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Posttraumatic stress disorder clusters and suicidal ideation.

Lily A Brown1, Ateka Contractor2, Kathy Benhamou1

  • 1University of Pennsylvania, Department of Psychiatry, United States.

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|October 1, 2018
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Summary
This summary is machine-generated.

Posttraumatic stress disorder (PTSD) symptom clusters, particularly negative alterations in cognitions and mood (NACM) and alterations in arousal and reactivity (AAR), are strongly linked to suicidal ideation. Clinicians should screen for suicide risk in patients with high scores in these PTSD clusters.

Keywords:
Alterations in arousal and reactivityNegative alterations in mood and cognitionsPTSDSuicidal ideationWald tests of parameter constraints

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Area of Science:

  • Psychiatry
  • Psychology
  • Mental Health

Background:

  • Posttraumatic stress disorder (PTSD) is linked to suicidal ideation and behavior.
  • Specific PTSD symptom clusters' unique associations with suicidal ideation require further investigation.
  • Understanding these relationships is crucial for suicide risk assessment in PTSD patients.

Purpose of the Study:

  • To examine the unique associations between PTSD symptom clusters and suicidal ideation.
  • To identify which PTSD symptom clusters are most strongly related to suicidal ideation.

Main Methods:

  • Two cross-sectional studies (N=346 and N=194) were conducted.
  • Participants included community members and adults seeking treatment at an anxiety clinic.
  • Measures included trauma exposure, PTSD symptoms, and suicidal ideation.

Main Results:

  • Suicidal ideation positively correlated with all PTSD symptom clusters in both studies.
  • In Study 1, negative alterations in cognitions and mood (NACM) and alterations in arousal and reactivity (AAR) showed the strongest associations with suicidal ideation.
  • These findings were consistent even when analyzing probable PTSD cases.

Conclusions:

  • All PTSD symptom clusters are associated with suicidal ideation.
  • NACM and AAR clusters are particularly strong predictors of suicidal ideation.
  • Clinicians should prioritize suicide risk screening for patients with elevated NACM and AAR scores.