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93 active trials for Posttraumatic Stress Disorder

Cognitive Behavioural Therapy for Complicated Grief Reactions in Old Age

While most bereaved individuals cope adaptively with the loss of a loved one, a significant minority experiences more severe and complicated grief reactions. Complicated grief reactions is an umbrella term for different types of post-loss complications, including symptoms of Prolonged Grief Disorder (PGD), depression, anxiety, and posttraumatic stress. These post-loss complications may all cause persistent suffering and functional impairment, thus pointing to a need for efficacious treatment. While Cognitive Behavioural Therapy (CBT) is a relatively well-documented efficacious treatment for symptoms of PGD, depression, anxiety, and posttraumatic stress in the period after a loss, the relative efficacy of a transdiagnostic individually delivered versus group-based CBT for these types of complicated grief reactions (CBTgrief) remain unknown. Furthermore, little evidence exists about the relative cost-effectiveness of individually delivered versus group-based CBTgrief and why and how it works. The theory of CBTgrief proposes that it works by targeting three maintaining mechanisms in PGD: 1) Insufficient integration of the loss, 2) negative loss-related cognitions, and 3) depressive and anxious avoidance. These maintaining mechanisms have also shown to be statistically associated with depression, anxiety, and posttraumatic stress in the period after a loss, suggesting that different types of complicated grief reactions might share some of the same maintaining mechanisms. However, this proposed theory of change has yet to be empirically tested as a whole. These knowledge gaps are crucial for the understanding of efficacious and cost-effective treatment formats as well as central treatment mechanisms in the psychological treatment of complicated grief reactions. The present study thus aims to examine the relative efficacy of an individually delivered versus group-based CBTgrief by means of a randomized non-inferiority trial. Secondary aims include an investigation of the relative cost-effectiveness of individually delivered versus group-based CBTgrief as well as treatment mediators. Finally, explorative analyses of potential moderators of intervention effects of CBTgrief will be conducted.

Start: April 2021
The Effect of a Combined Nature-based and Virtual Mindfulness Intervention on Perceived Stress in Healthcare Workers

Rationale: Healthcare workers that care for patients with COVID-19 are at increased risk for stress-related symptoms. When these symptoms are chronic, they can result in burnout and other mental health conditions that can exacerbate the current national health crisis. Social distancing can limit the accessibility of mental health services. Feasible and effective interventions are needed to reduce stress-related symptoms and promote resilience in this population, while adhering to federal and local guidelines to mitigate the transmission of SARS-CoV-2. Objectives: To investigate the feasibility and efficacy of a combined nature-based and virtual mindfulness intervention on stress-related symptoms and psychological resilience in healthcare workers that care for patients with COVID-19. Both components are reported to reduce levels of perceived stress and increase psychological resilience; however, the potential additive effect of their combined delivery is unknown. Methods: Ninety healthcare workers will be randomized into one of three groups: Nature+Mindfulness (n=30), Nature only (n=30), and Control (n=30). All participants will undergo assessments at baseline (week 0), post nature intervention (~week 1), and post mindfulness intervention (~week 3). The two intervention groups will have one final assessment at 2-month follow-up (~week 11). Perceived stress is the primary endpoint and will be assessed with the Perceived Stress Scale. Secondary endpoints include sleep quality, burnout, posttraumatic stress, anxiety, depression, mindfulness, self-efficacy, and psycho-social-spiritual healing. Anticipated Results: We anticipate that participants in the Nature+Mindfulness group will have greater reductions in stress-related symptoms and greater increases in psychological resilience compared with the Nature only and Control groups.

