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Bates, Elizabeth; Saygin, Ayse Pinar; Moineau, Suzanne; Marangolo, Paola; Pizzamiglio, Luigi – Brain and Language, 2005
The utility of single-case vs. group studies has been debated in neuropsychology for many years. The purpose of the present study is to illustrate an alternative approach to group studies of aphasia, in which the same symptom dimensions that are commonly used to assign patients to classical taxonomies (fluency, naming, repetition, and…
Descriptors: Aphasia, Groups, Patients, Multivariate Analysis
Diaz, Michael; Sailor, Kevin; Cheung, Doris; Kuslansky, Gail – Brain and Language, 2004
Many studies have found that patients with Alzheimer's disease (AD) perform significantly worse than normal controls on verbal fluency tasks. Moreover, some studies have found that AD patients' deficits compared to controls are more severe for semantic fluency (e.g., vegetables) than for letter fluency (e.g. words that begin with F). These…
Descriptors: Effect Size, Semantics, Language Fluency, Graphemes