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Threat perception in schizophrenia-spectrum disorders.

Julie D Henry1, Courtney Von Hippel, Ted Ruffman

  • 1School of Psychology, University of New South Wales, Sydney, NSW, Australia. julie.henry@unsw.edu.au

Journal of the International Neuropsychological Society : JINS
|July 8, 2010
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Summary

Individuals with schizophrenia spectrum disorders may struggle with threat perception. While they differentiate danger similarly to controls, they rate situations as more dangerous and show deficits in recognizing fear.

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Area of Science:

  • Psychiatry
  • Cognitive Neuroscience
  • Clinical Psychology

Background:

  • Schizophrenia spectrum disorders (SSD) may disproportionately impair threat-related emotion perception.
  • Previous research has not examined how SSD affects direct threat appraisal abilities.

Purpose of the Study:

  • To investigate threat appraisal in individuals with SSD.
  • To compare danger ratings and emotion recognition between individuals with SSD and controls.

Main Methods:

  • Participants with SSD and controls completed two danger rating tasks (faces and situations).
  • Emotion recognition was assessed using point-light animation (biological motion).
  • Danger ratings were correlated with clinical symptoms and emotion recognition.

Main Results:

  • No group differences in differentiating high/low danger stimuli or rating danger in faces.
  • Individuals with SSD rated situations as more dangerous than controls.
  • The SSD group showed a selective deficit in recognizing fear; controls linked threat recognition to danger ratings.

Conclusions:

  • Findings suggest a disconnect in threat inference processes in SSD.
  • Individuals with SSD may exhibit altered danger appraisal, particularly for situations.
  • Selective fear recognition deficits and altered threat-emotion links are observed in SSD.