Digital Commons Network^™

Acute Mechanical Circulatory Support In The Cardiovascular Icu: Investigating The Effects Of An Interactive Cardiovascular Dynamics Simulation Program On Nursing Clinical Judgment., Casey Saulman

Electronic Theses and Dissertations

Introduction: Education on acute mechanical circulatory support (AMCS), a therapy used in the cardiovascular intensive care unit (CICU) to manage cardiogenic shock (CGS) is limited for CICU nurses. There is a need to explore clinical judgment in CICU nurses and provide innovative learning experiences that foster judgment when managing AMCS. Methods: This mixed methods feasibility study investigated the effects of an interactive cardiovascular dynamics simulation program on CICU nurses’ knowledge, clinical reasoning, and clinical judgment. Semi-structured interviews explored the participants’ perceptions of the learning experience. Results: Twenty-one nurses completed the cardiovascular dynamics simulation program. The majority were white (85.7%), female …

Consequences Of Altered Burn Regimes On Plant Community Diversity In The Pineywoods Of East Texas, William Steinley

Electronic Theses and Dissertations

The re-establishment of historic fire return intervals is vital to restoring forest health, species diversity, natural succession regimes, and reduction of some invasive species. Studies on the effect of fire frequencies on southern pine understory plant communities have revealed increased plant diversity and richness in response to fire, particularly in longleaf pine. The National Forests and Grasslands of Texas (NFGT), The Nature Conservancy (TNC), and the privately-owned Winston 8 Ranch are intensively managed using prescribed burns at different frequencies for a variety of management objectives.

In this study we aimed to further investigate the effect of fire frequency, stand characteristics, …

Geologic Face Mapping Methodology Utilizing Global Positioning Systems And Unmanned Aircraft Systems, Luke Whitenburg

Electronic Theses and Dissertations

Geologic field mapping has traditionally been a low-technology process, limited by time in the field and a delicate balance between data collection and coverage area. Advancements in Global Positioning Systems (GPS), Unmanned Aircraft Systems (UAS), and software packages offer new tools and techniques for collecting high volume, accurate geologic information. These tools can provide geologists with safe and efficient ways to collect and process greater volumes of field data.

Field data for this study was collected from three open pit mines using a Trimble Geo 7X GPS unit with Geo 7 Series Rangefinder module and a Phantom 4 Pro V2.0 …

Bull Spit, Sirena Nieves, Sirena M. Nieves

Electronic Theses and Dissertations

BULL SPIT, formally known as “It’s Bullshit!!”, is an exhibition consisting of seven sculptures, four installations, and one performance. The sculptures are informed by my research on low-income, working-class communities of color, analogous to the one I grew up in. The materials for my work include domestic objects such as bedsheets, hardware, uniforms, and miscellaneous items that reflect the contemporary dysfunctional dynamics between families and communities of low-income backgrounds. Cardboard, plastic bags, Styrofoam, and paper are disposable materials manipulated into abject forms to integrate the survival practice developed from the poverty culture of “making the most out of nothing.” …

Formalization Of A Security Framework Design For A Health Prescription Assistant In An Internet Of Things System, Thomas Rolando Mellema

Electronic Theses and Dissertations

Security system design flaws will create greater risks and repercussions as the systems being secured further integrate into our daily life. One such application example is incorporating the powerful potential of the concept of the Internet of Things (IoT) into software services engineered for improving the practices of monitoring and prescribing effective healthcare to patients. A study was performed in this application area in order to specify a security system design for a Health Prescription Assistant (HPA) that operated with medical IoT (mIoT) devices in a healthcare environment. Although the efficiency of this system was measured, little was presented to …

A Comparison Of The Whytry Curriculum And Aggression Replacement Training In Adolescents At Risk For Family Breakdown, Grace Elizabeth Taylor

Electronic Theses and Dissertations

The Prevention and Early Intervention (PEI) division of the Texas Department of Family and Protective Services seeks to provide evidence-based programs to prevent family breakdown. Evidence-based programs are defined as programs that have qualitative and quantitative support of positive outcomes by peer-reviewed articles. Family and Youth Success (FAYS) is a PEI program that seeks to promote resilience in families and youth by offering one-on-one skills-based counseling and group-based learning for children and parents. FAYS utilizes the WhyTry Program and Aggression Replacement Training (ART) as social skills training programs that seek to decrease social problems and aggression and increase social skills. …