Start: June 2021
Intervention for IPV-exposed Pregnant Women

The overarching goal of the proposed project is to evaluate a randomized clinical trial of the Pregnant Moms' Empowerment Program aimed at detecting its effects on maternal mental health, re-victimization, parenting sensitivity, and infant development. The project also seeks to examine theoretically-grounded mechanisms of change, including social support and empowerment. Women participating in the study will receive either the PMEP or participate in a contact-equivalent active control group during pregnancy, and will be interviewed at baseline, post-intervention and with their infants at 3 months and 1 year old. The study will occur at two sites - the University of Notre Dame and the University of Memphis. Participants will be recruited from the local community at both locations, with an equal number of women drawn from each site - Memphis, Tennessee (n=115) and South Bend, Indiana (n=115). Enrollment will continue for approximately 2.5 years, with an expected rate of 8 eligible women per month, based on a pilot study of the Pregnant Moms' Empowerment Program. The expected duration of the study for each participant will be approximately 1.5 years, with some variation due to women enrolling at different points in their pregnancy. The primary objective of the proposed project is to determine if the Pregnant Moms' Empowerment Program has positive effects on maternal mental health, re-victimization rates, parenting sensitivity, and infant development compared to women's participation in a contact-equivalent active control group. This objective will be evaluated using a multi-site randomized clinical trial design. Participants (N = 230) will be equally randomized into study arms. Eligible women will include those who are: 1) currently pregnant (primi or multiparous) and between 10 and 30 weeks gestation, 2) experienced IPV within the past year, 3) English speaking and 4) age 16 or older. The study will include 9 total visits: 4 assessments and 5 sessions for both study arms. In-person assessment visits will be completed by a trained research assistant; each visit will take approximately 2-3 hours, with post-partum assessments somewhat longer than prenatal assessments given the addition of the infant developmental assessment and parent-child observation task. Women will be compensated $30 for the first two assessments and $50 for the second two assessments. Following the final assessment, women will be invited to complete a daily diary (virtually) each day for 30 days. Each survey will take approximately 5-10 minutes to complete, and women will be compensated $2 for each completed survey. Women will also receive a $10 bonus for each set of 10 consecutive surveys. Treatment sessions will be 2 hours in duration. Women in the PMEP will complete a structured set of sessions: (1) supporting each other, support in the community, (2) identifying and understanding sources of distress, (3) cognitive and behavioral strategies to build resilience and resolve conflict, (4) perinatal health and infant care, and (5) positive parenting. Women in the active control condition will participate in facilitated discussions on a topic identified by the group. All sessions will be audio recorded so that treatment fidelity can be evaluated (for the Pregnant Moms' Empowerment Program) and so that content overlap can be assessed (for the active control condition).

Start: July 2019
A Case Formulation Approach to Cognitive Processing Therapy

Recent estimates suggest that over 610,000 US Veterans treated by the Veterans Health Administration (VHA) suffer from PTSD, a disorder that can be chronic and debilitating. The heterogeneity of the 20 symptoms of PTSD; comorbidity with disorders such as depression, panic, and substance use; high rates of lingering effects of physical injury; and suicidality all contribute to complex clinical presentations and can exact a significant toll on functioning, quality of life, and well-being even decades after exposure to the traumatic event. Perhaps spurred by the President's New Freedom Commission on Mental Health, psychosocial rehabilitation has shifted from the periphery in mental health recovery models to a more primary focus in clinical settings, including recommendations for use of psychosocial rehabilitation techniques in trauma-focused mental health care. Support for the efficacy of psychosocial rehabilitation techniques in PTSD recovery programs has burgeoned in recent years and data supporting psychological treatments for PTSD has increased exponentially, yet the two approaches to recovery have largely remained independent. Cognitive Processing Therapy (CPT), the evidence-based psychotherapy (EBP) for PTSD most frequently delivered within VHA, yields large magnitude reductions in primary PTSD outcomes. Corresponding gains in occupational, social, leisure, and sexual functioning, and in health-related concerns have also been demonstrated. Despite CPT's effectiveness, there is room for improvement in overall outcomes and patient engagement. Further, improvements in functioning and quality of life are more modest than those observed in PTSD and associated mental health symptoms. Prior work suggests that unaddressed difficulties in functioning contribute to premature dropout from EBPs for PTSD among Veterans. Directly targeting impairments associated with psychosocial functioning has the potential to substantially increase the scope of recovery beyond the core symptoms of PTSD and facilitate greater patient engagement, resulting in more Veterans benefitting from CPT. Modifying the CPT protocol to personalize the intervention for the individual patient has resulted in better overall response rates for a wider variety of patient populations suffering from complicated clinical presentations. Case formulation (CF) is a well-established approach to cognitive-behavioral treatment that facilitates a collaborative process between providers and patients to guide the tailoring of treatment to meet idiosyncratic patient needs. Integrating CF strategies into the existing CPT protocol will enable providers to personalize CPT to directly address impairment in functioning as well as provide the latitude to directly intervene with the complex challenges that threaten optimal outcomes within the context of trauma-focused therapy. CF-integrated CPT (CF-CPT) expands and enhances the CPT protocol to facilitate a personalized and flexible approach to treating PTSD that prioritizes the administration of the full dose of CPT while expanding the protocol to directly target important domains of functioning and result in more holistic outcomes. This controlled treatment outcome trial will randomize a national sample of CPT providers (Veteran n = 200; provider n = 50) to either deliver CF-CPT or CPT to compare the relative effectiveness of CF-CPT to CPT in improving primary outcomes, including Veterans' psychosocial functioning, quality of life and well-being over the course of treatment and 3-month follow-up as compared to Veterans who receive standard CPT. Further, Veterans who receive CF-CPT will demonstrate greater reductions in PTSD and depression over the course of treatment and 3-month follow-up than those who receive CPT. This study also seeks to determine the effectiveness of CF-CPT as compared to CPT in improving Veterans' treatment engagement (CF-CPT will demonstrate higher rates of Veteran treatment completion than CPT). This study will valuate CF-CPT's indirect impact on Veterans' psychosocial functioning and PTSD/depression symptomology Change in functioning, quality of life, and well-being & PTSD and depression will be associated with improvement in the idiosyncratic clinical challenges targeted by the CF. This study will also examine between-group differences across secondary outcomes (e.g. anger, anxiety, health concerns, sleep, numbing/reactivity) and describe the frequency and type of the clinical and rehabilitative needs of the Veterans and the type and duration of divergences (e.g. rehabilitative techniques) made by providers.

