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Psychiatry and Psychology Commons

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2020

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Articles 331 - 360 of 375

Full-Text Articles in Psychiatry and Psychology

Pilot Service Evaluation Of A Brief Psychological Therapy For Self-Harm In An Emergency Department: Hospital Outpatient Psychotherapy Engagement Service, Peter J. Taylor, Kirsten Fien, Helen Mulholland, Rui Duarte, Joanne M. Dickson, Cecil Kullu Jan 2020

Pilot Service Evaluation Of A Brief Psychological Therapy For Self-Harm In An Emergency Department: Hospital Outpatient Psychotherapy Engagement Service, Peter J. Taylor, Kirsten Fien, Helen Mulholland, Rui Duarte, Joanne M. Dickson, Cecil Kullu

Research outputs 2014 to 2021

© 2020 The Authors. Psychology and Psychotherapy: Theory, Research and Practice published by John Wiley & Sons Ltd on behalf of British Psychological Society Background: Brief psychological therapies may be helpful for people who have recently self-harmed. The current paper reports on a service evaluation of a novel brief therapy service based within an Emergency Department, Hospital Outpatient Psychotherapy Engagement (HOPE) Service. This service combines elements of psychodynamic interpersonal and cognitive analytic therapy to help people who present with self-harm-related difficulties. The primary aim of this service evaluation was to ascertain the feasibility of HOPE in terms of attendance rates. …


An Exploratory Study Of The Relative Effects Of Various Protective Factors On Depressive Symptoms Among Older People, Caitlin Worrall, Michelle I. Jongenelis, Peter M. Mcevoy, Ben Jackson, Robert U. Newton, Simone Pettigrew Jan 2020

An Exploratory Study Of The Relative Effects Of Various Protective Factors On Depressive Symptoms Among Older People, Caitlin Worrall, Michelle I. Jongenelis, Peter M. Mcevoy, Ben Jackson, Robert U. Newton, Simone Pettigrew

Research outputs 2014 to 2021

© Copyright © 2020 Worrall, Jongenelis, McEvoy, Jackson, Newton and Pettigrew. Objective: The present study investigated the relative importance of various factors found to be negatively associated with depressive symptoms in older adults and assessed the potential moderating effect of sociodemographic characteristics for each factor. Method: Depressive symptoms were measured with the Center of Epidemiological Studies Depression Scale. Psychological, social, and physical health measures relating to the following factors were also administered: personal growth, purpose in life, self-esteem, self-efficacy, social support, self-rated health, life satisfaction, and physical activity. Multivariate linear regression analysis was used to investigate the most important factors …


One-Year Outcome And Adherence To Pharmacological Guidelines In First-Episode Schizophrenia: Results From A Consecutive Cohort Study, Petros Drosos, Kolbjørn Brønnick, Inge Joa, Jan Olav Johannessen, Erik Johnsen, Rune Andreas Kroken, Helen Joy Stain, Wenche Ten Velden Hegelstad, Tor Ketil Larsen Jan 2020

One-Year Outcome And Adherence To Pharmacological Guidelines In First-Episode Schizophrenia: Results From A Consecutive Cohort Study, Petros Drosos, Kolbjørn Brønnick, Inge Joa, Jan Olav Johannessen, Erik Johnsen, Rune Andreas Kroken, Helen Joy Stain, Wenche Ten Velden Hegelstad, Tor Ketil Larsen

Research outputs 2014 to 2021

© Wolters Kluwer Health, Inc. All rights reserved. Background Remission in schizophrenia is difficult to achieve. Antipsychotic drugs are critical in the treatment of schizophrenia. International guidelines for the pharmacological treatment of schizophrenia recommend a 3-step algorithm with clozapine being the third-line antipsychotic agent. This study investigated the 1-year outcome and the application of the guidelines for the pharmacological treatment of nonremitted first-episode schizophrenia (FES) patients during the first year of follow-up. Methods A sample of 78 FES patients from the Norwegian TIPS (Early Treatment and Intervention in Psychosis) 2 study was assessed at the end of the first year …


The Efficacy Of Yoga As An Adjunctive Therapy To Standard Multidisciplinary Care In The Treatment Of Female Patients Presenting With Cognitive Eating Disorder Symptoms, Cassidy Nagle Jan 2020

