Digital Commons Network^™

Pathways For Improving Nigeria's Procurement System, Donald Osebhawe Areguamen

Walden Dissertations and Doctoral Studies

The manual procurement processes used by some private companies result in increased costs and contract fulfillment delays. The focus of this multiple case study was to explore the strategies procurement managers use to reduce costs and contract fulfillment delays. The population for this study was three procurement managers of private plastics companies located at Maitama, in Abuja, Nigeria. Weiss's theory of change was the conceptual framework for this study. Data collection included semistructured face-to-face interviews and an exploration of company archival financial documents. Data were transcribed, coded, and then validated through member checking, resulting in the emergence of 5 themes: …

Assessing For Awareness And Knowledge Regarding Diabetes In Pre-Diabetes Obese Patients, Remona Lysa Brown

Walden Dissertations and Doctoral Studies

Over the past few decades, there has been an increase in prevalence of diabetes in the United States. Prevention of diabetes and improving patients' knowledge and awareness of diabetes are crucial for healthcare providers. Using the Health Belief Model (HBM) as a theoretical foundation, the student used the National Diabetes Prevention Program (NDPP) from the Centers for Disease Control and Prevention (CDC), to improve awareness and knowledge of diabetes among obese individuals with prediabetes. The key research question of this project was to determine whether the patients' diabetes knowledge and awareness improved after the NDPP program. A convenience sample of …

Effects Of Temperature And Precipitation On Giardiasis In Missouri, Lori Michelle Calderas

Walden Dissertations and Doctoral Studies

Global Climate Change has empirical evidence to support the idea that CO2 levels may be affecting weather and health, including rates of infectious diseases. The Midwest region of the United States of America has had the highest increase in giardiasis rates in recent years, and Missouri was chosen for this study as a representative state in the Midwest. There is no definitive answer as to why the rates of giardiasis have changed from 2003 - 2013. The Theory of Climate Change was used as the theoretical framework for this study. The purpose of this research was to determine whether temperature, …

Knowledge Of Malaria Infection And Treatment-Seeking Behavior Among Tanzanian Pregnant Women, Emebet T. Derjew

Walden Dissertations and Doctoral Studies

Despite the availability of effective drugs to prevent malaria during pregnancy using intermittent preventive treatment with Sulfadoxine-Pyrimethamine or Fansidar and insecticide bed net, use of these methods are still little used in Sub-Saharan Africa, including Tanzania. As a result, many pregnant women are at risk of malaria consequences such as maternal anemia and low birth weight babies, which increase the rate of infant mortality. Data from the Demographic Health Survey for Tanzania HIV/AIDs and the Malaria Indicator Survey 2011-2012 were used in a cross-sectional design guided by the health belief model. Logistic regression examined the association between (a) preventive treatment-seeking …

Strategies Small Financial Business Owners Apply To Succeed Beyond Five Years, Tina M. Despin

Walden Dissertations and Doctoral Studies

Small businesses in the United States employ 98% of workers, yet approximately 47% of small businesses shut down in less than five years. Business leaders who fail to implement adequate strategic strategies experience reduced profits and sustainability challenges. These business closures cause unemployment rates to rise and inflict damages to the economic growth of economies in the United States. This multiple case study was grounded in the theory of transformational leadership. The purpose was to explore strategies used by small financial business owners to sustain their businesses beyond five years. The population consisted of 8small financial businesses in Southwest Florida; …

Balancing Career And Family: The Nigerian Woman's Experience, Ngozi Eze

Walden Dissertations and Doctoral Studies

Nigerian women have become more integrated into the workforce, but this integration has led to conflicts between work and family responsibilities. The purpose of this phenomenological study was to explore the lived experiences of Nigerian women regarding challenges and strategies in management and leadership positions in relation to their domestic lives and responsibilities. Liberal and social feminist theory and gendered leadership theory were used as the conceptual framework of the study. The findings of this study came from data obtained from semistructured interviews with 15 Nigerian women in leadership and management positions regarding their perceptions and lived experiences of balancing …

