Medicine and Health Sciences Commons^™

Assessing The Reliability Of The Pairwise Variability Index For Differential Diagnosis Of Apraxia Of Speech, Celeste Sinko

University Honors Theses

Differential diagnosis of apraxia of speech (AOS) from other speech and language disorders is a prevailing challenge in the field of speech language pathology. Presently, existing measures for assessing AOS consist of perceptual rating scales, such as the Apraxia of Speech Rating Scale developed by Duffy, Strand, Clark, and Josephs. While perceptual rating scales are the current gold standard for assessment and diagnosis of AOS, they require a high degree of clinical expertise, and are susceptible to rater bias and rater drift. Thus, there exists a need for quantitative, objective measures for differential diagnosis of AOS. The purpose of this …