The Efficacy Of Yoga As An Adjunctive Therapy To Standard Multidisciplinary Care In The Treatment Of Female Patients Presenting With Cognitive Eating Disorder Symptoms, Cassidy Nagle

Capstone Showcase

Introduction: Current treatment of patients exhibiting cognitive eating disorder symptoms is standard multidisciplinary care (SMDC) involving behavioral therapy, medical management and dietetics. Because these symptoms often persist or relapse despite treatment, research has begun to explore adjunctive therapies like yoga for this population. This review will explore seven studies in order to analyze the effect of yoga (I) on cognitive eating disorder symptoms (O) in teenage and adult females (P) when added to SMDC compared to symptom reduction with SMDC alone (C).

Methods: A literature search was conducted in PubMed, Academic Search Ultimate and Google Scholar starting November 2018. Seven …


A Five-Sample Confirmatory Factor Analytic Study Of Burnout-Depression Overlap, Renzo Bianchi, Irvin Sam Schonfeld, Jay Verkuilen Jan 2020

A Five-Sample Confirmatory Factor Analytic Study Of Burnout-Depression Overlap, Renzo Bianchi, Irvin Sam Schonfeld, Jay Verkuilen

Publications and Research

Objective: It has been asserted that burnout—a condition ascribed to unresolvable job stress—should not be mistaken for a depressive syndrome. In this confirmatory factor analytic study, the validity of this assertion was examined.

Methods: Five samples of employed individuals, recruited in Switzerland and France, were mobilized for this study (N = 3,113). Burnout symptoms were assessed with the Shirom–Melamed Burnout Measure, the Maslach Burnout Inventory (MBI)—General Survey, and the MBI for Educators. Depressive symptoms were measured with the PHQ‐9.

Results: In all five samples, the latent factors pertaining to burnout’s components correlated on average more highly with the latent Depression …


Binegative Minority Stress, Psychological Processes, And Disordered Alcohol Use: Disparities Among Sexual Minority Womxn, Kinsie Jean Dunham Jan 2020

Binegative Minority Stress, Psychological Processes, And Disordered Alcohol Use: Disparities Among Sexual Minority Womxn, Kinsie Jean Dunham

Graduate Student Theses, Dissertations, & Professional Papers

Sexual minority womxn (i.e., woman-identified persons) tend to report more harmful alcohol use and more negative alcohol use outcomes than heterosexual women—a pattern not consistently observed in man-identified populations. Further, bisexually-oriented, hereafter called nonexclusively-oriented, womxn (NOW) report more negative alcohol use outcomes and meet criteria for alcohol use disorder at higher rates than both lesbians and heterosexual women (or exclusively-oriented womxn; EOW). These disparities require further investigation to explicate the antecedents and mechanisms impacting alcohol use for this at-risk population. This project examines the incremental negative effects of binegativity as a specific minority stressor and antecedent of disordered alcohol use. …


Mood Effects And Individual Differences On Reappraisal And Distraction: An Erp Study Of The Sensitivity Of Emotion Regulation Strategies, Elsa Mastico Jan 2020

Mood Effects And Individual Differences On Reappraisal And Distraction: An Erp Study Of The Sensitivity Of Emotion Regulation Strategies, Elsa Mastico

All Master's Theses

The present research evaluated the effect of mood and individual differences on the regulatory process of emotions by using a regulation task with negative and neutral images to assess reappraisal and distraction ability. Specifically, this research evaluated the average amplitude of the latent positive potential (latent positivity, LPP) brainwave linked to distraction and reappraisal using an ERP analysis. In addition, the current study compared the modulation of the LPP to the self-reported mood of the participants and their individual differences in regulation ability through scores of a self-report emotion regulation questionnaire. The latent positive potentials from an emotion regulation task …


A Metacognitive Triggering Mechanism For Anticipatory Thinking, Alexander R. Hough, Othalia Larue, Ion Juvina Jan 2020

A Metacognitive Triggering Mechanism For Anticipatory Thinking, Alexander R. Hough, Othalia Larue, Ion Juvina

Psychology Faculty Publications

Current autonomous systems have the ability to adapt to envi-ronmental changes in real-time, but limited ability to engage inanticipatory thinking (AT) with the flexibility to generalize andconsider hypothetical future situations. We argue that metacog-nitive processes are important for an and provide supporting lit-erature primarily from psychology. As an example, we presenta metacognitive monitoring mechanism implemented in a cog-nitive model and discuss ways to extend the mechanism to allowfor dynamic behavior and anticipatory thinking capabilities.


