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Constructing And Validating An Integrative Economic Model Of Health Care Systems And Health Care Markets: A Comparative Analysis Of Oecd Countries, Jesse Helligso Jan 2018

Constructing And Validating An Integrative Economic Model Of Health Care Systems And Health Care Markets: A Comparative Analysis Of Oecd Countries, Jesse Helligso

Electronic Theses and Dissertations

This dissertation argues that there are three basic types of health care systems used in industrial nations: free market (private insurance and provision), universal (public insurance and private provision), and socialized (public insurance and provision). It examines the role of market forces (supply and demand) within the health care systems and their effects on health outcomes by constructing an integrative model of health care markets and policies that is lacking within the scientific and academic literature. The results show that, free market systems have decreased access to care, good quality of care, and are economically inefficient resulting in 2.7 years …

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Public Speaking Instructors' Perceptions Of College Students Who Stutter, Charlotte Harvey Jan 2018

Public Speaking Instructors' Perceptions Of College Students Who Stutter, Charlotte Harvey

Electronic Theses and Dissertations

This study queried collegiate level instructors of public speaking asking if there was a gender based difference in their attitudes and beliefs about stuttering. The survey examined for relationships between instructor level of education and: sources of knowledge, knowledge of causation and, amount of knowledge about stuttering. Communication literature searches indicated there were few, if any, studies which specifically addressed the knowledge levels, sources of knowledge and causation information for stuttering. Stuttering occurs in approximately 1% of the worldwide population so it is reasonable to expect that most collegiate level instructors would have individuals who stutter presenting in their classrooms. …

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In Situ Treatment Systems For Remediation Of Polychlorinated Biphenyl-Contaminated Building Materials, Adibah Almutairi Jan 2018

In Situ Treatment Systems For Remediation Of Polychlorinated Biphenyl-Contaminated Building Materials, Adibah Almutairi

Electronic Theses and Dissertations

Polychlorinated Biphenyls (PCBs) are a family of synthetic organohalides comprising 209 congeners which were used historically as additives in paint and caulking materials over a span of many years. Even though the production of PCBs in the USA has been banned since the late 1970s, their former prevalence and widespread use means many structures are still coated with PCB-laden paints. In addition, the presence of PCBs in elastic sealants has resulted in transport of PCBs into concrete structures and has caused soil contamination around buildings. PCB-contaminated building materials have become a significant concern for the environment and building occupants due …

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Light Scattering Property Of Gold Nanoparticles With Applications To Biomolecule Detection And Analysis, Tianyu Zheng Jan 2018

Light Scattering Property Of Gold Nanoparticles With Applications To Biomolecule Detection And Analysis, Tianyu Zheng

Electronic Theses and Dissertations

Gold nanoparticles (AuNPs) have unique optical and chemical properties. Dynamic light scattering (DLS) is an analytical tool used routinely for nanoparticle size measurement. The combined use of AuNPs and DLS has led to a novel analytical assay technology called D2Dx (from diameter to diagnostics). Herein, my dissertation highlights the extended use of D2Dx for biomolecule detection and analysis. Under this general theme, Chapter 1 provides some background information of AuNPs, DLS, the principle of D2Dx technique and its potential applications. Chapter 2 summarizes a study on the effect of AuNP concentrations and laser power on the hydrodynamic size measurement of …

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Golden Years, Sienna Malik Jan 2018

Golden Years, Sienna Malik

Electronic Theses and Dissertations

Golden Years is the culmination of the author's studies in Creative Nonfiction writing, with attention to hybrid forms of the genre, combined with her professional background in screenwriting, and research interests in nostalgia and cultural preservation in the modern age. In the collection of essays, the author blends established forms of Creative Nonfiction, such as the braided essay, with literary conventions borrowed from other forms of written communication, such as the screenplay ("You Must Remember This," "Driver's Seat"), the cookbook ("Tip of my Tongue"), a travel guide ("A Trolley Runs Through It") and fabulist fiction ("Selkie on the Shore"). Through …

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Cell Printing: An Effective Advancement For The Creation Of Um Size Patterns For Integration Into Microfluidic Biomems Devices, Megan Aubin Jan 2018