Law Enforcement Officer Knowledge Of Mental Illness, Nashira Funn

Walden Dissertations and Doctoral Studies

Media and activist groups have recently exposed the problem of negative interactions between law enforcement officers and civilians. Many of these civilians have a mental illness. Various researchers attribute these negative interactions to insufficient officer knowledge of mental illness due to a lack of training, education, and personal experiences. Very little research addresses how insufficient knowledge of mental illness may influence interactions. The purpose of this phenomenological study was to explore and analyze self reported law enforcement knowledge using Malcolm Knowles' conceptualization of adult learning theory and andragogy as the theoretical framework. This framework bases self-directed learning/training on a needs …

Management Contingencies Between Privately-Funded And Publically-Funded Broadcasting Organizations, Michael Godson-Amamoo

Walden Dissertations and Doctoral Studies

Organizations, for-profit or not-for-profit, continually assess demands from their internal and external stakeholders and adjust their operations and strategies for long term sustainability. Building on the classical contingency theory of organization, the purpose of this cross-sectional study was to identify the differences of operational values and principles between private and public broadcasting organizations; an additional goal was to examine how these organizations use their operating choices to adapt to their environment. In a comparative study design between for-profit and not-for-profit broadcasting organizations as independent variables, the focus of the study was to compare 3 groups of dependent variables regarding operational …

Studying The Prevalence Of Depression Among Diabetic Patients In Primary Care, Lanita Rochelle Hood

Walden Dissertations and Doctoral Studies

Abstract

The prevalence of diabetes in the United States in 2015 was 30.3 million people; which is the equivalent of 9.4% of the population. It is a major contributor to morbidity and mortality. Depression is often underdiagnosed in these patients, which contributes to poor self-management and poor health outcomes. In a large primary-care practice on the East Coast, there is no guideline for depression screening in the diabetic population. Focusing on this specific primary care setting, the research question addressed the underdiagnoses of depression in diabetic patients. The project evaluated the prevalence of depression among patients diagnosed with diabetes by …

Understanding Judiciary Interpretation Of A Qualified Disability Post-Ada Amendments, Daniel Frank Hallman

Walden Dissertations and Doctoral Studies

In 1990, the Americans with Disability Act (ADA) was enacted to support disabled Americans as they sought to procure equality in society and the workplace. Despite these intentions, full implementation of the ADA has been fraught with court challenges and legislative amendments. As it currently stands, it is unclear as to how the judicial system is collectively interpreting a qualified disability. Using Clark and Connolly's interpretation of legal textualism as the theoretical foundation, the purpose of this case study of the Americans with Disabilities Act was to better understand and explore how the judiciary is currently interpreting qualified disability post-ADA …

Elementary Teachers' Perceptions Of The Effectiveness Of Coteaching, Geeta Gupta Kadakia

Walden Dissertations and Doctoral Studies

In response to the low passing rate of its students with disabilities, administrators at a small urban elementary school in south Texas implemented coteaching. Guided by Nonaka and Takeuchi's collaborative learning framework, this qualitative instrumental case study was conducted to investigate the effectiveness of collaborative teaching in the elementary education setting. Data collection consisted of a group interview and classroom observations with a purposeful sample of 4 general education teachers and 2 special education teachers of Grades 3-5 math and language arts who were coteaching at the time of the study. Teachers' perceptions regarding the effects of their professional relationship …

Snack Food Reinforcement During Work And Non-Work Hours Among U.S. Office Workers, Sherise Larks

Walden Dissertations and Doctoral Studies

The current epidemic of overweight and obesity has been partly credited to a growing trend for snacking and sedentary work behaviors. The purpose of this quantitative, cross-sectional survey was to investigate whether the difference between snack food reinforcement during work and non-work hours and work food motives predicted BMI among U. S. office workers. This study was based on the theoretical framework of the individual differences theory, in the context of the behavioral choice theory and reinforcement theory. The independent variables were food reinforcement and food motives; the dependent variable was BMI. Descriptive, correlational, and exploratory analyses were used. The …