The Implications, Magnitude, And Development Of Traumatic Brain Injury For Individuals Undergoing Treatment For Opioid Use Disorder, Hannah G. Mitchell

Electronic Theses and Dissertations

There is an established bidirectional relation between substance use and traumatic brain injuries (TBIs). Despite the high rate of prescribing opioids for pain management following a TBI and the epidemic of opioid use disorder (OUD) in the United States, scarce research has specifically analyzed the association between TBI and OUD. In a series of three interrelated manuscripts, the present study will first examine the prevalence and features of TBIs among persons seeking treatment for OUD. Next, the present study will evaluate the association between TBI and indicators of risky health behaviors and OUD severity, including the risk of overdose and …

Teacher Support For Virtual Instruction In The Social Studies Classroom, Lindsay Weirich

Electronic Theses and Dissertations

This research study focuses on providing professional development for teachers using virtual reality in secondary social studies classrooms. Literature surrounding virtual reality for education focuses on the effects of virtual reality on student motivation and engagement. However, there are no current studies available to help instructional coaches or academic leaders provide adequate professional development for their staff on this topic. The purpose of this mixed-methods exploratory case study is to design a professional development founded on best practices in VR and instructional coaching to help support social studies teachers integrate VR in the classroom. Research questions include: 1) How do …

The Components Necessary In A Clinical Day Program For A Successful Transition To Traditional School, Erica Parker

Electronic Theses and Dissertations

The purpose of this research was to determine what components of academic and therapeutic clinical day programs ensure success for students with mental health diagnoses as they transition back to conventional educational settings. This study focused on the importance of developing students' capabilities to fulfill their own needs within Maslow’s Hierarchy of Needs through coping skills, academic skills, and ensuring those skills transition to their traditional home school setting. The research questions guiding this study were: 1. How is “successful reintegration” defined for students with mental health concerns by the students, families, teachers, and other school staff? 2. What program …

Factors That Contribute To Challenging Behaviors With Early Childhood Students, Jennifer N. Robinson

Electronic Theses and Dissertations

There has been an increasing number of students being referred to mental health services due to behavioral problems they exhibit at school. Behavioral and social concerns impede academic success for the individual child as well as their classroom peers. Many factors can contribute to challenging behaviors in early childhood students within rural and high-poverty communities, an elementary school in the South-Atlantic region of the United States is experiencing some of those factors. The purpose of this qualitative research study is to investigate some of the possible factors which contribute to challenging behaviors and how those factors impact academic achievement. The …

Coastal-Ocean And Estuarine Acidification In Long Bay, South Carolina: A Comparison Of In-Situ Water Quality Monitoring With Measured Carbonate System Parameters, Mary Olsen

Electronic Theses and Dissertations

One of the major water-quality issues impacting our coast and estuaries is coastal-ocean and estuarine acidification. Due to a relative dearth of data in the southeastern United States it is increasingly difficult to determine the full extent and intensity of this problem. This study provides the first characterization of coastal-ocean and estuarine acidification in Long Bay, SC by attempting to leverage long-term water quality data sets at two coastal-ocean pier sites using in-situ YSI EXO sondes deployed at both the surface and bottom waters along with two estuarine sites sampled by volunteer monitors using Orion star multi-meters. Discrete samples (120) …

The Elephant In The Classroom: Understanding Teachers’ Implicit Biases In Grading Student Work In A Mathematics Classroom, Tina Marie Medina

Electronic Theses and Dissertations

This study focused on automaticity or the choices we make without conscious thought. Specifically, the study examined how math teachers improved their understanding of the practice and evolution of culturally responsive teaching by analyzing the lived experiences and metacognition of practicing middle school teachers as they assess student work in mathematics. The potential impact of implicit stereotypes, instructor expectations, assessment design, cultural considerations, and other variables on the grading process was investigated. The purpose of this case study was to uncover teachers’ implicit biases as it relates to grading student work in a middle school math class.

