Digital Commons Network^™

Federal Reserve Lending Programs: Use Of Cares Act-Supported Programs Has Been Limited And Flow Of Credit Has Generally Improved, United States: Government Accountability Office (Gao)

Documents

No abstract provided.

Annual Report - 2020, Fundo Garantidor De Crèditos

Documents

No abstract provided.

Gender Difference In Mortality Among Pulmonary Tuberculosis Hiv Co-Infected Adults Aged 15-49 Years In Kenya, Rose J. Kosgei, Steven Callens, Peter Gichangi, Marleen Temmerman, Anne-Beatrice Kihara, Gathara David, Eunice Nyaboe Omesa, Enos Masini, E. Jane Carter

Obstetrics and Gynaecology, East Africa

Setting: Kenya, 2012–2015

Objective: To explore whether there is a gender difference in all-cause mortality among smear positive pulmonary tuberculosis (PTB)/ HIV co-infected patients treated for tuberculosis (TB) between 2012 and 2015 in Kenya.

Design: Retrospective cohort of 9,026 smear-positive patients aged 15–49 years. All-cause mortality during TB treatment was the outcome of interest. Time to start of antiretroviral therapy (ART) initiation was considered as a proxy for CD4 cell count. Those who took long to start of ART were assumed to have high CD4 cell count.

Results: Of the 9,026 observations analysed, 4,567(51%) and 4,459(49%) were women and men, …

Nos Hurricane Preparedness Summit Series 2020, Coastal Response Research Center

Coastal Response Research Center

An in-person, three-day NOS Hurricane Summit was planned in late-April 2020 ahead of the 2020 hurricane season. The purpose of the summit was to enhance preparedness for the 2020 hurricane season by identifying past shortfalls and challenges using the lessons learned from past events to plan for future hurricane response requests. The summit series centered on the safety and preparedness of NOS staff, facilities, partners, and other key resources as well as mission related activities and response actions. These mission activities included, but were not limited to, coordination with USCG for port safety and reopening, readiness and response for pollution …

Contraceptive And Reproductive Health Practices Of Unmarried Women Globally, 1999 To 2018: Systematic Review And Meta-Analysis, Meng-Yao Wang, Marleen Temmerman, Wei-Hong Zhang, Yu Fan, Yi Mu, Si-Ping Mo, Ai Zheng, Jin-Ke Li

Obstetrics and Gynaecology, East Africa

Background: Premarital sex practices and contraceptive prevalence rate (CPR) among unmarried women worldwide remain unclear, even though unmarried women tend to have multiple sex partners over time, which makes their sexual behaviors particularly important to the sexual and reproductive health of society more broadly.

Methods: We searched the MEDLINE, PubMed, and Google Scholar databases for relevant articles published between January 1, 1999 and December 31, 2018. Data on prevalence of premarital sexual intercourse, use of highly prevalent contraceptive methods, as well as CPR overall and at first sexual intercourse were extracted and estimated using a DerSimonian- Laird random effects model. …

Segmentation Method For Face Modelling In Thermal Images, Albar Albar, Hendrick Hendrick, Rahmat Hidayat

Knowledge Engineering and Data Science

Face detection is mostly applied in RGB images. The object detection usually applied the Deep Learning method for model creation. One method face spoofing is by using a thermal camera. The famous object detection methods are Yolo, Fast Region Based Convolutional Neural Networks (RCNN), Faster RCNN, SSD, and Mask RCNN. We proposed a segmentation Mask RCNN method to create a face model from thermal images. This model was able to locate the face area in images. The dataset was established using 1600 images. The images were created from direct capturing and collecting from the online dataset. The Mask RCNN was …

Flexible Strain Detection Using Surface Acoustic Waves: Fabrication And Tests, Rishikesh Srinivasaraghavan Govindarajan

Doctoral Dissertations and Master's Theses

Over the last couple of decades, smart transducers based on piezoelectric materials have been used as sensors in a wide range of structural health monitoring applications. Among them, a Surface Acoustic Wave sensor (SAW) offers an overwhelming advantage over other commercial sensing technologies due to its passive, small size, fast response time, cost-effectiveness, and wireless capabilities. Development of SAW sensors allows investigation of their potential not only for measuring less-time dependent parameters, such as pressure and temperature, but also dynamic parameters like mechanical strains. The objective of this study is to develop a passive flexible SAW sensor with optimized piezoelectric …