Internet Addiction And The Relationship To Self And Interpersonal Functioning Within The Alternative Model For Personality Disorders (Ampd): Implications For Psychosocial Development, Lori L. Woehler Jan 2020

Internet Addiction And The Relationship To Self And Interpersonal Functioning Within The Alternative Model For Personality Disorders (Ampd): Implications For Psychosocial Development, Lori L. Woehler

Antioch University Dissertations & Theses

Internet addictive use inclusive of inextricably interconnected mobile devices, applications, and social media predicts diminished Self and Interpersonal functioning. Internet addiction research is burdened by conflicting theoretical views, lack of standardized definitions and criteria, and the use of assessment measures adapted from those used for substance use disorders. Alternative and dimensional diagnostic models for internet addiction through a psychosocial developmental lens might further understanding of Internet addiction and reduce challenges which impact the ability to advance research and achieve clinically useful, culturally informed, and evidence-based practices for the assessment and treatment of Internet addiction.


Effects Of Mcs Program On Brain-Derived Neurotrophic Factor, Interleukin-6, 25-Hydroxy Vitamin D And Depression Among Office Workers With Mild Depression, Chirra Taworntawat Jan 2020

Effects Of Mcs Program On Brain-Derived Neurotrophic Factor, Interleukin-6, 25-Hydroxy Vitamin D And Depression Among Office Workers With Mild Depression, Chirra Taworntawat

Chulalongkorn University Theses and Dissertations (Chula ETD)

Background: Globally, major depressive is the primary cause of disability. A large part of cases is reported among the working-class. Literature reviews suggest that the disorder is tied in with immune dysregulation and inflammatory response. This study aimed to assessed MCS (mindfulness meditation + curcumin supplementation + sunlight exposure) program by comparing with a control group among mildly depressed office workers. Methods: A quasi experiment was conducted with a total of 68 male and female office workers, n=34 being treatment group (TG) and n=34 being control group (CG). The groups were compared in terms of (a) serum brain-derived neurotrophic factor …


Association Of Genetic Risks With Autism Spectrum Disorder And Early Neurodevelopmental Delays Among Children Without Intellectual Disability, Nagahide Takahashi, Taeko Harada, Tomoko Nishimura, Akemi Okamura, Damee Choi, Toshiki Iwabuchi, Hitoshi Kuwabara, Shu Takagai, Yoko Nomura, Nori Takei, Kenji J. Tsuchiya Jan 2020

Association Of Genetic Risks With Autism Spectrum Disorder And Early Neurodevelopmental Delays Among Children Without Intellectual Disability, Nagahide Takahashi, Taeko Harada, Tomoko Nishimura, Akemi Okamura, Damee Choi, Toshiki Iwabuchi, Hitoshi Kuwabara, Shu Takagai, Yoko Nomura, Nori Takei, Kenji J. Tsuchiya

Publications and Research

IMPORTANCE Autism spectrum disorder (ASD) is highly heritable, and modest contributions of common genetic variants to ASD have been reported. However, the association of genetic risks derived from common risk variants with ASD traits in children from the general population is not clear, and the association of these genetic risks with neurodevelopment in infants has not been well understood.

OBJECTIVE To test whether a polygenic risk score (PRS) for ASD is associated with neurodevelopmental progress at age 18 months and ASD traits at age 6 years among children from the general population.

