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Walden Dissertations and Doctoral Studies

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Full-Text Articles in Epidemiology

Religiosity As A Predictor Of Hpv Awareness And Knowledge, Karen Adelheid Reiner Jan 2017

Religiosity As A Predictor Of Hpv Awareness And Knowledge, Karen Adelheid Reiner

Walden Dissertations and Doctoral Studies

The Human Papillomavirus (HPV) is a common sexually transmitted infection (STI) and etiological agent of cervical cancer. It has been suggested that religiosity may promote a generalized disassociation between all STIs/STDs, including HPV, and personal relevance thus contributing to lower levels of HPV awareness and knowledge among certain groups. This study sought to identify the role of religiosity as a predictor of HPV awareness and knowledge among women in a Christian university. Religiosity was defined and measured using the Duke University Religion Index (DUREL). The schemata and social identity theories provided the theoretical framework for this study. A total of …


Predictors Of Mastectomy In Male Breast Cancer, Esther Opara Jan 2017

Predictors Of Mastectomy In Male Breast Cancer, Esther Opara

Walden Dissertations and Doctoral Studies

Male breast cancer (MBC) is rare, and research on the predictors of MBC has been limited because of inadequate funding in and outside of the United States. One goal of this study was to eradicate the stereotyping of breast cancer as a female disease. The emergence of medical technology and education to benefit the public will help to ensure greater health awareness at the individual, community, and global levels. The purpose of this study was to understand the influence of the predictors of age; race (Black, White, and Other); and grade of cancer (I, II, or III) on the outcome …


Safety Practices On Lead Poisoning Among Battery Technicians In Lagos Nigeria, Tajudeen Olusegun Rasheed Jan 2017

Safety Practices On Lead Poisoning Among Battery Technicians In Lagos Nigeria, Tajudeen Olusegun Rasheed

Walden Dissertations and Doctoral Studies

Maintaining due diligence on safety practices at the workplace of battery technicians is the most cost-effective intervention against lead-related hazards. The safety practice on lead poisoning in Nigeria is below average, and the compliance level is far from the expected target of 90%. Using Dejoy's workplace self-protective behavior theory, this study investigated multilevel factors that influence safety practices on lead poisoning and compared the rate of utilization of personal protective equipment by battery technicians in the organized and roadside settings. The study was a quantitative, cross-sectional survey design, and a multistage and systematic sampling technique was used to select 293 …


Brachytherapy And External Beam Radiation And Survival Of Jamaicans With Prostate Cancer, Salome Elizabeth Brown-Williams Jan 2017

Brachytherapy And External Beam Radiation And Survival Of Jamaicans With Prostate Cancer, Salome Elizabeth Brown-Williams

Walden Dissertations and Doctoral Studies

Jamaican males are a high-risk population for aggressive prostate cancer (PrCa) due to genetic influences, and identifying empirical data on treatments, which provide survival benefits is a prime challenge for clinicians who manage Jamaican PrCa patients. Thus, the purpose of this investigation was to elucidate treatment effects of brachytherapy and ERBT in the survival of a Jamaican PrCa cohort. Differences in survival outcomes of brachytherapy and ERBT treated Jamaican, and White U.S.-born PrCa patients with localized PrCa were compared. The mechanism of radiation programmed cell death in PrCa carcinogenesis explained in the oxidative stress theory, was the theoretical base for …


Effects Of Temperature And Precipitation On Giardiasis In Missouri, Lori Michelle Calderas Jan 2017

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 Jan 2017

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 …


Pathopoiesis Mechanism Of Smoking And Shared Genes In Pancreatic Cancer, Ulysses Labilles Jan 2017

Pathopoiesis Mechanism Of Smoking And Shared Genes In Pancreatic Cancer, Ulysses Labilles

Walden Dissertations and Doctoral Studies

Pancreatic cancer (PC) remains a significant, unresolved issue because of its complex genetic blueprint and lack of reliable detection markers. The purpose of this study was to examine the possible correlation between tobacco use, gender, and age in the etiopathogenesis of PC and other cancer types with a shared-gene association (CTSG-A). The unified paradigm of cancer causation was used to understand the pathopoiesis mechanism of smoking and shared genes in PC. A cross-sectional study was performed using secondary data from the cancer survivorship module of the 2014 Behavioral Risk Factor Surveillance System survey. Results of ordinal logistic regression analyses indicated …


Impact Of The Childcare Setting And Caregiver Education On Toddler Language Environment, Snejana Nihtianova Jan 2017

Impact Of The Childcare Setting And Caregiver Education On Toddler Language Environment, Snejana Nihtianova