Cell Printing: An Effective Advancement For The Creation Of Um Size Patterns For Integration Into Microfluidic Biomems Devices, Megan Aubin

Electronic Theses and Dissertations

The Body-on-a-Chip (BoaC) is a microfluidic BioMEMs project that aims to replicate major organs of the human body on a chip, providing an in vitro drug testing platform without the need to resort to animal model testing. Using a human model also provides significantly more accurate drug response data, and may even open the door to personalized drug treatments. Microelectrode arrays integrated with human neuronal or human cardiac cells that are positioned on the electrodes are essential components for BoaC systems. Fabricating these substrates relies heavily on chemically patterned surfaces to control the orientation and growth of the cells. Currently, …

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The State Of Trauma-Informed Care In The Preschool, Ellen Kolomeyer Jan 2018

The State Of Trauma-Informed Care In The Preschool, Ellen Kolomeyer

Electronic Theses and Dissertations

This study aimed to provide a foundational knowledge base from which to begin bridging the gap between research on trauma-informed, relationship-based therapeutic interventions in early childhood preschool classrooms and the practice of such classroom-based interventions. Specifically, this study identified several specific predictors (e.g., funding) and barriers (e.g., lack of knowledge and training in assessment instruments and referral options) to gaining trauma-informed knowledge and engaging in trauma-informed practices in preschool classrooms. Individuals in leadership roles at preschools were sampled anonymously with regard to their current trauma-informed knowledge and program practices. Participants included 98 preschool leaders from Florida, 36 preschool leaders from …

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The Development And Validation Of The Multicultural Competency Assessment© (Mca©), Michelle Mitchell Jan 2018

The Development And Validation Of The Multicultural Competency Assessment© (Mca©), Michelle Mitchell

Electronic Theses and Dissertations

A sound and tested multicultural therapeutic approach is an essential component in providing ethical services to all client populations (e.g., Medley, Lipari, Bose, Cribb, Kroutil, & McHenry, 2015). Therefore, concepts of multiculturalism have been integrated in ethical codes, guidelines on competence, and standards for training in preparation programs within counseling, psychology, and social work fields (e.g., American Counseling Association Code of Ethics, 2014; American Psychological Association Guidelines on Multicultural Education, Training, Research, Practice, and Organizational Change for Psychologists, 2002; Council for Accreditation of Counseling and Related Educational Programs Standards, 2016; National Association of Social Workers Standards and Indicators for Cultural …

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Help Me Be Healthy: Perceptions Of Social Support In An Online Weight Loss Program, Brittany Davies Jan 2018

Help Me Be Healthy: Perceptions Of Social Support In An Online Weight Loss Program, Brittany Davies

Electronic Theses and Dissertations

As technology changes, so do the ways in which we receive information, provide information and interact with one another. The exchange of social support is increasingly mediated by technology in the realm of health, nutrition, and fitness (Dahl, et al 2015; Wright et al 2011). Commercial weight loss and healthy lifestyle initiatives such as the Beachbody programs incorporate social media and web applications to reach a broader consumer base with individualized programming options. The present study, guided by optimal matching theory and the helper theory principle, employed online participant-observation and in-depth, semi-structured interviews with Beachbody coaches and participants to investigate …

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A Phenomenological Study Of Black Fifth Grade Students' Perceptions Of Social Studies And A Discussion With Secondary Students, Irenea Walker Jan 2018

A Phenomenological Study Of Black Fifth Grade Students' Perceptions Of Social Studies And A Discussion With Secondary Students, Irenea Walker

Electronic Theses and Dissertations

The problem I address in this study is the lack of Black elementary students' knowledge and interest of the social studies content. Black students who lack a true identity of self, fail to develop into productive citizens. Although previous studies have examined Black students' experiences in secondary social studies classrooms, few have thoroughly examined Black students' experiences in the elementary classrooms. For this study, I analyze Black fifth grade students' perceptions of the social studies content. Identifying these perceptions is imperative so educators can adjust their pedagogical practices based on what they deem as important for educational growth, and the …

