Ben – Journal of Speech, Language, and Hearing Research, 2019
Background: With respect to the clinical criteria for diagnosing "childhood apraxia of speech" (commonly defined as a disorder of speech motor planning and/or programming), research has made important progress in recent years. Three segmental and suprasegmental speech characteristics--error inconsistency, lengthened and disrupted…
Descriptors: Neurological Impairments, Speech Impairments, Measurement Techniques, Suprasegmentals
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Maas, Edwin; Mailend, Marja-Liisa; Guenther, Frank H. – Journal of Speech, Language, and Hearing Research, 2015
Purpose: This study was designed to test two hypotheses about apraxia of speech (AOS) derived from the Directions Into Velocities of Articulators (DIVA) model (Guenther et al., 2006): the feedforward system deficit hypothesis and the feedback system deficit hypothesis. Method: The authors used noise masking to minimize auditory feedback during…
Descriptors: Speech Impairments, Articulation (Speech), Hypothesis Testing, Feedback (Response)