Walden Dissertations and Doctoral Studies

Young children's early language development is strongly related to their school performance, and slow language growth may predict later academic problems. The link between the language quality and amount of speech that children hear and their language development is well documented; however, the factors that impact variability in linguistic input are not well understood. The purpose of this quantitative study was to assess the association between childcare settings and childcare provider education level and toddlers' language environment. The study sample consisted of 29 Bulgarian children. The study used a new technology called Language Environment Analysis, which is the preferred method …


Predictors Of Uti Antibiotic Resistance For Female Medicaid Recipients In U.S. Ambulatory Care Settings, Wendy Denise Wiesehuegel Jan 2017

Predictors Of Uti Antibiotic Resistance For Female Medicaid Recipients In U.S. Ambulatory Care Settings, Wendy Denise Wiesehuegel

Walden Dissertations and Doctoral Studies

Urinary tract infections are diagnosed in female populations primarily in ambulatory care settings in the United States. Yet, published evidence documents that many of the antibiotics prescribed in these settings are unnecessary, erroneous, or, inappropriately prescribed. Improper management of uncomplicated urinary tract infections in nonpregnant women has resulted in higher morbidity rates due to antibiotic resistance. The purpose of this retrospective observational cohort study was to explore a current national database for associations between nonpregnant American female patients who were exposed to poverty and at risk for urinary tract infection antibiotic resistance in an ambulatory care setting. Krieger's ecosocial theory …


The Molecular Epidemiology Of Tuberculosis In South Carolina, 2005-2011: Estimates Of Recent Transmission And Risk Factors For Genotype Clustering, Amy Kathleen Roach Jan 2017

The Molecular Epidemiology Of Tuberculosis In South Carolina, 2005-2011: Estimates Of Recent Transmission And Risk Factors For Genotype Clustering, Amy Kathleen Roach

Walden Dissertations and Doctoral Studies

Because tuberculosis (TB) is a public health threat that continues to elude elimination in the United States, there is a need to identify contributing factors that may have implications for targeted control measures. Molecular studies of genetic clustering are crucial for pinpointing these contributing factors. It is for this reason this study was conducted. This was a non-experimental, cross-sectional population-based molecular epidemiological study of TB in SC from 2005 to 2011. Its purpose was to estimate the proportion of TB that may be due to recently acquired infection and to determine the risk factors associated with the genetic clustering of …


The Association Between Dietary Flavonoid Intake And Chronic Obstructive Pulmonary Disease, Systemic Inflammation, And Comorbidity Burden, Tennador Sanderson Jan 2017

The Association Between Dietary Flavonoid Intake And Chronic Obstructive Pulmonary Disease, Systemic Inflammation, And Comorbidity Burden, Tennador Sanderson

Walden Dissertations and Doctoral Studies

Chronic obstructive pulmonary disease (COPD) is a leading cause of morbidity and mortality in the United States. Dietary habits may have an impact on COPD through anti-inflammatory mechanisms. For this cross-sectional secondary data analysis study, the advanced model of the epidemiology triangle was used as a guide to assess the association between total daily flavonoid intake and COPD diagnosis, COPD severity, systemic inflammation, and comorbidity burden. Data from over 5,100 male and female participants aged 30 and older were obtained from the 2007-2010 National Health and Nutrition Examination Survey. The prevalence of COPD was 5.2% according to spirometry data. Multiple …


Sugar Intake And The Five Personality Traits Of Millennials, Flora Gashi Jan 2017

Sugar Intake And The Five Personality Traits Of Millennials, Flora Gashi

Walden Dissertations and Doctoral Studies

Sugar intake continues to be connected to an increased risk of heart diseases, diabetes, arthritis, and certain forms of cancers, depression, and schizophrenia. The purpose of the study was to examine if sugar intake is related to personality traits in the Millennial population. The health belief model was used as the theoretical framework for conducting the study. The research questions addressed in the current study were in regards to the relationships between Millennials daily sugar intake and openness, conscientiousness, extraversion, agreeableness, and neuroticism. This study was a cross-sectional design in which a panel of randomly selected United States Millennials (N …


Completion Characteristics Of Non-Hispanic Blacks With Tuberculosis And Hiv, Vernard Darrell Green Jan 2017

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 …


Intimate Partner Violence During Pregnancy And Prenatal Care Attendance In Abuja, Nigeria., Dorothy Ijeoma Ezekwe-Anya Jan 2017

Intimate Partner Violence During Pregnancy And Prenatal Care Attendance In Abuja, Nigeria., Dorothy Ijeoma Ezekwe-Anya