This qualitative study …

Examining Teacher Knowledge And Preparedness: Teachers From India In South Carolina And The Implementation Of Udl Principles In General Education Classrooms, Lakshmi Surya Narayana Vishnubhotla

Electronic Theses and Dissertations

Increasing student diversity and the global emphasis on inclusive education necessitate a critical focus on teacher preparedness in implementing inclusive practices within classrooms. Teacher preparedness in inclusive practices is essential to ensure all students thrive in a truly inclusive educational environment. Universal Design for Learning (UDL) promotes equitable learning environments by empowering educators to address the diverse needs of their students. This framework is aligned with inclusive education legislation and provides multiple ways for learners to engage, understand information, and express their knowledge. UDL recognizes learner variability and supports student self-determination by offering choices along the learning journey, fostering greater …

"Men Hunt, Women Gather." Perceptions Of Gender And Leadership In Outdoor Recreation In A Higher Education Setting, Elizabeth Marie Johansen

Electronic Theses and Dissertations

This dissertation delved into the complex interaction between gender dynamics and leadership perceptions within outdoor recreation, particularly in the context of higher education. Utilizing Transformational Learning Theory, Critical Feminist Theory, and Conditional Outdoor Leadership Theory, this study aimed to uncover the nuanced ways in which gender influenced perceptions of leadership roles and behaviors in outdoor recreation activities based on participant’s experiences. This study utilized an explanatory sequential mixed-methods research design, which included a quantitative survey and qualitative interviews to gain a more holistic understanding of participants' perceptions and experiences.

Findings suggest that despite progress towards gender equality in outdoor recreation …

Victim Or Villain: Female Resilience And Agency In The Face Of Trauma In Chimamanda Adichie’S, Purple Hibiscus (2003) And Tsitsi Dangarembga’S, Nervous Conditions (1988), Adaobi Juliet Chukwuma

Electronic Theses and Dissertations

As long as disparities persist in the way women are treated as compared to their male counterparts, the issue of gender will continue to call forth literary productions. For this reason, female writers are on a mission to dismantle the stereotypes that keep women confined to societal roles. Grounded in a feminist framework, this study focuses on the gender disparity theme in Chimamanda Adichie’s Purple Hibiscus and Tsitsi Dangarembga’s Nervous Conditions. The aim is to examine how these writers represent the trauma of women living in an African patriarchal system. The traumatic experiences of the female characters in both texts …

Exploring The Mathematics Identities Of Urban Teacher Residents Using A Trauma-Informed Framework., Samantha Morris

Electronic Theses and Dissertations

Urban Teacher Residency (UTR) models prepare teachers to specialize in urban education. All teacher candidates, including those in UTR programs, have experiences and emotions that shape their mathematics identities. These identities can impact both the residents’ mathematics instruction and the experiences of their students. This study examines how residents’ mathematics identities developed as they participated in a Mathematics for Elementary Teachers (MET) course. To support this development, trauma-informed care (TIC) practices were embedded within the course. Such practices were designed to help residents process and heal from any potential mathematics trauma as they prepared to be teachers. This dissertation study …

Lived Experiences, Migration Journey, Religiosity, And Spirituality Depicted In Drawings By Latino Children And Youth Crossing The U.S. Mexican Border: A Qualitative Study., Doroty Magalhaes Sato

Electronic Theses and Dissertations

Widespread violence forces thousands of Central American children to endure a hazardous journey toward the U.S. Border seeking refuge. In the Latino community, faith serves as a social movement of resistance against oppression, playing a vital role in migration. There is a paucity of research documenting this experience and children's overall journey. Therefore, this study aimed to investigate the lived experience of crossing international borders, religiosity, and spirituality depicted in Latino children's drawings used as coping methods to endure the journey toward the U.S. southern border. This investigation employed Art-based approaches to give voices to children's experiences by analyzing 63 …

Understanding The Multidimensional Ramifications Of Education Censorship To Promote Justice-Oriented School Social Work., Brandon D. Mitchell

Electronic Theses and Dissertations

Since 2020, recensions on youth rights and education censorship have been backed by a network of actors and organizations on the political Right, evidenced by race and diversity curricula bans, book bans, and inflammatory media discourse. The scope and prevalence of education censorship are understudied with little known about the policies enacted, and influences of media discourse, school boards, and the effects on schools and the school social worker. The purpose of this dissertation is to explore and understand the scope and prevalence of education censorship, including policies, media discourse, school boards, and schools. To achieve the aims of this …

Macrophage Polarization And Colorectal Cancer Immune Checkpoint Protein Expression., Anne Macleod

