Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Verbal memory errors and symptoms in schizophrenia.

R Walter Heinrichs1, Stephanie McDermid Vaz

  • 1Department of Psychology, York University, 4700 Keele Street, Toronto, Ontario, Canada M3J 1P3. walterh@yorku.ca

Cognitive and Behavioral Neurology : Official Journal of the Society for Behavioral and Cognitive Neurology
|September 30, 2004
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A multisite study of the overlap between symptoms and cognition in schizophrenia: Une étude multicentrique sur le chevauchement entre les symptômes et les troubles cognitifs chez les personnes atteintes de schizophrénie.

Canadian journal of psychiatry. Revue canadienne de psychiatrie·2025
Same author

Overlap between individual differences in cognition and symptoms of schizophrenia.

Schizophrenia research·2024
Same author

Normal-range verbal memory in the first-episode of psychosis: Clinical and functional outcomes across 24 months and impact of estimated verbal memory decrement.

Schizophrenia research·2022
Same author

Cortical impoverishment in a stable subgroup of schizophrenia: Validation across various stages of psychosis.

Schizophrenia research·2022
Same author

Cognitive decline and impairment in schizophrenia spectrum disorders reconsidered.

Schizophrenia research·2020
Same author

An ecologically sensitive measure of executive cognition (the Breakfast Task) improves prediction of functional outcome in schizophrenia.

Applied neuropsychology. Adult·2020
Same journal

A World Appears: A Journey into Consciousness: Pollan M. 2026. New York: Penguin Press. 280 pages. List price: $23.09.

Cognitive and behavioral neurology : official journal of the Society for Behavioral and Cognitive Neurology·2026
Same journal

Parallel Distributed Processing and Other Computational Models: Strengths, Weaknesses, and Possibilities.

Cognitive and behavioral neurology : official journal of the Society for Behavioral and Cognitive Neurology·2026
Same journal

Serum SIRT3 Levels and Their Relationship With Alzheimer Disease Pathological Markers in Individuals With Mild Cognitive Impairment.

Cognitive and behavioral neurology : official journal of the Society for Behavioral and Cognitive Neurology·2026
Same journal

Not Just for Adults: Transient Global Amnesia is Rare-But Possible-in Children.

Cognitive and behavioral neurology : official journal of the Society for Behavioral and Cognitive Neurology·2026
Same journal

Mysteries of the Social Brain: Understanding Human Behavior Through Science: Miller BL, Sturm V. New York: Routledge. 2024. 146 pages. List price $28.99.

Cognitive and behavioral neurology : official journal of the Society for Behavioral and Cognitive Neurology·2026
Same journal

Emotion Perception in Behavioral Variant Frontotemporal Dementia and Alzheimer Disease: The Parahippocampal Conundrum.

Cognitive and behavioral neurology : official journal of the Society for Behavioral and Cognitive Neurology·2026
See all related articles

Schizophrenia patients with impaired recall memory show higher general psychopathology. Negative symptoms are linked to fewer intrusion errors, not more, and positive symptoms are not associated with memory errors.

Area of Science:

  • Cognitive Neuroscience
  • Psychiatry

Background:

  • Verbal memory involves discriminating relevant information and preventing intrusions during recall and recognition.
  • This cognitive function is hypothesized to differentially mediate positive and negative symptoms in schizophrenia.

Purpose of the Study:

  • To investigate the relationship between specific verbal memory aspects and schizophrenia symptoms.
  • To test hypotheses linking positive and negative symptoms to selective verbal memory functions.

Main Methods:

  • Utilized regression analysis with 55 schizophrenia patients.
  • Predictors included verbal memory indices (error discrimination, general recall) from the California Verbal Learning Test, IQ, and sex.
  • Symptom ratings were assessed using the Brief Psychiatric Rating Scale.

Related Experiment Videos

Main Results:

  • Intrusion errors in free recall significantly predicted negative symptoms.
  • General recall memory significantly predicted general psychopathology and marginally predicted negative symptoms.
  • No discrimination indices predicted positive symptoms or general psychopathology.

Conclusions:

  • Impaired general recall memory is a predictor of nonspecific psychopathology in schizophrenia.
  • Negative symptoms are associated with lower rates of intrusion errors.
  • Elevated memory errors showed no association with positive symptoms.