Numerical Analysis Of Multi-Functional Surface Acoustic Wave Sensor, Xin Xu

Doctoral Dissertations and Master's Theses

A surface acoustic wave (SAW) sensor can have broad industrial applications due to its compact size, low cost-effectiveness, and versatility of sensible measurands, as well as the wireless capabilities. In this study, a theoretical modeling approach accompanied by a MATLAB-based algorithm of the SAW device is first presented. With the designed dimensional parameters and selected material properties, numerical analyses are performed using COMSOL Multiphysics to validate the theoretical results. Various postprocessing responses of the propagated SAWs in both time and frequency domains, such as time delay, insertion loss, and frequency shift, are examined to evaluate the device performances. Also, the …

Efficient Scheduling Of Plantation Company Workers Using Genetic Algorithm, Wayan Firdaus Mahmudy, Andreas Pardede, Agus Wahyu Widodo, Muh Arif Rahman

Knowledge Engineering and Data Science

Workers at large plantation companies have various activities. These activities include caring for plants, regularly applying fertilizers according to schedule, and crop harvesting activities. The density of worker activities must be balanced with efficient and fair work scheduling. A good schedule will minimize worker dissatisfaction while also maintaining their physical health. This study aims to optimize workers' schedules using a genetic algorithm. An efficient chromosome representation is designed to produce a good schedule in a reasonable amount of time. The mutation method is used in combination with reciprocal mutation and exchange mutation, while the type of crossover used is one …

Convolutional Neural Network On Tanned And Synthetic Leather Textures, Faadihilah Ahnaf Faiz, Ahmad Azhari

Knowledge Engineering and Data Science

Tanned leather is an output from complex processes called tanning. Leather tanning is an important step that used to protect the fiber or protein structure of animal’s skin. Another reason of tanning process is to prevent the animal’s skin from any defect or rot. After the tanning is complete, the leather can be applied to produce a wide variety of leather products. Thus, the leather prices usually more expensive because it takes longer time in process. Another way to get cheaper price is make non-animal leather that usually known as synthetic or imitation leather. The purpose of this paper is …

Understanding The Influence Of Interdisciplinary Research: An Examination Of Carol Hirschon Weiss’S Scholarship, Gregory Dee Greenman Ii

Dissertations

Research evaluation is the subfield of evaluation that examines the processes and products of scientific and technological research. This dissertation explores the case of interdisciplinary research evaluation by reviewing the publications of one of the most influential and highly cited scholars in evaluation, public administration, and knowledge utilization: Carol Hirschon Weiss. As one of the foundational theorists of evaluation, the evaluation perspective of Weiss's work typically pervades discussions. That approach ignores her influence in other fields, particularly her centrality to the knowledge utilization field. Prior research indicates that the influence of interdisciplinary research is challenging to ascertain because research evaluation …

A Phenomenological Study Of Faculty Members’ Experiences With Attempting To Integrate Religion And Spirituality Into Counseling Psychology Doctoral Training, Theresa M. Nutten

Dissertations

Religion and spirituality (R/S) are two of several multicultural variables salient to some clients seeking counseling, therefore psychologists are expected to be sensitive to and respectful of R/S in professional duties (APA, 2017a; APA, 2017b). However, research has shown that the integration of topics of R/S into the training of psychology graduate students has been minimal at best (Brawer et al., 2002, Hage et al., 2006, Saunders et al., 2014; Schafer et al., 2011; Schulte et al., 2002; Vogel et al., 2013). There are potential logistical and personal barriers to the inclusion of religion and spirituality into mental health training …

Predictors Of Opioid And Alcohol Pharmacotherapy Initiation At Hospital Discharge Among Patients Seen By An Inpatient Addiction Consult Service, Honora Englander, Caroline King, Christina Nicolaidis, Devin Collins, Alisa Patten, Jessica Gregg, P. Todd Korthuis

School of Social Work Faculty Publications and Presentations

Background:

Medications for opioid use disorder (MOUD) and alcohol use disorder (MAUD) are effective and under-prescribed. Hospital-based addiction consult services can engage out-of-treatment adults in addictions care. Understanding which patients are most likely to initiate MOUD and MAUD can inform interventions and deepen understanding of hospitals’ role in addressing substance use disorders (SUD).

Objective:

Determine patient- and consult-service level characteristics associated with MOUD/MAUD initiation during hospitalization.