Walden Dissertations and Doctoral Studies

Intimate partner violence (IPV) among women poses a significant threat to maternal mortality during pregnancy in Nigeria with a prevalence rate of 14% in the southern region versus 43% in the northern region. Early and adequate prenatal care is essential for improving pregnancy outcomes and the reduction of the maternal mortality rate. Previous studies in several countries have demonstrated a unique barrier to healthcare access among women exposed to IPV. This study assessed the association between IPV during pregnancy and prenatal clinic attendance, using a cross-sectional quantitative study design guided by the social learning theory. The modified Conflict Tactile Scale …


Assessing Effective Interventions In Pregnant And Postpartum American Indian And Alaska Native Women, Hope Thompson Jan 2017

Assessing Effective Interventions In Pregnant And Postpartum American Indian And Alaska Native Women, Hope Thompson

Walden Dissertations and Doctoral Studies

Through the creation of the Indian Health Service in 1955, the health status of American Indian and Alaska Native (AI/AN) has improved; however, AI/AN women of reproductive age still have some of the poorest health outcomes of all populations. This study aimed to examine effective interventions that seek to improve the health of AI/AN women during pregnancy, and immediately postpartum (up to 12 months post delivery). This study addressed the research question: What effect does parental competence have on early parenting and/or infant/toddler outcomes? The life course conceptual framework was used to demonstrate how life experiences impact current health. The …


Impact Of The Affordable Care Act On The Hiv Care Continuum, Ebere Erugo Jan 2017

Impact Of The Affordable Care Act On The Hiv Care Continuum, Ebere Erugo

Walden Dissertations and Doctoral Studies

People living with human immunodeficiency virus (HIV) and acquired immunodeficiency syndrome (AIDS; PLWHA) are at increased risk of insufficient medical care due to lack of insurance. Inadequate medical care for PLWHA contributes to increases in HIV transmission rates. The U.S. Surveillance Report noted that in 2015, over 1.2 million people were living with HIV infection, and there were approximately 50,000 new infections every year. The report further stated that about 675,000 people have died from HIV-related illnesses since its discovery in 1981. The implementation of the Affordable Care Act (ACA) in 2014 was intended to provide Americans, including people at …


The Association Between Child Abuse And Attempted Suicide In Hong Kong, Hing Sang Wilfred Wong Jan 2017

The Association Between Child Abuse And Attempted Suicide In Hong Kong, Hing Sang Wilfred Wong

Walden Dissertations and Doctoral Studies

Children are the cornerstone of the community as well as the future of society. Child abuse and suicide among the young population is a serious and prevalent problem. Through a number of survey studies undertaken in other countries including Canada, United States, and Australia, researchers demonstrated that child abuse was related to suicidal behavior. However, this association had not been examined in Hong Kong. However, the number of hospital admissions for child abuse in Hong Kong had increased from 15.6 to 61.9 per 100,000 between 1995 and 2015 and 3.7% of child abuse cases had previously recorded suicide attempts. This …


Type 2 Diabetes Mellitus And Colorectal Cancer Risk And Survival In Oman, Rose Ngozi Mafiana Jan 2017

Type 2 Diabetes Mellitus And Colorectal Cancer Risk And Survival In Oman, Rose Ngozi Mafiana

Walden Dissertations and Doctoral Studies

Type 2 diabetes mellitus (T2DM) and colorectal cancer (CRC) are 2 chronic diseases with common risk factors related to physical inactivity, obesity, and diet. Literature on T2DM as a risk factor for CRC development and survival in Oman is scarce. Using de-identified archival data provided by Sultan Qaboos University Hospital (SQUH) Oman, a retrospective, case-control, and time-to-event study designs were used to compare odds of developing CRC, and survival rates among adults with and without T2DM. The ecosocial theory provided the theoretical base for this research. Logistic regression was used to examine the odds of developing CRC among 114 cases …


Possible Risk Factors For Multidrug-Resistant Tuberculosis Infection In The Philippines, Molovon Jr Pasagui Azores Jan 2017

Possible Risk Factors For Multidrug-Resistant Tuberculosis Infection In The Philippines, Molovon Jr Pasagui Azores

Walden Dissertations and Doctoral Studies

Multidrug-resistant Mycobacterium tuberculosis (MDR-TB) is a leading cause of morbidity and mortality in the Philippines. The purpose of this study was to gain knowledge about the relationship between potential risk factors and MDR-TB. Risk factors (the independent variables) for MDR-TB (the dependent variable) include previous TB treatment, infection with HIV, exposure to patients with drug-susceptible TB/MDR-TB, delays in diagnosis and treatment, employment status, smoking, imprisonment, alcohol abuse, and poor compliance with TB treatment regimens. The study was based on the epidemiological approach to causal inference work. A case-control study design was used wherein a quantitative method was applied in data …


