Experiential Avoidance as a Mediator in the Relationship Between Shame and Posttraumatic Stress Disorder: The Effect of Gender

Publication Title

Psychological Trauma: Theory, Research, Practice, and Policy

ISSN

19429681

E-ISSN

1942969X

Document Type

Article

Abstract

Objective: The current study sought to investigate whether experiential avoidance (EA) mediates the effect of shame on posttraumatic symptoms (PTS) in a population of trauma-exposed individuals. Given demonstrated gender differences in posttraumatic stress disorder (PTSD), the current cross-sectional study also sought to examine whether gender moderates this mediational proposed effect. EA has been shown to mediate shame and depression symptoms, suggesting that the unwillingness to feel and/or the attempt to control shame may be an important factor in later psychopathological symptoms. Furthermore, EA appears to influence PTS over time. Method: Trauma-exposed undergraduates (n = 326, 68.8% male, Mage = 19.35, SD = 2.30) at a large Midwestern university completed measures of shame, EA, and PTS. Results: EA was found to fully mediate the relationship between shame and PTS. The role of gender was mixed as it moderated the relationship between EA and PTS such that the effect of EA is stronger for men than women; however, when analyzed with more robust methods, the effect of gender was no longer significant. A competing, flipped mediational model was run to further assess the direction of hypothesized relationships, but shame was not a significant mediator of EA and PTSD symptoms. Conclusions: Results provide further evidence for the centrality of EA in maintaining PTS and suggest targeting EA rather than shame in treatment as an avenue for intervention. Future research is needed to investigate gender differences in engagement in EA.

First Page

651

Last Page

658

Publication Date

9-1-2020

DOI

10.1037/tra0000601

PubMed ID

32496096

Keywords

Experiential avoidance, PTSD, Sex differences, Shame, Trauma

Department

Department of Psychology

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