Methods:

We analyzed data from a study of the Improving Addiction Care Team (IMPACT), an interprofessional hospital-based addiction consult service at an academic medical center. Researchers collected patient surveys and clinical data from September …

Pilot Study, Antihypertensive Prescription Analysis Of Hypertensive Patients At Community Pharmacy Outlet; Sri Lankan Perspectives, R.N. Senarathne, N.S. Silva, R.Y. Mallawaarachchi, M.M.P.M. Hasanthi, H.H.V.K.N., S.B. H.P.

Journal of Innovation in Science, Engineering and Technology

Prescribing pattern of antihypertensive medicines is much concerned in the context of treating this disease hypertension. The main objective was to determine prescribing patterns of antihypertensive medicines. Hundred prescriptions were collected from one community pharmacy outlet for three days. Prescriptions of hypertensive patients were analysed by using Microsoft Excel. Out of hundred prescriptions, 57% accounted for female and 43% for male. According to the results, antihypertensive drugs were widely prescribed for patients (54%) above 60 years, as expected following 45% of patients within 20-60 years age category. But, only one patient below 20 years of age (1%) was prescribed with …

“We Were Queens.” Listening To Kānaka Maoli Perspectives On Historical And On-Going Losses In Hawai’I, Antonia R.G. Alvarez, Val. Kanuha, Maxine K.L. Anderson, Cathy Kapua, Kris Bifulco

School of Social Work Faculty Publications and Presentations

This study examines a historical trauma theory-informed framework to remember Kānaka Maoli (Native Hawaiian) and lesbian, gay, bisexual, transgender, queer, and/or māhū (LGBTQM) experiences of colonization in Hawai`i. Kānaka Maoli people and LGBTQM Kānaka Maoli face health issues disproportionately when compared with racial and ethnic minorities in Hawai’i, and to the United States as a whole. Applying learnings from historical trauma theorists, health risks are examined as social and community-level responses to colonial oppressions. Through the crossover implementation of the Historical Loss Scale (HLS), this study makes connections between historical losses survived by Kānaka Maoli and mental health. Specifically, this …

The Roles Of Osteopontin In The Pathogenesis Of West Nile Encephalitis, Farzana Nazneen, Fengwei Bai

Faculty Publications

Osteopontin (OPN), a multifunctional protein encoded by the secreted phosphoprotein-1 (Spp-1) gene in humans, plays important roles in a variety of physiological conditions, such as biomineralization, bone remodeling and immune functions. OPN also has significant roles in the pathogenesis of autoimmune, allergy and inflammatory diseases, as well as bacterial, fungal and viral infections. West Nile virus (WNV), a mosquito-transmitted flavivirus, is the leading agent for viral encephalitis in North America. Recent progress has been made in understanding both the biological functions of OPN and the pathogenesis of WNV. In this review article, we have summarized the current understanding of the …

Teachers' Interventions To In-Person Bullying And Cyberbullying Situations, Amaia Lojo Novo

Boise State University Theses and Dissertations

This dissertation comprises five chapters, and it is an article-based format that studies teachers’ needs and characteristics regarding bullying intervention. It is divided into two phases that are explained through the different chapters. Chapter One explains the problem's overall background and provides an introduction to the three papers presented in the next chapters. Chapter Two presents the First Phase of the dissertation, which provided information about teachers’ knowledge, concerns, and practice regarding bullying. Findings demonstrate that Idaho education professionals need training and resources to help them intervene appropriately, especially with cyberbullying. Chapter Three focuses on the following potential teachers’ characteristics …

The Effects Of Head Start On Parenting: A Systematic Literature Review, Julia Alotta

Public Administration & Policy

Head Start (HS) is federally funded early childhood development program that provides services, including daycare and parenting classes for low-income families. However, debates exist over its efficacy in improving child development outcomes throughout the child’s life course. This research aimed to review the evidence that Head Start improves parenting skills, which, in turn can foster improved health through a systematic review of recent empirical literature on Head Start and parenting. The study identified nine studies measuring the impact of parental involvement in HS on child outcomes. After reviewing these articles, we conclude that the HS program allows for parents to …

Perceptions Of The Built Environment Among Older Adults Who Live In Age-Restricted Communities Compared To Those Who Do Not In Southern Nevada, Sandra Annan

