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Direct linkRoberts, Joanne; Long, Steven H.; Malkin, Cheryl; Barnes, Elizabeth; Skinner, Martie; Hennon, Elizabeth A.; Anderson, Kathleen – Journal of Speech, Language, and Hearing Research, 2005
In this study, the authors compared the phonological accuracy and patterns of sound change of boys with fragile X syndrome, boys with Down syndrome, and typically developing mental-age-matched boys. Participants were 50 boys with fragile X syndrome, ages 3 to 14 years; 32 boys with Down syndrome, ages 4 to 13 years; and 33 typically developing…
Descriptors: Speech Tests, Articulation (Speech), Comparative Analysis, Males