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The Client Assessment Of Multicultural Competent Behavior (Camcb): Development And Validation., Seungbin Oh Jan 2018

The Client Assessment Of Multicultural Competent Behavior (Camcb): Development And Validation., Seungbin Oh

Electronic Theses and Dissertations

The significance of multicultural counseling competence (MCC) has been increasingly recognized in the literature on mental health. Cultural diversification in the United States has prompted greater research in specialized mental health needs among diverse populations. However, despite the specialized mental health needs, diverse cultural groups have faced challenges in finding multiculturally competent mental health services. Accordingly, mental health professions have placed a greater emphasis on the development of therapists' MCC through the training and education, but also made ongoing efforts to integrate MCC into evidenced-based treatment. However, the mental health professions have faced difficulty in exploring evidence for the validity …

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Energy Efficient And Secure Wireless Sensor Networks Design, Afraa Attiah Jan 2018

Energy Efficient And Secure Wireless Sensor Networks Design, Afraa Attiah

Electronic Theses and Dissertations

Wireless Sensor Networks (WSNs) are emerging technologies that have the ability to sense, process, communicate, and transmit information to a destination, and they are expected to have significant impact on the efficiency of many applications in various fields. The resource constraint such as limited battery power, is the greatest challenge in WSNs design as it affects the lifetime and performance of the network. An energy efficient, secure, and trustworthy system is vital when a WSN involves highly sensitive information. Thus, it is critical to design mechanisms that are energy efficient and secure while at the same time maintaining the desired …

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Biomechanical Models Of Human Upper And Tracheal Airway Functionality, Don Nadun Kuruppumullage Jan 2018

Biomechanical Models Of Human Upper And Tracheal Airway Functionality, Don Nadun Kuruppumullage

Electronic Theses and Dissertations

The respiratory tract, in other words, the airway, is the primary airflow path for several physiological activities such as coughing, breathing, and sneezing. Diseases can impact airway functionality through various means including cancer of the head and neck, Neurological disorders such as Parkinson's disease, and sleep disorders and all of which are considered in this study. In this dissertation, numerical modeling techniques were used to simulate three distinct airway diseases: a weak cough leading to aspiration, upper airway patency in obstructive sleep apnea, and tongue cancer in swallow disorders. The work described in this dissertation, therefore, divided into three biomechanical …

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Investigating The Role Of Cognitive Load In Synthetic Learning Environments For Training, Joelene Goh Jan 2018

Investigating The Role Of Cognitive Load In Synthetic Learning Environments For Training, Joelene Goh

Electronic Theses and Dissertations

Ensuring effectiveness of training programs has been a dominant theme in the training industry, and is constantly evolving with the steady incorporation of emerging technology. This field study offers an investigation into the intersection between the applied and research world, and examines the practicality of recommended best practices for implementing synthetic learning environments (SLEs) in the military. Specifically, cognitive load has been identified as a significant factor in influencing the effectiveness of training programs. Research on this topic has focused on utilizing the affordances of SLEs to decrease cognitive load imposed by the material and system in order to allow …

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Joint Optimization Of Illumination And Communication For A Multi-Element Vlc Architecture, Sifat Ibne Mushfique Jan 2018

Joint Optimization Of Illumination And Communication For A Multi-Element Vlc Architecture, Sifat Ibne Mushfique

Electronic Theses and Dissertations

Because of the ever increasing demand wireless data in the modern era, the Radio Frequency (RF) spectrum is becoming more congested. The remaining RF spectrum is being shrunk at a very heavy rate, and spectral management is becoming more difficult. Mobile data is estimated to grow more than 10 times between 2013 and 2019, and due to this explosion in data usage, mobile operators are having serious concerns focusing on public Wireless Fidelity (Wi-Fi) and other alternative technologies. Visible Light Communication (VLC) is a recent promising technology complementary to RF spectrum which operates at the visible light spectrum band (roughly …

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Learning Algorithms For Fat Quantification And Tumor Characterization, Sarfaraz Hussein Jan 2018

Learning Algorithms For Fat Quantification And Tumor Characterization, Sarfaraz Hussein

