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Action 4: Natural course of aphasia

Coordinator

This action was coordinated by Associate Prof. C. Potagas from the Department of Neurology, National and Kapodistrian University of Athens.

Aims

The aims of the action were to determine whether initial severity is the best predictor for aphasia outcome, and to investigate relationships between lesion loci and observed language impairment.

Method

Materials: The Greek adaptations of two well-known aphasia tests were used: the Boston Diagnostic Aphasia Examination (BDAE) and the Boston Naming Test (BNT).

Participants: 24 PWA were assessed twice on both tools, once in the acute phase (first 3 months post stroke) and once in the chronic stage (6 months post stroke).

Analysis

Descriptive statistics was used to summarize data. Individual participants’ quantitative data from the different assessment points was compared to explore change in each participant’s language, (repeated measures ANOVA). Between (group: individual vs. combination) and within subjects (time) analysis (mixed ANOVA) was used to determine the acute vs. chronic language deficits.