Electronic Theses and Dissertations

The majority of patients with colorectal cancer do not respond to treatment with immunotherapy. Immunotherapy requires the expression of cell surface immune checkpoint proteins (e.g. PDL1) to exert its effect. Most (>85%) of colorectal cancers do not express these proteins and this contributes in part to the poor prognosis and survival in patients with advanced disease. The patients in which immunotherapy is a potential treatment option, are a genetic subtype known as mismatch repair deficient, and have demonstrated an excellent response to anti-PD-1/PDL1 immunotherapy. A key feature of mismatch repair deficient (MMRd) cancers is their immune cell rich tumor …

A Multiple-Methods Assessment Of Faculty Attitudes Toward Inclusive Instruction., Kate A. Snider

Electronic Theses and Dissertations

The enrollment landscape of postsecondary institutions in the United States has undergone significant demographic shifts, marked by increasing racial and ethnic diversity and a rise in enrollment of students with disabilities. Recognizing the importance of accommodating diverse learners, this study investigates faculty attitudes toward inclusive instruction, Universal Design for Instruction, and disability-related topics. This multiple-methods study aimed to identify differences across faculty groups to establish an initial measure of faculty attitudes toward inclusive teaching practices that can be used to design future training or professional development opportunities. Data was collected via an online distribution of the Inclusive Teaching Strategies Inventory …

Engaging For A Cause: How Nonprofits Can Leverage Theory To Maximize Video Engagement On Instagram., Aiko A. A. A. Jones

Electronic Theses and Dissertations

Video is the second-richest form of media, conveying both verbal and nonverbal cues to viewers (Hasim et al., 2020). When coupled with the accessibility of social media, videos can spark consumer interest and convert neutral parties to brand-supporters (Alamäki et al., 2019; Tseng & Wei, 2020). This study aimed to investigate the effects of using Aristotle’s persuasive appeals, Berger’s STEPPS, and Monroe’s Motivated Sequence on the success of nonprofit organizations’ social media videos, measured in engagement metrics (likes and comments). Through a content analysis of 50 videos posted to Instagram by randomly selected nonprofit organizations, this study found that pathos …

Social Undermining Among Police Officers In The United States., Weston B. Anderson

Electronic Theses and Dissertations

Policing is a large and critical part of the American criminal justice system. Although a focal study group for research, little is known of how social undermining impacts police officers and organizations. Social undermining can cause a variety of negative consequences, including lower job satisfaction, reduction in work-related outcomes, and mental and physical health problems (Duffy et al., 2002; Hershcovis & Barling, 2010; Sabeen & Arshad, 2019). To date, no study has examined social undermining in police officers within the United States. This qualitative research examined social undermining among police officers. Using a blend of inductive and deductive thematic analysis, …

Pre-Columbian Soil Management, Settlement, And Land Use In Amazonia: Insights Using Micro-Regional Predictive Modelling In Gurupá, Brazil., Lauren Zacks

Electronic Theses and Dissertations

The results of a micro-regional predictive model of terra preta sites in the municipality of Gurupá are presented here. A Maximum Entropy approach was selected and modified to fit a presence-background model, rather than a presence-absence model typical of binary classifications. 13 known terra preta sites were used as input samples for the relative suitability model, with explanatory variables in the respective categories of topography, hydrology, soil type and vegetation index. A 30m spatial resolution DEM served as the basis for the former two categories, while additional TauDEM analysis was performed for the hydrology category. A Sentinel-2A mosaicked quarterly composite …

Phenomenological Study Of The Impact Of Stress And Burnout After Covid-19 On Educators: Supporting Teachers In Resiliency And Facilitating Adversarial Growth Post-Pandemic., Rebecca Hicks-Hawkins

Electronic Theses and Dissertations

COVID-19 has not only caused anxiety and fears among teachers for their own health and that of their families; they are also facing increased responsibility. Planning periods had been replaced with coverage periods, where teachers must teach other classes when their colleagues are out—often due to illness—because the supply of substitute teachers cannot meet the demand (Barton & Dickason, 2022). Teaching is a demanding profession, and there will always be stress associated with a job where so many external factors come into play (Hansen, 2013). However, in the face of adversity some teachers were thriving. They are showing up and …

