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Reliability Of Auditory-Perceptual Ratings Of Dysarthric Speech: Hypokinetic Dysarthria Secondary To Parkinson's Disease, Jessica Lynn Miller Jan 2016

Reliability Of Auditory-Perceptual Ratings Of Dysarthric Speech: Hypokinetic Dysarthria Secondary To Parkinson's Disease, Jessica Lynn Miller

LSU Master's Theses

Perceptual judgment has been the gold standard in clinical practice, especially regarding differential diagnosis and treatment of dysarthria. Thus, it is critical to establish the reliability of perceptual ratings of the speech characteristics associated with different types of dysarthria. Despite its importance, the reliability and sensitivity of perceptual ratings of speech disturbance have been somewhat questioned. The purpose of this study was to examine the interrater reliability of ratings of perceptual characteristics and the saliency of these characteristics as related to hypokinetic dysarthria. Due to the feasibility issue, the scope of the study was limited to hypokinetic dysarthria associated with …


Treating Attention Deficits In Individuals With Parkinson's Disease, Mora Johanna Mahoney Jan 2016

Treating Attention Deficits In Individuals With Parkinson's Disease, Mora Johanna Mahoney

LSU Master's Theses

Purpose: The purpose of this study was to determine the presence and degree of treatment effects found for direct attention training on three individuals with idiopathic Parkinson’s disease (PD) using the Attention Process Training, Third Edition (APT-III; Sohlberg & Mateer, 2010). APT-III was designed for use with individuals who have sustained a traumatic brain injury (TBI), and was selected for this study because of the similarities in cognitive deficits between those with TBI and those with PD. Methods: This study was designed as a phase 2, randomized baseline, A1-B-A2-A3 (baseline, treatment, post-treatment, and follow-up assessment), single-subject experimental design. The study …


Phonological Encoding Of Medial Vowels In Adults Who Stutter, Allison Elizabeth Jacobs Jan 2016

Phonological Encoding Of Medial Vowels In Adults Who Stutter, Allison Elizabeth Jacobs

LSU Master's Theses

Previous data suggest the metrical properties of a word may influence the time course of phonological encoding, particularly in adults who stutter. The purpose of the present study is to examine phonological and metrical encoding skills in fluent and non-fluent adults, in particular the medial stress-bearing vowel. Investigators used a silent phoneme monitoring paradigm to assess reaction times for all phonemes within nonword CVCCVC stimuli. This paradigm required participants to manually identify target phonemes within a nonword to further isolate the level of phonological encoding from other processes. Eight participants were exposed to stimuli with initial-stress, and eight participants were …