UNLV Theses, Dissertations, Professional Papers, and Capstones

As Americans are living longer, there has been exponential growth in the number of older adults. Growth in the aging population has created unique challenges. As seniors age, they face many changes in their health, financial stability, and lifestyle, making it challenging to remain independent. The inability to remain independent can be a stressful and depressing experience for older adults. Studies show that most seniors prefer to stay in their current living environment as they age, or age in place, rather than move into senior housing or other available housing options designed for aging. This study investigates how perceptions about …

Development And Initial Validation Of The Veterans Educational Transition Scale (Vets): A Brief Scale To Predict Successful Transition Of Student Veterans To College, Lisa Beckman

UNLV Theses, Dissertations, Professional Papers, and Capstones

The aim of this dissertation was to develop and validate a scale to assess factors that interfere with veterans’ successful transition from military life to the college environment. Student veterans are a unique population in the student body and often have unique challenges assimilating to the college environment, including difficulties making social connections, multiple life responsibilities, and unique mental health presentations. Currently, there is no measure to assess and identify transition challenges that student veterans may experience, and yet significantly more veterans are enrolling in college to take advantage of their post-9/11 GI bill benefits. This dissertation includes two studies. …

The Effect Of Asynchronous Versus Synchronous Online Course Delivery On Hesi Scores And Student Engagement For Rural Pre-Licensure Nursing Students, Susan Luke Belliston

UNLV Theses, Dissertations, Professional Papers, and Capstones

Since nurses are the primary providers of direct patient care in the United States, a shortage in any community can impact the quality of health care available. Rural areas were among the first to be affected by the current nursing shortage. Further challenges to the rural nurse supply include a lack of access to nursing education, particularly baccalaureate education.Both distance and online education options allow for the increased reach of higher education to rural areas. Existing nursing education literature focuses on graduate nurse education and baccalaureate completion education. The pre-licensure nursing student is mostly absent from the existing literature concerning …

Validation Of Novel Obstructive Sleep Apnea Treatment With Silicone Gel Experimental Models, Dustin Walter Burd

UNLV Theses, Dissertations, Professional Papers, and Capstones

Predictive modeling to increase treatment success rates for surgical procedures is becoming more common in the scientific community. For obstructive sleep apnea (OSA), modeling has been predominately performed using computers as opposed to experimental models. Computer simulation saves time by eliminating the need to fabricate complex experimental models but comes at the expense of insight gained through physical observations made in real time. Experimental models for studying OSA are needed to validate computational work, provide perspective on anatomical scale and demonstrate complex deformations in real time. This work addresses prior hurdles in experimental model fabrication with a novel process using …

The Effect Of Body Armor On Pulmonary Function And Repeated Sprint Performance, Dustin Dunnick

UNLV Theses, Dissertations, Professional Papers, and Capstones

Introduction: Tactical athletes face the unique task of performing physically demanding occupational duties often while wearing torso-borne loads. While pulmonary function has been shown to decrease while wearing plate-carrier style body armor, there has yet to be a study using the more accurate measurement of plethysmography to determine exactly why. Additionally, the inspiratory muscle’s pressure generation capabilities and how they respond to a repeated running sprint test while wearing body armor are unknown. Therefore, the purpose of this dissertation was to examine how body armor affects pulmonary function, inspiratory muscle strength, and athletic performance during repeated, high-intensity sprints.

Methods: Twelve …

Light Conditions During Desiccation And Rehydration Impact The Recovery Of Cultured Timmiella Crassinervis, Sotodeh Ebrahimi

UNLV Theses, Dissertations, Professional Papers, and Capstones

Many terrestrial mosses of xeric environments experience excess light during extended periods of desiccation. While dry or hydrated, excess light energy can lead to formation of reactive oxygen species and photoinhibition (e.g. damage to Photosystem II) which affects photosynthetic stress and efficiency. This study aimed to determine the effect of duration dry and light intensity (PAR) on cultured shoots of the chaparral moss Timmiella crassinervis, as well as to elucidate the optimal rehydration light conditions for this species. I hypothesized that 1) mosses exposed to higher light intensities during desiccation would incur more damage upon rehydration than those exposed to …

Using The Critical Mathematics Pedagogical Framework To Teach Adult Basic Education Learners: A Transformative Convergent Parallel Mixed Methods Study, Matthew D. Gromlich