Electronic Theses and Dissertations

Obesity is one of the most prevalent health conditions. About 30% of the world's and over 70% of the United States' adult populations are either overweight or obese, causing an increased risk for cardiovascular diseases, diabetes, and certain types of cancer. Among all cancers, lung cancer is the leading cause of death, whereas pancreatic cancer has the poorest prognosis among all major cancers. Early diagnosis of these cancers can save lives. This dissertation contributes towards the development of computer-aided diagnosis tools in order to aid clinicians in establishing the quantitative relationship between obesity and cancers. With respect to obesity and …

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Applying Machine Learning Techniques To Analyze The Pedestrian And Bicycle Crashes At The Macroscopic Level, Md Sharikur Rahman Jan 2018

Applying Machine Learning Techniques To Analyze The Pedestrian And Bicycle Crashes At The Macroscopic Level, Md Sharikur Rahman

Electronic Theses and Dissertations

This thesis presents different data mining/machine learning techniques to analyze the vulnerable road users' (i.e., pedestrian and bicycle) crashes by developing crash prediction models at macro-level. In this study, we developed data mining approach (i.e., decision tree regression (DTR) models) for both pedestrian and bicycle crash counts. To author knowledge, this is the first application of DTR models in the growing traffic safety literature at macro-level. The empirical analysis is based on the Statewide Traffic Analysis Zones (STAZ) level crash count data for both pedestrian and bicycle from the state of Florida for the year of 2010 to 2012. The …

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Comparative Analysis Of The Effects Of Virtual Reality Active Video Game And Controller-Free Active Video Game Play On Physiological Response, Perceived Exertion, And Hedonic Experience, Shanon Wooden Jan 2018

Comparative Analysis Of The Effects Of Virtual Reality Active Video Game And Controller-Free Active Video Game Play On Physiological Response, Perceived Exertion, And Hedonic Experience, Shanon Wooden

Electronic Theses and Dissertations

Over 60% of US adults are overweight or obese. Sedentary lifestyles are considered major contributors to the high rates and increasing prevalence of obesity. Physical activity is a critical component in shifting from sedentary lifestyles. Studies indicate that less than half of U.S. adults meet the CDC/ACSM physical activity recommendations. Interactive video games can increase PA, but no study has yet assessed physiologic effort, hedonics, and perceived exertion for playing immersive virtual reality (VR) and controller-free screen-based active video games (AVGs), compared to treadmill walking and resting. We ran 25 subjects (9 female, 16 male) in 10-minute sessions of five …

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A Decision Support Tool For Video Retinal Angiography, Sumit Laha Jan 2018

A Decision Support Tool For Video Retinal Angiography, Sumit Laha

Electronic Theses and Dissertations

Fluorescein angiogram (FA) is a medical procedure that helps the ophthalmologists to monitor the status of the retinal blood vessels and to diagnose proper treatment. This research is motivated by the necessity of blood vessel segmentation of the retina. Retinal vessel segmentation has been a major challenge and has long drawn the attention of researchers for decades due to the presence of complex blood vessels with varying size, shape, angles and branching pattern of vessels, and non-uniform illumination and huge anatomical variability between subjects. In this thesis, we introduce a new computational tool that combines deep learning based machine learning …

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Analysis Of Large-Scale Population Genetic Data Using Efficient Algorithms And Data Structures, Ardalan Naseri Jan 2018

Analysis Of Large-Scale Population Genetic Data Using Efficient Algorithms And Data Structures, Ardalan Naseri

Electronic Theses and Dissertations

With the availability of genotyping data of very large samples, there is an increasing need for tools that can efficiently identify genetic relationships among all individuals in the sample. Modern biobanks cover genotypes up to 0.1%-1% of an entire large population. At this scale, genetic relatedness among samples is ubiquitous. However, current methods are not efficient for uncovering genetic relatedness at such a scale. We developed a new method, Random Projection for IBD Detection (RaPID), for detecting Identical-by-Descent (IBD) segments, a fundamental concept in genetics in large panels. RaPID detects all IBD segments over a certain length in time linear …

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Safety Investigation Of Traffic Crashes Incorporating Spatial Correlation Effects, Khalid Alkahtani Jan 2018