DESIGN, SETTING, AND PARTICIPANTS In this cohort study, …


Choice Of God/Higher Power, Perceptions Of God/Higher Power, Religious Beliefs And Behaviors, And Social Support As Predictors Of Length Of Sobriety, Satisfaction With Life, And Quality Of Life Among People Recovering From Alcohol Addictions In Three Midwestern States, Carlton Martin Jan 2020

Choice Of God/Higher Power, Perceptions Of God/Higher Power, Religious Beliefs And Behaviors, And Social Support As Predictors Of Length Of Sobriety, Satisfaction With Life, And Quality Of Life Among People Recovering From Alcohol Addictions In Three Midwestern States, Carlton Martin

Dissertations

Problem

An estimated 12.7% of the US population meet the Diagnostic and Statistical Manual for Mental Disorders (DSM-IV) (American Psychiatric Association, 1994) criteria for Alcohol Use Disorder (AUD). The annual cost to the society, including emergency room visits, lost days at work, and accidents on the road is in the billions. The impact of this disorder on the family, the community, and the individual is immeasurable. A growing body of literature supports an association between religious and spiritual beliefs and behaviors and recovery from alcohol addiction. This project is an investigation of this association. The goal is to offer some …


An Examination Of Social Connectedness On Ptsd And Freezing In A Student Military Population, Jessica Marie Ledwith Jan 2020

An Examination Of Social Connectedness On Ptsd And Freezing In A Student Military Population, Jessica Marie Ledwith

UNF Graduate Theses and Dissertations

This study investigates the impact of social connectedness (SC) and post-traumatic stress disorder (PTSD) in a military college population, and their relation to physiological measures such as body sway, heart rate (HR), and heat rate variability (HRV). According to previous research, people with PTSD are more likely to exhibit a freezing response to affective images. In the present study, we explore the potential freezing response for military personnel at the levels of PTSD symptom groups and social connectedness. We also investigate the possible buffering effect social connectedness has on the outcome of PTSD and freezing. There was a total of …


Mental Health Service Use In The Kingdom Of Saudi Arabia, Abdulaziz S. Alangari Jan 2020

Mental Health Service Use In The Kingdom Of Saudi Arabia, Abdulaziz S. Alangari

Graduate Theses, Dissertations, and Problem Reports (ETD)

Objectives: The goal of this project was to increase knowledge concerning the current prevalence, needs and barriers to mental health service use in the Kingdom of Saudi Arabia (KSA). It’s purpose was to gather data that would help to inform future policy decisions aimed at optimizing the use and availability of these services in the KSA. There were three specific aims: 1) Examine the barriers to initiation and continuation of mental health treatment in people with a disorder diagnosed during the previous 12-months. 2) Explore the prevalence and predictors of mental health treatment dropout. 3) Examine the prevalence and patterns …


Frontal Brain Injury: Effects On Flexibility, Impulse Control, And Attention, Christopher Matthew O'Hearn Jan 2020

Frontal Brain Injury: Effects On Flexibility, Impulse Control, And Attention, Christopher Matthew O'Hearn

Graduate Theses, Dissertations, and Problem Reports (ETD)

Traumatic Brain Injury (TBI) is defined as an impact to the head, penetration of the skull, or rapid deceleration of the skull, resulting in an alteration of brain function or neurological deficit. Cognitive deficits are common following TBI and often go unresolved due to a lack of effective treatments. These deficits often perseverate into the chronic post injury phase, so the development of rehabilitative strategies is imperative. Behavioral flexibility, impulse control, and attention are a few cognitive processes that are commonly affected by TBI. The current research compares these processes between rats with and without a severe frontal brain injury …


Mechanisms Of Value-Biased Prioritization In Fast Sensorimotor Decision Making, Kivilcim Afacan-Seref Jan 2020

Mechanisms Of Value-Biased Prioritization In Fast Sensorimotor Decision Making, Kivilcim Afacan-Seref

Dissertations and Theses

In dynamic environments, split-second sensorimotor decisions must be prioritized according to potential payoffs to maximize overall rewards. The impact of relative value on deliberative perceptual judgments has been examined extensively, but relatively little is known about value-biasing mechanisms in the common situation where physical evidence is strong but the time to act is severely limited. This research examines the behavioral and electrophysiological indices of how value biases split-second perceptual decisions and the possible mechanisms underlying the process. In prominent decision models, a noisy but statistically stationary representation of sensory evidence is integrated over time to an action-triggering bound, and value-biases …


What Makes An Image Memorable? Effects Of Encoding On The Mechanism Of Recognition, Asiya Gul Jan 2020

What Makes An Image Memorable? Effects Of Encoding On The Mechanism Of Recognition, Asiya Gul

