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Published on: March 8, 2018
Affective vulnerabilities and self-injury in suicide
Michael D Anestis1, Scott F Coffey, Julie A Schumacher
1Department of Psychology, Florida State University, Jackson, Mississippi, USA. anestis@psy.fsu.edu
Summary
Self-injury history can intensify the link between emotional instability and suicidal behavior. Even low affective vulnerability combined with high self-injury may increase suicide attempt risk.
Area of Science:
- Psychiatry
- Clinical Psychology
- Behavioral Science
Background:
- Affective lability and intensity are key emotional vulnerabilities.
- Suicidal behavior is a significant public health concern.
- The interplay between emotional regulation and self-harm requires further investigation.
Purpose of the Study:
- To examine if self-injury moderates the association between affective vulnerabilities and suicidal behavior.
- To explore this relationship in a general psychiatric sample and a borderline personality disorder subsample.
Main Methods:
- Utilized structured diagnostic interviews and self-report questionnaires.
- Assessed 127 participants for affective lability, affective intensity, self-injury history, and suicidal behavior.
- Analyzed moderation effects, including in a subsample (n=72) with borderline personality disorder.
Main Results:
- Significant moderation found: lower affective vulnerability coupled with extensive self-injury history predicted more lifetime suicide attempts.
- These findings were largely consistent in the borderline personality disorder subsample.
- Suggests a complex interaction where high self-injury may amplify risk in individuals with low affective vulnerability.
Conclusions:
- Self-injury acts as a moderator, altering the risk pathway from affective vulnerabilities to suicidal behavior.
- Low affective vulnerability, when combined with high self-injury, may paradoxically elevate suicide attempt risk.
- This highlights the need to consider self-injury severity in assessing suicide risk among individuals with emotional vulnerabilities.
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