Safety Investigation Of Traffic Crashes Incorporating Spatial Correlation Effects, Khalid Alkahtani

Electronic Theses and Dissertations

One main interest in crash frequency modeling is to predict crash counts over a spatial domain of interest (e.g., traffic analysis zones (TAZs)). The macro-level crash prediction models can assist transportation planners with a comprehensive perspective to consider safety in the long-range transportation planning process. Most of the previous studies that have examined traffic crashes at the macro-level are related to high-income countries, whereas there is a lack of similar studies among lower- and middle-income countries where most road traffic deaths (90%) occur. This includes Middle Eastern countries, necessitating a thorough investigation and diagnosis of the issues and factors instigating …

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A Framework For Prioritizing Opportunities Of Improvement In The Context Of Business Excellence Model In Healthcare Organization, Alia Aldarmaki Jan 2018

A Framework For Prioritizing Opportunities Of Improvement In The Context Of Business Excellence Model In Healthcare Organization, Alia Aldarmaki

Electronic Theses and Dissertations

In today's world, the healthcare sector is facing challenges to improve the efficiency and effectiveness of its operations. More and more improvement projects are being adopted to enhance healthcare services, making it more patient-centric, and enabling better cost control. Healthcare organizations strive to identify and carry out such improvement initiatives to sustain their businesses and gain competitive advantage. Seeking to reach a higher operational level of excellence, healthcare organizations utilize business excellence criteria to conduct assessment and identify organizational strengths and weaknesses. However, while such assessments routinely identify numerous areas for potential improvement, it is not feasible to conduct all …

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Investigation Of A Self-Powered Fontan Concept Using A Multiscale Computational Fluid-Structure Interaction Model, Kyle Beggs Jan 2018

Investigation Of A Self-Powered Fontan Concept Using A Multiscale Computational Fluid-Structure Interaction Model, Kyle Beggs

Electronic Theses and Dissertations

Congenital Heart Disease (CHD) occurs in about 1\% (40,000) of newborn babies each year in the United States alone. About 10.9\% (960) of whom suffer from Hypoplastic Left Heart Syndrome (HLHS) - a subset of CHD where children are born with a single-ventricle (SV). A series of three surgeries are carried out to correct HLHS culminating in the Fontan procedure where venous flow returns passively to the lungs. The current configuration for the Fontan results in elevated Central Venous Pressure (CVP), inadequate ventricular preload, and elevated Pulmonary Vascular Resistance (PVR) leading to a barrage of disease. To alleviate these complications, …

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Sinkhole Detection And Quantification Using Lidar Data, Amirarsalan Rajabi Jan 2018

Sinkhole Detection And Quantification Using Lidar Data, Amirarsalan Rajabi

Electronic Theses and Dissertations

The state of Florida is highly prone to sinkhole incident and formation, mainly because of the soluble carbonate bedrock which is susceptible to dissolution and groundwater recharge that causes internal soil erosions. Numerous sinkholes, particularly in Central Florida, have occurred. Florida Subsidence Incident Report (FSIR) database contains verified sinkholes with Global Positioning System (GPS) information. In addition to existing detection methods such as subsurface exploration and geophysical methods, a remote sensing method can be an alternative and efficient means to detect and characterize sinkholes with a wide coverage. the first part of this study is aimed at developing a method …

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Applied Software Tools For Supporting Children With Intellectual Disabilities, Ahmad Abualsamid Jan 2018

Applied Software Tools For Supporting Children With Intellectual Disabilities, Ahmad Abualsamid

Electronic Theses and Dissertations

We explored the level of technology utilization in supporting children with cognitive disabilities at schools, speech clinics, and with assistive communication at home. Anecdotal evidence, literature research, and our own survey of special needs educators in Central Florida reveal that use of technology is minimal in classrooms for students with special needs even when scientific research has shown the effectiveness of video modeling in teaching children with special needs new skills and behaviors. Research also shows that speech and language therapists utilize a manual approach to elicit and analyze language samples from children with special needs. While technology is utilized …