Theses and Dissertations (Comprehensive)

Memory is undoubtedly one of the most important processes of human cognition. A long line of research suggests that recognition relies on the assessment of two explicit memory phenomena: familiarity and recollection. Researchers who support the Dual Process Signal Detection (DPSD) model of recognition memory link the FN400 component (a negative ERP deflection peaking around 400 ms at frontal electrodes) with familiarity; however, it is currently unclear whether the FN400 reflects familiarity or implicit memory. Three event-related potentials (ERP) studies were conducted to determine whether implicit memory plays a role in setting up encoding strategies, and how these encoding strategies …


Experiential Avoidance And Negative Affect As Predictors Of Daily Drinking, Jason B. Luoma, Benjamin G. Pierce, Michael E. Levin Jan 2020

Experiential Avoidance And Negative Affect As Predictors Of Daily Drinking, Jason B. Luoma, Benjamin G. Pierce, Michael E. Levin

Psychology Faculty Publications

People who drink alcohol to cope with negative affect tend to drink more and experience more frequent negative alcohol-related consequences. Experiential avoidance, the tendency to avoid, suppress, or otherwise attempt to control unwanted inner experiences, is a largely pathological process that may help account for how negative affect is linked to increased alcohol consumption. However, research to-date has typically used global, trait-like measures, which limit our understanding of the conditions under which experiential avoidance is problematic. The current study tested both between-person (trait) and within-person (daily) variation in experiential avoidance and negative affect as predictors of solitary and social drinking …


A Natural Remedy: Nbccpt Approach In School For Adhd Diagnosed, Kiran Patel Jan 2020

A Natural Remedy: Nbccpt Approach In School For Adhd Diagnosed, Kiran Patel

Capstone Showcase

Nature-based child centered play therapy (NBCCPT) is a non-directive approach that can be practiced by the counselor in a natural environment consisting of natural tools. The approach allows a child to lead a therapy session without the counselor’s input. Such an approach can be beneficial for children with Attention deficit hyperactivity disorder (ADHD), especially in a school setting. Therapy in school can aid families that cannot afford outpatient therapy as well as allow counselors to track the child’s therapy progress. In school, counselors can utilize an outdoor garden to conduct NBCCPT with the help of five stages, planning, preparing, planting, …


Factors Of Physical Activity In Youth, Joshua Held Jan 2020

Factors Of Physical Activity In Youth, Joshua Held

Capstone Showcase

JOSHUA HELD

Factors of Physical Activity (PA) Levels in Youth

PA levels in youth can help to predict PA levels in adults, improve cognitive function in youth, and is associated with improved health-quality of life, blood pressure, and even mental health in adults. Thus, it is imperative to understand the various factors associated with motivating and hindering PA levels in youth and how these factors can translate into the PA habits of their adult lifestyles. The factors analyzed in this study are socio-economic status, adult influence, social influence, sedentary lifestyle, and physical/mental health. These factors overlap and differ in their …


Retrieval-Induced Forgetting In Autism Spectrum: Combining Narrative Experience With Clinical Research To Explore Stress-Induced, Transitory Retrograde Amnesia, Elizabeth Willsmore-Finkle Jan 2020

Retrieval-Induced Forgetting In Autism Spectrum: Combining Narrative Experience With Clinical Research To Explore Stress-Induced, Transitory Retrograde Amnesia, Elizabeth Willsmore-Finkle

Scripps Senior Theses

Currently, psychological research explores autism, a blanket term for a range of neurobiological and developmental differences, through a clinical, as opposed to an experiential, lens. Autism has only existed as formal diagnosis under that name since 1943 (Kanner); however, the advocacy of activists such as Temple Grandin, a slaughterhouse systems designer best known for documenting her life with autism in a series of autobiographic accounts, has begun to legitimize the incorporation of emic experiences of autism within clinical research. Researcher Dermot Bowler and colleagues (2011) have conducted extensive reviews of memory distinctions in autism, finding differences of varying degrees across …


Neuroanatomy Of The Blackspotted Rockskipper, Entomacrodus Striatus, Pooja Dayal Jan 2020

Neuroanatomy Of The Blackspotted Rockskipper, Entomacrodus Striatus, Pooja Dayal

Williams Honors College, Honors Research Projects

Here I characterized the central neuroanatomy of the Blackspotted Rockskipper, Entomacrodus striatus, native to French Polynesia. The neuroanatomy of E. striatus has not been studied prior to this paper. I used several histology and antibody staining techniques to accomplish this, including Crystal Violet, immunohistochemistry, immunofluorescence, and Bielschowsky’s Silver Nitrate staining. This paper describes the most successful techniques used, identifies major structures in the species’ neuroanatomy, and also explains why studying E. striatus is important in the future of vertebrate research.


