Repetition Priming Treatment for Anomia: Effects of Single- and Multiple-Exemplar Protocols.

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Bibliographic Details
Title: Repetition Priming Treatment for Anomia: Effects of Single- and Multiple-Exemplar Protocols.
Authors: Silkes, JoAnn P.1 jsilkes@sdsu.edu
Source: American Journal of Speech-Language Pathology. 2023 Supplement, Vol. 32 Issue 6, p2528-2553. 26p.
Subject Terms: *Memory, *Cerebral hemispheres, *Speech therapy, *Phonological awareness, *Learning, *Aphasia, *Brain damage, *Pre-tests & post-tests, *Comparative studies, *Communication, *Data analysis, *Written communication, *Reading, Semantics, Graphic arts, Reliability (Personality trait), Statistics, Stroke, Videoconferencing, Communicative disorders research, Treatment effectiveness, Medical protocols, T-test (Statistics), Anomia, Questionnaires, Descriptive statistics, Research funding, Treatment of communicative disorders, Logistic regression analysis, Data analysis software, Acoustic stimulation
Abstract: Introduction: Repetition priming can lead to improved naming ability in people with aphasia, but concerns have arisen from prior research about using only a single picture exemplar for each target. Specifically, it is unclear whether the observed improvements were due to learning simple correspondences between particular words and pictures rather than changes at a deeper level of lexical– semantic processing. In addition, implications for generalization after training with single exemplars were unclear. This study replicated and extended previous work to address these questions. Method: Five participants with chronic aphasia participated in this repeatedmeasures design study, which repeatedly paired words and pictures with no feedback provided. Two participants engaged in a single-exemplar condition, with a single picture exemplar of each target used for every presentation of that target. The remaining three participants engaged in a multiple-exemplar condition, with several different pictures used for each target. Half of these targets used training pictures during naming probes, whereas half did not. Results: Primed items led to greater improvements in naming than items that were practiced but not primed. The data indicate that improvements may extend beyond stimulus-specific correspondences. Maintenance and generalization effects were mixed. Conclusions: These data provide further support for the efficacy of repetition priming treatment for anomia. Implications and future directions are discussed. [ABSTRACT FROM AUTHOR]
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Database: Education Research Complete
Description
Abstract:Introduction: Repetition priming can lead to improved naming ability in people with aphasia, but concerns have arisen from prior research about using only a single picture exemplar for each target. Specifically, it is unclear whether the observed improvements were due to learning simple correspondences between particular words and pictures rather than changes at a deeper level of lexical– semantic processing. In addition, implications for generalization after training with single exemplars were unclear. This study replicated and extended previous work to address these questions. Method: Five participants with chronic aphasia participated in this repeatedmeasures design study, which repeatedly paired words and pictures with no feedback provided. Two participants engaged in a single-exemplar condition, with a single picture exemplar of each target used for every presentation of that target. The remaining three participants engaged in a multiple-exemplar condition, with several different pictures used for each target. Half of these targets used training pictures during naming probes, whereas half did not. Results: Primed items led to greater improvements in naming than items that were practiced but not primed. The data indicate that improvements may extend beyond stimulus-specific correspondences. Maintenance and generalization effects were mixed. Conclusions: These data provide further support for the efficacy of repetition priming treatment for anomia. Implications and future directions are discussed. [ABSTRACT FROM AUTHOR]
ISSN:10580360
DOI:10.1044/2023_AJSLP-22-00310