Teachers' Knowledge Of Dominie Reading And Writing Assessment Portfolio Word-Level Reading, Maxine Y. Kershaw

Walden Dissertations and Doctoral Studies

There is confusion among teachers in a school district in a southeastern state about the instructional use of the state-mandated Dominie assessment for word-level reading and phonemic awareness skills for kindergarten and first-grade students. Recent assessment data indicated that 20% of students tested in kindergarten and first grade needed remediation. The purpose of this qualitative, bounded case study of a primary school was to understand teachers' perceptions about using the Dominie assessment for instruction, and how these perceptions contribute to the decline in reading scores. Using constructivism as a conceptual framework, the research questions focused on the trends in students' …

A Freshman Academy's Influence On Student Connectivity, Attendance, And Academic Achievement, Nancy Olivia Lopresti

Walden Dissertations and Doctoral Studies

A Freshman Academy's Influence on Student Connectivity, Attendance, and Academic Achievement

by

Nancy O. LoPresti

MA, Montclair State University 2005

MAT, Marygrove College, 2002

BA, Kean University 1981

Doctoral Study Submitted in Partial Fulfillment

of the Requirements for the Degree of

Doctor of Education

Walden University

June 2017

Impact Of The Zambian Agricultural Policy On Grain Trade, Onesphore Karuho

Walden Dissertations and Doctoral Studies

The agricultural sector in Zambia is supported through the government use of public expenditure programs to spur the production and subsidize the consumption of key grains to stabilize prices. Previous research has documented the effects of public spending on agriculture in terms of food prices and food security. The effects of government spending on the trade of key grains, however, is not well understood. As such, there is a gap in knowledge regarding the impact of agricultural policy on the agricultural trade. The purpose of this study was to determine the impact of Zambian agricultural policy on grain trade. A …

Teachers' Perceptions Of Increased Informational Reading Implemented Within The Common Core, Waverley Parkerson

Walden Dissertations and Doctoral Studies

The educational shift to the common core requires educators to increase the amount of informational text that is used within their classroom. The struggle for whole group use of informational text related to units of study proved to be challenging for teachers at the study site. Guided by constructivist theory that states learners must have the means to construct knowledge and understanding, the purpose of the study was to explore the current practices and needs of teachers in reaction to the increased use of informational texts. The research questions addressed the teaching strategies and guidance that teachers provide for students' …

Home Care Factors Associated With Hospital Readmission Of Psychiatric Patients, Ashley Renee Payne

Walden Dissertations and Doctoral Studies

There has been inadequate attention to the aftercare of psychiatric patients, resulting in an increase in readmission rates plus longer hospital stays. There is a gap in the aftercare for psychiatric patients; The purpose of this qualitative retrospective study is to explore what may have contributed to readmission for psychiatric patients. The biopsychosocial model was used as the theoretical framework to support the direction of the research. The health belief model and transtheoretical model of change were used to further support for biopsychosocial model. The research questions were created to determine the influences on readmission, psychological well-being, explore the adaptation …

Strategies For Mitigating Low-Cost Airlines' Passenger Complaints, Michael Jay Price

Walden Dissertations and Doctoral Studies

Representatives of the U.S. Department of Transportation's Bureau of Transportation Statistics reported that passenger complaints filed for the first quarter of 2015 were up 14.4% over the same period of the previous year. The purpose of this single case study was to explore strategies for mitigating low-cost airlines' passenger complaints. Porter's generic strategies provided the conceptual framework for this research study. Data were collected from 3 ground service managers employed by a low-cost airline in Florida using semistructured interview questions, direct observation, field notes, and review of the airline's website and public documents filed with the U.S. Securities and Exchange …

A Complex Systems Simulation Study For Increasing Adaptive-Capacity, Kadambari Ram

