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Related Experiment Videos

Exploring Thematic Nightmare Content and Associated Self-Harm Risk.

Kevin D Hochard1, Sam Ashcroft1, Janine Carroll1

  • 1Department of Psychology, University of Chester, Chester, UK.

Suicide & Life-Threatening Behavior
|September 30, 2017
PubMed
Summary

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Nightmare themes like "Powerlessness to Change Behavior" may indicate past self-harm, but not immediate risk. Nightmare severity, not content, better predicts self-harm phenomena.

Area of Science:

  • Psychology
  • Clinical Psychology
  • Sleep Science

Background:

  • Nightmares are recognized predictors of self-harm risk, often exceeding the predictive power of depressive symptoms and hopelessness.
  • Research on the specific associations between nightmare content and self-harm risk remains limited.
  • Understanding nightmare themes could offer novel insights into self-harm behaviors.

Purpose of the Study:

  • To explore the associations between specific thematic content within nightmares and a history of self-harm.
  • To investigate the potential of nightmare themes to predict the risk of self-harm phenomena occurring the morning after a nightmare.

Main Methods:

  • A mixed-method diary study involving 72 participants.
  • Prospective collection of nightmare reports, with 47 meeting inclusion criteria for analysis.

Related Experiment Videos

  • Inductive thematic analysis of nightmare content, alongside chi-square and bootstrap Pearson's correlation tests.

    • Main Results:

    • The nightmare theme "Powerlessness to Change Behavior" was significantly associated with a history of self-harm.
    • "Financial Hardship" emerged as a theme associated with reduced self-harm risk.
    • No significant associations were found between specific nightmare themes and an increased risk of self-harm phenomena following the nightmare.

    Conclusions:

    • Nightmare content, particularly "Powerlessness to Change Behavior," may aid in identifying a lifetime history of self-harm, especially in populations where disclosure is challenging.
    • Nightmare symptom severity appears to be a more robust indicator of self-harm risk than specific content.
    • Current evidence does not support the utility of nightmare content for assessing immediate self-harm risk; further research with larger sample sizes is recommended.