Patient Characteristics And Treatment Outcomes Among Tuberculosis Patients In Sierra Leone, Mohamed Lamin Sesay Jan 2017

Patient Characteristics And Treatment Outcomes Among Tuberculosis Patients In Sierra Leone, Mohamed Lamin Sesay

Walden Dissertations and Doctoral Studies

Despite decades of the implementation of the directly observed therapy short-course (DOTS), Sierra Leone is ranked among the 30 highest TB-burdened countries. Several factors account for unfavorable treatment outcomes, among which are patient characteristics. Previous studies have only focused on treatment compliance without any consideration for the factors that lead to noncompliance to treatment. The purpose of this study was to investigate patient characteristics that are associated with treatment noncompliance (treatment not completed) among TB patients undergoing the DOTS program in Sierra Leone. A retrospective longitudinal quantitative design was used to analyze secondary data from the completed records of 1,633 …


Perceived Job Stress And Life Style Behaviors' Effects On The Quality Of Life Of Registered Nurses, Jennifer Rose Limongiello Jan 2017

Perceived Job Stress And Life Style Behaviors' Effects On The Quality Of Life Of Registered Nurses, Jennifer Rose Limongiello

Walden Dissertations and Doctoral Studies

The purpose of this quantitative study was to examine to what extent work demands as measured by perceived job stress affected the health-related quality of life (HRQOL) as determined by the number of unhealthy days of registered nurses in the United States. This study was also an investigation of the extent to which other variables such as body-mass index (BMI) and certain lifestyle behaviors affected the HRQOL (number of unhealthy days). The independent variables were perceived job stress, weight (BMI), and lifestyle factors such as tobacco and alcohol use, physical inactivity, and the mindful eating score, and the dependent variable …


Association Between Physician Characteristics And Surgical Errors In U.S. Hospitals, Obumneke A. Amadi Jan 2017

Association Between Physician Characteristics And Surgical Errors In U.S. Hospitals, Obumneke A. Amadi

Walden Dissertations and Doctoral Studies

The high incidence of medical and surgical errors in U.S. hospitals and clinics affects patients' safety. Not enough is known about the relationship between physician characteristics and medical error rates. The purpose of this quantitative correlational study was to examine the relationship between selected physician characteristics and surgical errors in U.S. hospitals. The ecological model was used to understand personal and systemic factors that might be related to the incidence of surgical errors. Archived data from the National Practitioner Data Bank database of physician surgical errors were analyzed using bivariate and multivariate logistic regression analyses. Independent variables included physicians' home …


Demographic Factors Associated With Consistent Hand Hygiene Adherence Among Icu Nurses, Sharon Lea Kurtz Jan 2017

Demographic Factors Associated With Consistent Hand Hygiene Adherence Among Icu Nurses, Sharon Lea Kurtz

Walden Dissertations and Doctoral Studies

Healthcare associated infections cause 75,000 to 80,000 deaths a year. Many are preventable with proper hand hygiene adherence (HHA). Worldwide, HHA range is between 40-60%, far below the 100% recommended. The purpose of this quantitative, cross-sectional, prospective study was to investigate any association between 15 demographic variables and HHA of ICU nurses. A convenience sample of 613 hand hygiene opportunities was collected by direct observation at each of 5ICUs (4 hospitals) in Texas for 8 consecutive hours each day for 3-5 days. The theoretical foundation guiding this study was the healthcare environment theory. The Statistical Package for Social Sciences software …


Individual And Socioeconomic Factors Associated With Childhood Immunization Coverage In Nigeria, Obinna Ositadimma Oleribe Jan 2017

Individual And Socioeconomic Factors Associated With Childhood Immunization Coverage In Nigeria, Obinna Ositadimma Oleribe

Walden Dissertations and Doctoral Studies

Immunization remains one of the most successful and cost-effective public health interventions worldwide. The purpose of this study was to examine the individual and socioeconomic factors that influence childhood immunization coverage in Nigeria. The health belief model and the social ecological model were used as the theoretical framework for the study, which examined the effects of individual, parental, and socioeconomic factors on complete immunization among Nigerian children. Univariate, bivariate, and multivariate tests were conducted within a secondary analysis of 2013 Nigerian National Demographic and Health Survey was done. Of 27,571 children aged 0 to 59 months, 22.1% had full vaccination …


Coping Mechanisms Of Sub-Saharan African Female Immigrants With Breast Cancer, Ernest Opoku Agyeman Jan 2017