Walden Dissertations and Doctoral Studies

Examination of empirical research confirmed that climate change is a complex problem of anthropological origin and revealed the need for a management framework to facilitate strategic decisions aimed at mitigating a rise in global temperatures of 2-°C linked to irresponsible and unsustainable business practices. The purpose of this simulation study was to develop a management framework of resilience, robustness, sustainability, and adaptive-capacity (RRSA) for organizations viewed as complex systems to address the current unsustainable state. As such, the evolutionary-RRSA prisoner's dilemma (PD) simulation was developed using an evolutionary game theory approach to agent based modeling and simulation, to generate data. …

Social Responsibility Strategies To Improve Firm Performance, Dennis Vincent Reade

Walden Dissertations and Doctoral Studies

Historical research on corporate social responsibility (CSR) and its influence on corporate financial and social results arrived at contradictory findings. Although 95% of the world's 250 largest corporations reported investing in CSR activities in 2011, some managers lack strategies to evaluate CSR effectiveness. This multiple case study explored strategies that 6 CSR managers with CSR oversight in privately owned companies in Brazil used to effectively enact CSR. The stakeholder theory was the conceptual framework for this study. Data were collected through individual interviews and supplemented with company annual reports to explore the strategies managers employed to evaluate CSR effectiveness. Member …

Obstetric Fistula: The Experiences Of Patients And Medical Personnel In Sierra Leone, Sheku Samba

Walden Dissertations and Doctoral Studies

Women face great risks in pregnancy and childbirth, especially in developing countries where there are very few skilled birth attendants and negligible government investments in maternal health programs. As a result, obstetric fistula (OF), a potentially fatal but preventable and treatable condition, affects some 3 million women and girls globally. In Sierra Leone, the prevalence of OF is extremely high, but the absence of quality data to inform decision-making, both on prevalence and risk factors, is a barrier to creating an environment for OF prevention and care. The purpose of this phenomenological study was to explore and document the barriers …

The Intersection Of Race, Gender And The School To Prison Pipeline: A Case Study On The Impact Of Exclusionary Discipline On African American Girls, Karen Nicole Wallace

Walden Dissertations and Doctoral Studies

Exclusionary discipline in school contributes to gender and racial disproportionality in the juvenile justice system and marginalizes African American girls. Using the social justice and rational choice theories as the foundation, the purpose of this case study was to explore the relationship between the criminalization of behavior in schools, racial bias, and gender stereotypes contribute to the overrepresentation of the school to prison pipeline in Virginia. The central research question focused on the relationship between the criminalization of behavior in schools, racial bias, and gender stereotypes on the overrepresentation of African American girls in the school to prison pipeline. Employing …

Teachers' Perceptions About Addressing Literacy For Students With Vision Impairment, Samantha Washington

Walden Dissertations and Doctoral Studies

Regular education teachers are sometimes at a disadvantage when required to instruct learners with a visual impairment or other special needs in the classroom. A problem exists with reduced support and training for regular education teachers responsible for meeting literacy needs of students with visual impairment. The purpose of this qualitative interpretive case study was to explore regular education instructors' perceptions of their self-efficacy and ability to modify literature for learners with visual impairment. The research questions targeted this purpose, specifically in the areas of training opportunities and technology use. The social cognitive theory, a model emphasizing learning occurring through …

An Inquiry Into Factors Of Leadership And Cohesion In Complex Teams, Jeffrey White

Walden Dissertations and Doctoral Studies

The external competitive environments and internal group dynamics of organizations are increasing in complexity resulting in new challenges for organizational leaders to improve performance in underperforming teams. The purpose of this phenomenological study was to address what factors led to high-innovation outcomes in complex adaptive systems using a framework constructed from elements of complexity leadership theory and group dynamics research. An in-depth interviewing approach was used to collect data on the lived experience and meaning the participants attributed to their experiences regarding improved team performance. A total of 21 participants were selected from multiple business settings where their team experienced …