Start: March 2021
Cognitive Training for PTSD

Posttraumatic stress disorder (PTSD) is a chronic, disabling condition that occurs in a subgroup of individuals after experiencing traumatic stress, and is common in Veterans seeking mental health treatment at the VA. Although evidence-based psychosocial treatments exist for PTSD, a substantial portion of individuals do not fully respond to treatment. Thus, there is a clear need to continue researching novel interventions for PTSD in Veterans. Recently, new interventions for mental health disorders have utilized computerized cognitive training techniques in order to improve the functioning of cognitive systems and reduce symptoms. This type of intervention, often referred to as neurotherapeutics, may hold promise for PTSD as a method for ameliorating symptoms and improving cognition. Individuals with PTSD demonstrate difficulties with cognitive control functions, which appear to be causally implicated in symptoms of the disorder (e.g., intrusive trauma-related memories). To date the efficacy of neurotherapeutics for PTSD has been understudied in Veterans. The current proposal aims to bridge research on basic neurocognitive mechanisms of PTSD with intervention research by conducting a randomized controlled trial (RCT) of a cognitive control training program in 80 Veterans with PTSD. Veterans will complete computer-based training exercises designed to specifically target and improve aspects of cognitive control. Veterans will complete the program twice per week for eight weeks. Symptoms will be assessed before and after treatment, as well as at a two month follow up time point. The primary goal of the study is to examine the effect of the intervention on PTSD symptoms and cognitive deficits. Evaluating symptom change as a result of the intervention will provide critical data regarding the utility of this program as a PTSD treatment. If effective, this training program could serve as alternative treatment option for Veterans with PTSD, and could be translated into an easily transportable intervention for dissemination (e.g., through web-based platforms). A secondary goal is to use functional magnetic resonance imaging (fMRI) to better understand the mechanisms by which cognitive training culminates in symptom reduction. If training cognitive control with neurotherapeutics directly enhances functioning of specific neural substrates as hypothesized, improvements in affective processes relying on shared neural regions would also be predicted. Modifying functioning in these substrates with training may thus reduce symptoms by improving neural functioning while processing and managing trauma-related affect and information. Neural systems used for cognitive control targeted in the training described (e.g., dorsolateral prefrontal cortex [dlPFC]) are also recruited when individuals mentally manipulate emotional information, such as when individuals use reappraisal to change the way that they think about negative emotional situations or content. In this study, Veterans will complete a neutral cognitive control task and a reappraisal task while undergoing fMRI before and after completing the training treatment. This will be the first study to evaluate neurobiological mechanisms of this type of training in PTSD, which is a fundamental next step for understanding how to improve the training program and who may be best served by completing it.

Start: June 2018