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Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment
JoVE Journal
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Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment

Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment

8,761 Views

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06:48 min

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June 25, 2019

DOI:

10.3791/59753-v

DOI:
10.3791/59753-v

•

06:48 min
June 25, 2019

•

11 Views
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1Helsinki Collegium for Advanced Studies,University of Helsinki, 2Kaliforniya Üniversitesi, Riverside, 3California State University, East Bay, 4Hunter College,City University of New York, 5Feinberg School of Medicine,Northwestern University, 6Shirley Ryan AbilityLab

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This article describes how to implement a simple lexical decision experiment to assess written word recognition in neurologically healthy participants and in individuals with dementia and cognitive decline. We also provide a detailed description of reaction time analysis using principal components analysis (PCA) and mixed-effects modeling.

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Lexical Decision TaskWord RecognitionDementiaMild Cognitive ImpairmentMental LexiconAgingNeurodegenerative DisordersLanguage TasksCognitionReaction TimeData AnalysisR ProgrammingLme4LmerTest

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Nikolaev, A., Higby, E., Hyun, J., Ashaie, S. Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment. J. Vis. Exp. (148), e59753, doi:10.3791/59753 (2019).

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