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Passive Voice Usage In Undergraduate Stem Textbooks, Huiyuan Luo Jan 2018

Passive Voice Usage In Undergraduate Stem Textbooks, Huiyuan Luo

Electronic Theses and Dissertations

The present study, a corpus-based quantitative analysis, investigated the use of passive voice in terms of percentage (percentage of total passive usage), constructions (the most commonly used passive forms), and dispersion (the verbs that tended to be associated with passive usage) in college STEM textbooks, more specifically in Science, Technology, Engineering, and Mathematics. The corpus consisted of twenty textbooks with over 1 million running words selected from the textbooks' chapters. By identifying the main verbs and passive verbs used in the textbooks, the percentage of passive voice usage was calculated. The statistical difference of passive constructions between disciplines was examined …

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Constituting Rhetorical Agency In A Feminist Discursive Space, Ella Raynor Jan 2018

Constituting Rhetorical Agency In A Feminist Discursive Space, Ella Raynor

Electronic Theses and Dissertations

This thesis details an analysis of a project called Exposing the Silence in order to learn about agency and discursive space. This gallery for traumatic birth stories serves as a relevant site for better understanding how women are constituting their experiences with embodied autonomy and rhetorical dis/empowerment and how they come together to visually and discursively form a feminist space online. I completed a rhetorical analysis of the birth narratives and of an interview with Lindsay Askins, one of the creators of Exposing the Silence. My study finds that a dyadic relationship between embodied autonomy and rhetorical agency exists while …

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Counter Clockwise Culture Shock, Matthew Mercer Jan 2018

Counter Clockwise Culture Shock, Matthew Mercer

Electronic Theses and Dissertations

Counter Clockwise Culture Shock is a memoir focused the narrator's return to his hometown, a place he barely escaped: drug addiction, incarceration, bad relationships, alienation, an Oedipal mother, and suicidal threats. It is reflection on both culture and self, after I gained an outside perspective from Japan. The narrator is forced to relive nihilism and monotony, and face the troubles of his younger years. It describes the difficult journey of today's youth, in an evermore technologically dynamic world - with few role models able to plot a course through. This is a meditation on past actions that ended in survival. …

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Behavioral And Disease Ecology Of Gopher Tortoises (Gopherus Polyphemus) Post Exclusion And Relocation With A Novel Approach To Homing Determination, Johnathan Napier Jan 2018

Behavioral And Disease Ecology Of Gopher Tortoises (Gopherus Polyphemus) Post Exclusion And Relocation With A Novel Approach To Homing Determination, Johnathan Napier

Electronic Theses and Dissertations

In the wake of human expansion, relocations and the loss of habitat can be stressful to an organism, plausibly leading to population declines. The gopher tortoise (Gopherus polyphemus) is a keystone species that constructs burrows it shares with 362 commensal species. Frequent exclusions and relocations and long generation times have contributed to G. polyphemus being State-designated as Threatened in Florida. Prior studies have indicated that G. polyphemus may possess homing behavior and thus be able to counteract stressors due to relocation and exclusion. I radiotracked a cohort of G. polyphemus for 11 months following excavation, relocation, and exclusion due to …

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Hibridación Y Subversión De Arquetipos Femeninos Latinoamericanos En Alfonsina Storni, Gabriela Mistral Y Silvina Ocampo, Aned Ladino Jan 2018

Hibridación Y Subversión De Arquetipos Femeninos Latinoamericanos En Alfonsina Storni, Gabriela Mistral Y Silvina Ocampo, Aned Ladino

Electronic Theses and Dissertations

Social, political, and economic transformations contributed to redefine gender roles at the beginning of the twentieth century. In Latin America, Alfonsina Storni (1889-1938), Gabriela Mistral (1892-1957) and Silvina Ocampo (1906-1993) produced a hybrid narrative that challenged heteronormative conventions. In dialogue with a global realignment, they advocated for the rights of mestiza, indigenous, and working class subjects. This thesis proposes that the authors participated in a worldwide transformation that established women as historical agents. The research incorporates poems, essays, and short stories to map the emergence of independent, clever, and ambiguous models of femininity. They deployed traditional archetypes, such as the …

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