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An Examination Of Hypothalamic-Pituitary-Adrenal Axis Reactivity As A Partial Mediator Of The Relation Between Trauma And Self-Injurious Behavior, Eileen Katherine Bent
An Examination Of Hypothalamic-Pituitary-Adrenal Axis Reactivity As A Partial Mediator Of The Relation Between Trauma And Self-Injurious Behavior, Eileen Katherine Bent
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Past work has linked self-injurious behavior (SIB) to a history of traumatic experiences and to problems regulating affect. While this affect dysregulation is conceptualized as occurring at a biological (as well as a behavioral) level, relatively little is known about the biological mechanisms involved. The current study explored whether reactivity of the hypothalamic-pituitary-adrenal (HPA) axis to an interpersonal stressor mediated the relation between trauma and SIB in a sample of 178 18-21 year-old heterosexual dating couples. As predicted, both trauma experience and symptoms positively predicted SIB. While the mediating model was not supported, SIB was associated with an HPA axis …