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Psychology

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Marquette University

Theses/Dissertations

PTSD

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Role Of Cortisol In The Development Of Post-Traumatic Stress And Dysphoria, Devi Jayan Oct 2021

Role Of Cortisol In The Development Of Post-Traumatic Stress And Dysphoria, Devi Jayan

Dissertations (1934 -)

Exposure to a traumatic event is a significant predictor for the development of posttraumatic stress disorder (PTSD) and depression. Identification of specific risk factors for PTSD and depression after trauma exposure has been challenging due to comorbid and heterogeneous presentations of these conditions. Pre-existing research demonstrates reduced cortisol response (hypocortisolism) in chronic PTSD and an exaggerated cortisol response (hypercortisolism) in depression. The current longitudinal study examined cortisol response following a traumatic injury as a potential biomarker for deciphering specific risk for PTSD, depression, and PTSD depression comorbidity. Saliva samples for cortisol assay (post-injury cortisol) were collected from 172 trauma survivors …


Relations Of Discriminatory Experiences And Marianismo Beleifs With Ptsd Symptoms In Latinx Women, Claire Maria Bird Jul 2018

Relations Of Discriminatory Experiences And Marianismo Beleifs With Ptsd Symptoms In Latinx Women, Claire Maria Bird

Master's Theses (2009 -)

Research examining the discriminatory experiences of Latinx women in minimal. The present study examined if various forms of discrimination predicted mental health symptoms in a sample of Latinx women, with the conceptualization of chronic discrimination as a possible form of trauma. There is evidence showing that Latinx individuals are at risk to develop posttraumatic stress disorder at higher rates than their non-Hispanic White counterparts, with many studies pointing to the experiences of racial/ethnic discrimination as a significant contributor (Kaczkurkin, Asnaani, Hall-Clark, Peterson, Yarvis, & Foa, 2016). Given the multiple forms of discrimination that women of color experience, ethnic discrimination, sexism, …


Towards Predicting Risky Behavior Among Veterans With Ptsd By Analyzing Gesture Patterns, Tanvir Roushan Jul 2018

Towards Predicting Risky Behavior Among Veterans With Ptsd By Analyzing Gesture Patterns, Tanvir Roushan

Master's Theses (2009 -)

Risky behavior including violence and aggression, self-injury, anger outburst, domestic violence along with self-injury, sexual abuse, rule breaking, use of drugs and alcohol, suicide etc. are alarming issues among US military veterans who return from combat zone deployment in Iraq and Afghanistan. Veterans are exposed to trauma in war zones which affect most of them with posttraumatic stress disorder (PTSD) or other metal health problems to some degree. Studies have shown that veterans have much higher rates of PTSD than civilians and are more likely to engage in risky behavior. One of the form of displaying and engaging in risky …


Mechanisms Of Regulation: Profiling The Impact Of Emotion Regulation On Posttraumatic Stress Symptoms, Samantha Ann Chesney Apr 2015

Mechanisms Of Regulation: Profiling The Impact Of Emotion Regulation On Posttraumatic Stress Symptoms, Samantha Ann Chesney

Master's Theses (2009 -)

Trauma survivors are at a high risk for developing symptoms of posttraumatic stress (PTS) and often experience difficulties with emotion regulation. However, there is no clear understanding of how multiple strategies may be used to effectively regulate PTS. The current study evaluates participants' use of six different strategies and investigates whether a specific profile of emotion regulation (i.e., the individual's default pattern of regulation, determined by the frequency with which s/he uses different strategies from a regulation inventory) is related to PTS. Results of a hierarchical cluster analysis indicated that four profiles of emotion regulation were present in the current …


Treatment Of Dual Diagnosis Post Traumatic Stress Disorder And Substance Use Disorders: A Meta-Analysis, Joshua Dolan Apr 2012

Treatment Of Dual Diagnosis Post Traumatic Stress Disorder And Substance Use Disorders: A Meta-Analysis, Joshua Dolan

Dissertations (1934 -)

The dual diagnosis of post-traumatic stress disorder and substance use disorders affects a large number of people. Various treatments have been used for addressing these co-occurring disorders and have now been empirically tested. These treatments can be divided into two categories: sequential and integrated. The goal of this study was to meta-analytically examine the effectiveness of these treatments and compare these two categories of treatment. Secondary objectives included the exploration of potential moderator variables and the symptom interplay between the two disorders after treatment. The results of the study suggested that treatment for the dual diagnosis of posttraumatic stress disorder …


Long Term Effects Of Chronic Variable Stress Administered During Different Developmental Stages In Mice, Henry Boeh Oct 2011

Long Term Effects Of Chronic Variable Stress Administered During Different Developmental Stages In Mice, Henry Boeh

Dissertations (1934 -)

A number of studies have suggested that the occurrence of past trauma can increase an individual's chance of developing PTSD from a new traumatic experience later in life. Trauma that occurs during childhood appears to have a particularly strong effect on this risk increase. Furthermore, conditioned fear responses have been shown to incubate over extended periods of time in animal models. To further investigate the role these phenomena play in the development of PTSD, this study exposed juvenile and adult mice to 7 days of chronic variable stress (CVS). One month later, a Pavlovian delay fear conditioning procedure was used …