Cancer Patients’ Tobacco Use And Tobacco Treatment Referral Response: Implementation Outcomes At A National Cancer Institute- Designated Cancer Center, Tia Borger Jan 2020

Cancer Patients’ Tobacco Use And Tobacco Treatment Referral Response: Implementation Outcomes At A National Cancer Institute- Designated Cancer Center, Tia Borger

Theses and Dissertations--Psychology

Smoking after cancer diagnosis is linked to cancer-specific and all-cause mortality among other adverse outcomes. Yet, 10-20% of U.S. cancer survivors are current smokers. Implementation of evidence-based tobacco treatment in cancer care facilities is widely recommended, yet rarely accomplished. This study focuses on the early outcomes of a tobacco treatment program integrated within an NCI-designated cancer center. Participants consist of 26,365 patients seen at the cancer center during the first 18 months of implementation. The study is a retrospective chart review of patients’ tobacco use, and among current users, patients’ treatment referral response. Over 99% of patients were screened for …


Escalation And Reinstatement Of Fentanyl Self-Administration In Male And Female Rats, Samantha G. Malone Jan 2020

Escalation And Reinstatement Of Fentanyl Self-Administration In Male And Female Rats, Samantha G. Malone

Theses and Dissertations--Psychology

Escalation of intake and craving are two DSM-5 hallmark symptoms of opioid use disorder (OUD). Objectives: This study determined if escalation measured by long access (LgA) self-administration and craving measured by reinstatement are related. Adult male and female Sprague-Dawley rats were trained to self-administer (SA) fentanyl across 7 daily 1-h sessions, followed by 21 SA sessions of either 1- or 6-h duration. Assignment to short access (ShA) and long access (LgA) groups was randomly determined for both males and females. Following 14 1-h extinction sessions, Experiment 1 assessed reinstatement induced by either fentanyl (10 or 30 μg/kg) or yohimbine (1 …


Mixed Features Specifier In Mood Disorder: The Prevalence And Associated Factors, M. Paramannantha Veloo Tesini Jan 2020

Mixed Features Specifier In Mood Disorder: The Prevalence And Associated Factors, M. Paramannantha Veloo Tesini

Student Works (2020-2029)

Introduction: Mixed episode has been an unrelieved source of discussion in the field of psychiatry over the course of two decades as the DSM-IV criteria for both a depressive and manic episode had to be fulfilled to make this diagnosis. Nevertheless, in practice, this threshold was demonstrated to be too high. Therefore, the DSM-5 introduced a less stringent ‘specifier’ in which three symptoms of the opposite pole suffice thereby creating depression and mania with mixed features, respectively. Literatures points out that approximately 40% of patients have mixed episodes, but this figure may be much higher within the context of DSM-5. …


Non-Pharmacological Interventions For Alcohol, Marijuana, And Opioid Use During Pregnancy: A Systematic Review, Hannah Safranek, Madeline Frausto, Amy King, Stoneking Madison Jan 2020

Non-Pharmacological Interventions For Alcohol, Marijuana, And Opioid Use During Pregnancy: A Systematic Review, Hannah Safranek, Madeline Frausto, Amy King, Stoneking Madison

Williams Honors College, Honors Research Projects

The purpose of this review is to analyze evidence on prevalence of opioid, alcohol and marijuana use during pregnancy and answer the PICOT question: In pregnant women addicted to or using marijuana, opioids, and alcohol, how do non-pharmacological interventions, compared to standard care of pharmacological interventions alone, affect health outcomes in mothers and neonates between birth to hospital discharge? Diagnosis of substance use disorder is increasing and with it comes increased risk of complications to mother and neonate including neonatal abstinence syndrome (NAS), fetal alcohol syndrome (FAS) and other negative neonatal and maternal outcomes. Evidence was identified on the online …