Teacher And Student Variables Affecting Special Education Evaluation And Referral, Lorenzo Adrian Woodson

Walden Dissertations and Doctoral Studies

Past research has revealed that African American/Black boys are referred for special education evaluation at disproportionately higher rates than boys of other racial/ethnic groups. This correlational study used survey methodology to examine whether student and teacher demographic variables predicted how likely a teacher would refer boy students for special education evaluation. The following questions guided this research: 1) To what degree does student race/ethnicity, teacher gender, teacher race/ethnicity, and teacher attitude toward inclusion predict how likely a teacher would refer boys' to special education after controlling for teacher's years of experience in general and special education? 2) What are the …

Threat Intelligence In Support Of Cyber Situation Awareness, Billy Paul Gilliam

Walden Dissertations and Doctoral Studies

Despite technological advances in the information security field, attacks by unauthorized individuals and groups continue to penetrate defenses. Due to the rapidly changing environment of the Internet, the appearance of newly developed malicious software or attack techniques accelerates while security professionals continue in a reactive posture with limited time for identifying new threats. The problem addressed in this study was the perceived value of threat intelligence as a proactive process for information security. The purpose of this study was to explore how situation awareness is enhanced by receiving advanced intelligence reports resulting in better decision-making for proper response to security …

Educational Module Toolkit To Assist Adult Patients With Type Ii Diabetes Mellitus, Dometrives Armstrong

Walden Dissertations and Doctoral Studies

Diabetes is a challenging chronic disease for adult patients to manage effectively. Poor adherence to prescribed medications treatment is one of the main reasons for poor blood sugar control. Despite healthcare providers' efforts to emphasize the importance of taking medications, adult patients with Type II diabetes frequently present with complications related to persistent failure to adhere to prescribed medication regimen. These patients should thoroughly understand why adhering to a strict medication regimen to maintain control of their blood sugar is so important. The purpose of this project, guided by Orem's self-care deficit nursing theory, was to develop an educational module …

Impact Of Interactive Homework On Reading Achievement, Amanda Leigh Hunnell

Walden Dissertations and Doctoral Studies

Many elementary students read below grade level, resulting in an inability to meet expectations on state testing. Epstein and other researchers theorized 3 influential factors that work together to help students achieve higher levels of attainment-home, school, and community. Studies have demonstrated the effectiveness of Epstein's Teachers Involve Parents in Schoolwork interactive homework (IH) to promote parent-child communication during learning interactions at home for students in language arts in Grades 6-8; however, there is little information on the effects of IH on reading achievement for elementary students. The purpose of this quasi-experimental study was to examine the effect IH has …

Ambulatory Registered Nurse Perspectives On Health Literacy Roles And Patient Communication, Gloria Medina Redden

Walden Dissertations and Doctoral Studies

Registered nurses (RNs) have a significant role in communicating health information to patients. The problem addressed in this study was RNs roles with health literacy and communicating health information using words that the patient understands. This study found that ambulatory RN perspectives on their roles in health literacy and patient communication may improve health outcomes and optimal wellness. The purpose of this qualitative study was to examine and describe ambulatory RN perspectives on their roles in health literacy and patient communication, as these are necessary components linked to better health outcomes. The conceptual framework for this study was the nurse …

Completion Characteristics Of Non-Hispanic Blacks With Tuberculosis And Hiv, Vernard Darrell Green

Walden Dissertations and Doctoral Studies

Tuberculosis (TB) and human immunodeficiency virus (HIV) are difficult conditions to manage, in tandem they pose even more challenges to public health programs in identifying coinfection to ensure that all TB cases are treated to completion of therapy (COT). The purpose of this study was to test variables that predicted COT among the HIV/TB coinfected population of non-Hispanic, U.S.-born Blacks alive at the time of diagnosis. Social determinants of health were the theoretical foundation used to guide the study based on data from the Report of Verified Cases of TB (RVCT) between 2009 and 2014. Relationships were tested between ethnic/racial …