Development Of A High-Resolution Mid-Infrared Spectroscopy Apparatus For The Study Of Methane And Other Astrochemical Molecules., S M Shah Riyadh

Electronic Theses and Dissertations

This research documents steps towards building a novel spectroscopic technique, namely, cavity-enhanced double-resonance (CEDR) spectroscopy, for investigating methane (CH₄) and other molecules with significance in astrochemistry. These efforts focus on tackling the complexities of their ro-vibrational energy levels and the inefficiencies in analyzing vibrational spectra, particularly for molecules with high symmetry and strong intramolecular interactions. In the CEDR spectroscopy, the first photon, generated by a continuous-wave optical parametric oscillator (CW-OPO) locked to a Doppler-free saturation absorption line, excites the molecule from its ground level to a selected excited ro-vibrational (rotational-vibrational) level, e.g., that of the asymmetric CH-stretch mode. …

A Qualitative Inquiry Into The Intersectionality Of Race, Gender, And Social Networks In Stem Education., La'ree Alexandria Shontee

Electronic Theses and Dissertations

This study explores the intersectional experiences of Black women in Science, Technology, Engineering, and Mathematics (STEM) education by focusing on the strategic utilization of social capital to navigate systemic barriers and challenges. The unique struggles faced by Black women within predominantly white and male-dominated STEM programs are addressed in this study. Drawing on a growing body of literature, this research diverges from prevailing narratives of disinterest in or departure from STEM programs and instead illuminates proactive strategies employed by Black women. Through an exploration of social capital - encompassing networks, resources, and support systems - this study offers a comprehensive …

A Qualitative Exploration Of Social Capital And Its Influence On Baccalaureate Degree Completion Of First-Generation African American Men At The University Of Louisville., Joseph Marshall Goodman Iii

Electronic Theses and Dissertations

This qualitative dissertation was designed to examine influences which various forms of social capital have on post-secondary degree attainment of first-generation individuals who self-identify as African American men. Additionally, the sample population consisted of Black men who successfully matriculated to earn baccalaureate credentials across differing academic disciplines at a public historically White institution located in the mid-south region of the United States. The research data was extracted from one-on-one, semi-structured interviews using authentic dialogue through open-ended questions. Theoretical paradigms of the study involved a phenomenological approach and an ontological philosophical assumption, integrated with critical theory, critical race theory and social …

Cost Saving And Resource Limited Public Health Interventions In Southeast Asia, Amanda Blackwelder

Electronic Theses and Dissertations

Background: Public health interventions are any activity with the objective of improving human health such as preventing or curing disease, reducing the severity or duration of a disease, or assisting in regaining function after a disease or injury. These interventions are known to be impactful; however, those living with the highest burden of disease such as individuals in low- and middle-income countries have limited money and resources to successfully implement these interventions. Southeast Asian countries are among some of the middle-income countries effected by the lack of affordable interventions. The aims of this study were to assess cost saving and …

Mems Optical Cavities For Low Power Communication., Jacob Schopp

Electronic Theses and Dissertations

This thesis discusses the use of MEMS (microelectromechanical systems) optical cavities for use in low power communication. MEMS optical cavities are thin air gaps between an actuated MEMS mirror and a fixed glass encapsulation. By moving the MEMS mirror the reflectivity of the MEMS optical cavity can be changed. This change in reflectivity can be used to transmit information passively by modulating reflected light intensity instead of generating new light using a light source. These MEMS optical cavities are demonstrated using optical fibers for illumination delivery and reflected light collection. In addition to being reflected for communication, the illuminating light …

Campus Ministry And Spiritual Self-Efficacy: A Phenomenological Study Of Academic Achievement Among Black Male Students At An Historically Black College And University, Mitchell Stevens

Electronic Theses and Dissertations

Bandura’s self-efficacy theory, which emphasizes the importance of self-efficacy in motivation and achievement (Bandura, 1994), provided a lens through which to analyze the influence of Historically Black Colleges and University’s (HBCUs) campus ministry on the development of spiritual self-efficacy and academic achievement among Black males. Historically Black colleges and universities (HBCUs) have a long history of providing higher education opportunities to Black students, and they have been instrumental in fostering academic, personal, and social growth (Smith & Allen, 2014). However, little is known about the specific impact of campus ministry programs on the development of Black males’ spiritual self-efficacy and …