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Larissa M. Jordan – ProQuest LLC, 2021
The number of people diagnosed with Alzheimer's disease (AD), a progressive and terminal kind of dementia, continues to rise with an estimated 14 million Americans affected by 2050. Prior to an AD diagnosis, many individuals are diagnosed with mild cognitive impairment (MCI) and have similar, but less severe, symptoms as those with AD. A common…
Descriptors: Semantics, Language Processing, Mild Intellectual Disability, Clinical Diagnosis
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Sherman, Janet Cohen; Henderson, Charles R.; Flynn, Suzanne; Gair, James W.; Lust, Barbara – Journal of Speech, Language, and Hearing Research, 2021
Purpose: This research investigated the nature of cognitive decline in prodromal Alzheimer's disease (AD), particularly in mild cognitive impairment, amnestic type (aMCI). We assessed language in aMCI as compared with healthy aging (HA) and healthy young (HY) with new psycholinguistic assessment of complex sentences, and we tested the degree to…
Descriptors: Cognitive Ability, Psycholinguistics, Phrase Structure, Alzheimers Disease
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Chauvin, Alexandre; Baum, Shari; Phillips, Natalie A. – Journal of Speech, Language, and Hearing Research, 2021
Purpose: Speech perception in noise becomes difficult with age but can be facilitated by audiovisual (AV) speech cues and sentence context in healthy older adults. However, individuals with Alzheimer's disease (AD) may present with deficits in AV integration, potentially limiting the extent to which they can benefit from AV cues. This study…
Descriptors: Audiovisual Aids, Alzheimers Disease, Auditory Perception, Speech Communication