Coping Mechanisms Of Sub-Saharan African Female Immigrants With Breast Cancer, Ernest Opoku Agyeman

Walden Dissertations and Doctoral Studies

Coping mechanisms of breast cancer is a public health problem among African females, particularly, the Sub-Saharan African female immigrants. The purpose of this qualitative study was to explore the coping mechanisms of the research group that could be used to develop and implement an intervention program to promote the quality of adaptation to improve the quality of life. The study achieved the objective by the use of 1-to-1 interviews of purposive samples of 2 and 12 using Roy Adaptation Model. Interviewed data were collected from females diagnosed with breast cancer, in treatment, and with remissions. The pilot study (n = …


Factors Affecting Inadequate Growth During Early Childhood In Guyana, South America, Valescia Xenobia John Jan 2017

Factors Affecting Inadequate Growth During Early Childhood In Guyana, South America, Valescia Xenobia John

Walden Dissertations and Doctoral Studies

Children under 5 years of age in Guyana are at an increased risk for inadequate growth. According to the United Nations Development Programme, 1 out of 3 children of preschool age are undernourished globally. This is a major public health concern as undernourishment in children under 5 years can lead to lifelong health complications. The study assessed the relationship between inadequate growth and urban classification in children under 5 years in Guyana, South America, after controlling for the following variables: mother's level of education, mother's age at birth of the child, household size, wealth, and marital status. The study framework …


Educational Intervention For Engaging Adolescents And Their Parents In Hpv Vaccination, Alvin Mena Cantero Jan 2017

Educational Intervention For Engaging Adolescents And Their Parents In Hpv Vaccination, Alvin Mena Cantero

Walden Dissertations and Doctoral Studies

In the United States, 79 million people are currently infected with Human Papilloma Virus (HPV) and it is estimated that an additional 14 to 20 million people will be infected with HPV every year. Infection with HPV increased to 52.7 % of preventable infections within the United States in 2012, and 39.6% of the infected population are adolescents engaged in sexual activities. The practice-focused question that this project addressed was: To what extent can an educational program influence the HPV vaccination rate in a small family practice clinic located in Texas? The main purpose of this project was to increase …


Quantifying The Quality Of Antimalarial Drugs In Ghana, Felix Boakye-Agyeman Jan 2017

Quantifying The Quality Of Antimalarial Drugs In Ghana, Felix Boakye-Agyeman

Walden Dissertations and Doctoral Studies

Malaria is still an epidemic in many parts of the world-about 220 million people are still infected with malaria worldwide and about 700 thousand people die from this disease per year. Most of the drugs used to treat malaria work well if they are used as required and they contain the right amounts of the active ingredient; however, it is estimated that more than 10% of drugs traded worldwide are counterfeits including 38% to 53% of antimalarial tablets produced in China and India. Due to the lack of data covering the extent of counterfeit antimalarial drugs in Ghana, the purpose …


Adherence Barriers To Healthcare For African Americans With Hiv/Aids On Antiretroviral Medications, Angela Bumphus Corbin Jan 2017

Adherence Barriers To Healthcare For African Americans With Hiv/Aids On Antiretroviral Medications, Angela Bumphus Corbin

Walden Dissertations and Doctoral Studies

The purpose of this mixed methods research study was to examine the role of adherence barriers to healthcare and the impact that such barriers have on highly active antiretroviral therapy (HAART) compliance for African Americans living with HIV/AIDS. HAART helps reduce HIV/AIDS morbidity and mortality. Of the 49% of study participants who had been out of medical care for more than 12 months, financial concerns were listed as the most common barrier (22.8%). Not having the support from family and friends (17.5%), being tired of going to doctor appointments (15.8%), health challenges (12.3%), lack of transportation (12.3%), and incarceration (12.3%) …


Treatment Adherence Among Women Infected With Human Immunodeficiency Virus With A History Of Gender-Based Violence, Olivia Mcgregor Nov 2016

Treatment Adherence Among Women Infected With Human Immunodeficiency Virus With A History Of Gender-Based Violence, Olivia Mcgregor

Walden Dissertations and Doctoral Studies

Women infected with Human Immunodeficiency Virus (HIV) are at high risk of myriad conditions, especially gender-based violence (GBV). GBV can be a hindrance to treatment adherence, which is pertinent to improving the health of people living with HIV. The purpose of this longitudinal research study was to assess the effects of GBV on treatment adherence among HIV infected women, with specific focus on when the violence occurred (recent or lifetime) and the stratifying type of GBV (sexual, physical, and psychological). The health belief model (HBM) served as a theoretical groundwork. Participants were selected from secondary data, collected by the Women’s …