UNLV Theses, Dissertations, Professional Papers, and Capstones

The goal of this study was to design and implement curricula in the Adult Basic Education classroom that aligned to the Critical Mathematics Pedagogical Framework. Specifically, this study assessed if ABE students’ mathematics anxiety and mathematics self-efficacy ware affected by curricula that aligns to the Critical Mathematics Pedagogical Framework. Using a transformative convergent parallel mixed methods study, this study showed that students taught using CMPF-based lessons specifically reflected on their own attitudes towards mathematics self-efficacy, mathematics anxiety, number positioning, and the need for societal change around mathematical concepts. Both quantitative and qualitative data were analyzed to highlight student reflections and …

Exploring The Airline Passengers’ Preferences Of Inflight Foods, Eun Min Hwang

UNLV Theses, Dissertations, Professional Papers, and Capstones

To keep up with a rapidly expanding aviation industry, it is critical for airline marketers to incorporate most preferred service elements to enhance the passengers’ inflight experience. To attract the valued passengers, the current study focused on inflight foods and included the attributes that address the trends of healthy and environmentally sustainable foods. Usingconjoint value analysis, the study investigated the differences on participants’ preferences and importance of inflight food attributes with their demographic profiles and travel characteristics. The research found that health and taste attributes were found to be the greatest importance of inflight foods and suggested the optimal inflight …

The Relationship Among Sociocultural Assimilation, Dietary Behavior, And Physical Activity In Adult Latinxs In The U.S., Erick Lopez

UNLV Theses, Dissertations, Professional Papers, and Capstones

This dissertation examines the relationship between sociocultural assimilation and health behaviors among adult Latinxs in the United States to address whether different assimilation models promote or hinder Latinx health. Existing research on assimilation and health behaviors among Latinxs relies heavily on the use of proxy measures of assimilation such as length of time in the U.S., nativity, age of arrival, and language preferences for surveys. These studies tend to show that greater assimilation to mainstream U.S. culture among Latinxs is associated with the adoption of poor health behaviors and the erosion of the immigrant health advantage. Research that uses sociocultural …

Association Between White Matter Hyperintensities, Cortical Thinning, And Clinical Outcomes In Mild Traumatic Brain Injury, Thomas Helmut Knoblauch

UNLV Theses, Dissertations, Professional Papers, and Capstones

Traumatic Brain Injury (TBI) is a global health challenge, with over 4.6 million confirmed cases annually in North America alone. Mild traumatic brain injuries (mTBIs) are the most common and make up approximately 81% of all TBI diagnoses worldwide [1]. Studies indicate that 10–15% of patients suffer from trauma induced symptoms (i.e. headache, loss of balance, cognitive impairments, fatigue, and mental health/affective disorders) as far as 1 year post injury [2]. Prediction and management of these post-traumatic sequalae is complicated by a lack of symptom associated neuroimaging findings. In spite of a “prominent distribution” of frontotemporal WMHs in pediatric subjects …

A Multi-Channel Mcp-Pmt Based Readout Integrated Circuit For Lidar Applications, Sachin Purushothaman Namboodiri

UNLV Theses, Dissertations, Professional Papers, and Capstones

Photon counting techniques are becoming more critical in fields such as LiDAR, high energy physics (HEP), and positron emission tomography (PET). For space-based aerosol-cloud-ocean (ACO) LiDAR, the total aggregate photon flux signal has a very high dynamic range, from a single-photon up to giga-photons per second for a single channel. This dissertation focuses on the design of a multichannel, photon counting readout circuit that can interface with MCP-PMTs for high dynamic range, space-based LiDAR applications. Chapter 2 presents the conventional current mode approach that has been employed to realize a photon counting circuit. A transimpedance amplifier, a 6-bit delay line …

Thinking About Thinking: Children’S Awareness And Development Of Metacognitive Emotion Regulation, Reilly Rowland

UNLV Theses, Dissertations, Professional Papers, and Capstones

Metacognitive emotion regulation is a complex system of our underlying thinking that contributes to the emotions that we endure. By gaining an understanding of this concept, young children can learn various strategies, e.g. cognitive reappraisal, problem solving, and delayed gratification, to help alter their thoughts and/or goals to alleviate negative emotion. Thus, they are able to increase their confidence in their own metacognitive emotion regulation abilities and awareness. This study explored the awareness of young children and their metacognitive emotion regulation abilities, the strategies that young children take part in to try and control negative emotion, and the learning strategies …