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The Deese-Roediger-McDermott (DRM) Task: A Simple Cognitive Paradigm to Investigate False Memories in the Laboratory
07:26

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Published on: January 31, 2017

Schizotypy and false memory.

Neil Dagnall1, Andrew Parker

  • 1Department of Psychology and Social Change, Manchester Metropolitan University, Elizabeth Gaskell Campus, Hathersage Road, Manchester M13 0JA, UK. n.dagnall@mmu.ac.uk

Journal of Behavior Therapy and Experimental Psychiatry
|September 27, 2008
PubMed
Summary
This summary is machine-generated.

This study found that lower cognitive-perceptual schizotypy scores correlate with better true and false memory recognition. Higher interpersonal schizotypy scores were linked to poorer true memory recognition.

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Area of Science:

  • Cognitive Psychology
  • Clinical Psychology
  • Neuroscience

Background:

  • Schizotypy is associated with cognitive deficits.
  • Recognition memory involves recalling previously encountered information.
  • The Deese-Roediger-McDermott (DRM) paradigm is a standard method for studying false memory.

Purpose of the Study:

  • To investigate the relationship between schizotypy and recognition memory.
  • To examine how different facets of schizotypy affect true and false memory performance.

Main Methods:

  • Utilized the Deese-Roediger-McDermott (DRM) paradigm.
  • Compared participants in the upper and lower quartiles of schizotypy scores (Schizotypal Personality Questionnaire brief version; SPQ-B) and its subscales (cognitive-perceptual, interpersonal, disorganized).
  • Assessed true and false memory recognition performance.

Main Results:

  • Individuals with lower cognitive-perceptual schizotypy scores showed higher recognition of both true and false memories.
  • Participants with higher interpersonal schizotypy scores recognized fewer true memory items compared to those with lower scores.
  • No significant differences in memory performance were observed for overall schizotypy or the disorganized subscale.

Conclusions:

  • Cognitive-perceptual traits of schizotypy are linked to altered recognition memory, particularly false memory.
  • Interpersonal schizotypy facets may specifically impact the recognition of true memories.
  • Overall schizotypy and disorganized traits did not show a direct association with the studied memory functions in this paradigm.