Neuroanatomical Correlates Of Impulsive Traits In Children Aged 9 To 10., Max M. Owens, Courtland S. Hyatt, Joshua C. Gray, Joshua D. Miller, Donald R. Lynam, Sage Hahn, Nicholas Allgaier, Alexandra Potter, Hugh Garavan Jan 2020

Neuroanatomical Correlates Of Impulsive Traits In Children Aged 9 To 10., Max M. Owens, Courtland S. Hyatt, Joshua C. Gray, Joshua D. Miller, Donald R. Lynam, Sage Hahn, Nicholas Allgaier, Alexandra Potter, Hugh Garavan

Department of Psychological Sciences Faculty Publications

Impulsivity refers to a set of traits that are generally negatively related to critical domains of adaptive functioning and are core features of numerous psychiatric disorders. The current study examined the gray and white matter correlates of five impulsive traits measured using an abbreviated version of the UPPS-P (Urgency, (lack of) Premeditation, (lack of) Perseverance, Sensation-Seeking, Positive Urgency) impulsivity scale in children aged 9 to 10 (N = 11,052) from the Adolescent Brain and Cognitive Development (ABCD) study. Linear mixed effect models and elastic net regression were used to examine features of regional gray matter and white matter tractography most …


The Role Of Awareness In Traumatic Brain Injuries: Interviews With Experts, Dominique Chao Jan 2020

The Role Of Awareness In Traumatic Brain Injuries: Interviews With Experts, Dominique Chao

Graduate School of Professional Psychology: Doctoral Papers and Masters Projects

Approximately 2.8 million US citizens sustain a traumatic brain injury (TBI) annually, with more than 275,000 requiring inpatient rehabilitation (Taylor, Bell & Breiding, 2013). As rehabilitation techniques are refined and adapted to increase the speed of recovery and functional independence following TBIs, there is an ongoing need for better prognostic assessment tools. Research has shown that a lack of self-awareness following TBI is associated with poorer outcomes (e.g. employability, community reintegration) following discharge from inpatient hospitalizations (Cheng & Man, 2006; Robertson & Schmitter, 2016) and can result in decreased motivation (Simmonds & Fleming, 2003), compromised safety, poor community re-integration, and …


The Dsm–5 Section Iii Personality Disorder Criterion A In Relation To Both Pathological And General Personality Traits., Chelsea E. Sleep, Brandon Weiss, Donald R. Lynam, Joshua D. Miller Jan 2020

The Dsm–5 Section Iii Personality Disorder Criterion A In Relation To Both Pathological And General Personality Traits., Chelsea E. Sleep, Brandon Weiss, Donald R. Lynam, Joshua D. Miller

Department of Psychological Sciences Faculty Publications

Following the introduction of the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM–5), section III alternative model of personality disorder, much of the empirical attention has been directed toward testing the performance of Criterion B (i.e., pathological traits). Much more recently, with the development of assessment tools related to Criterion A (i.e., personality impairment), a burgeoning literature base is forming for it as well. A closer look at the Criterion A component, however, reveals disagreements around its structure, discriminant validity, ability to distinguish between personality-based and nonpersonality-based forms of psychopathology, overlap between the two criteria, and incremental validity. …


Signaling Mechanism Responsible For 5-Ht2a Receptor Tolerance To Psychedelic Induced Head-Twitch Behavior In Mice, Audrey R. Mcmurtrie Jan 2020

Signaling Mechanism Responsible For 5-Ht2a Receptor Tolerance To Psychedelic Induced Head-Twitch Behavior In Mice, Audrey R. Mcmurtrie

Theses and Dissertations

In recent years, there has been a growing interest in psychedelic compounds stemming from their promising use as therapeutic agents and research tools that can be used to treat and study several neuropsychiatric disorders. Psychedelics have proven useful in a broad range of these diseases - they serve as models for psychosis in schizophrenia but have also had promising results in treating major depressive disorder, anxiety, and other common disorders. Decreased stigmatization surrounding psychedelics has further increased their use in research and clinical settings. In light of these trends and the promising nature of their use, a thorough understanding of …