Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 53 for “"Population Based Studies"”.
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Real-World and Population-Based Studies of Head Injury Causation
… and premature mortality. Previous experimental studies have identified TBI as an acceleration-based injury, often resulting from direct contact or loading to the head in combination with rotational forces. However, due to the complexity in loading conditions in injurious events, there is still …
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The impact of delirium on cognitive outcomes in population-based studies
… adverse outcomes are well described. However, studies investigating cognitive outcomes after delirium in unselected samples have been lacking. This thesis had four objectives: (1) To estimate the prevalence of delirium in the general population (2) To assess the association of delirium with …
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The Role of Cell Sterilization In Population Based Studies of Radiogenic Second Cancers Following Radiation Therapy
… have generated increased interest in comparative studies of treatment techniques and their effectiveness. In this respect, pediatric patients are of specific interest because of their sensitivity to radiation induced second cancers. However, due to the rarity of childhood cancers and the long …
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Common risk factors associated with acute myocardial infarction: Population-based studies with a focus on gender differences
… cohort from Skara (1992-1993, n=1149) and three population-based cohorts, i.e. from Skara (1993-1994, n=1109), Vara (2001-2004, n=1811), and Skövde (2003-2005, n=1005). Participants were examined and filled out questionnaires regarding lifestyle and health. An interaction between gender and type …
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Application and development of indirect measures of free-living energy expenditure
… for improved accuracy and application, in population-based studies. In a number of the studies, the research focus is the heart rate (HR) monitoring technique, for TDEE estimation as a result of its low cost and ease of implementation in large population-based studies. This thesis …
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Companion dog nutrition epidemiology
… error in canine nutrition research, especially studies conducted in large populations of dogs, to exemplify such examples through several analyses, and to provide contrasting examples of how to conduct population-based studies which minimize bias, and to further describe best practices specific …
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Men’s experience of abuse in intimate partnerships : impact and implications
… receiving the appropriate help men need. Large population based studies show that men do in fact experience incidents of physical and emotional abuse yet men are often overlooked in the domestic violence literature. Intimate partner violence (IPV) is an important societal problem that needs to …
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Role of Estrogenic Biomarkers in the Prediction of Disease Risk/Survival in Postmenopausal Women
… of sexual development in females. Results from population-based studies indicate that estrogenic factors have a role to play in diseases affecting postmenopausal women. However studies investigating the role of estrogenic biomarkers in association to these diseases is lacking, especially in …
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Exploring Novel Diabetes Surveillance Methods: A Comparison of Administrative, Laboratory and Pharmacy Data Case Definitions
… approaches. This thesis systematically reviewed population-based studies validating ICD-9 and ICD-10 codes reporting on sensitivity, specificity and PPV of case definitions. Data from THIN was used to study demographic differences of the populations being captured using different case …
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Cytogenetic abnormalities in Acute Myeloid Leukemia in Sweden. A population based study.
… findings in AML was analyzed in the large population-based Swedish AML registry. Karyotypic patterns differed by age: t(8;21), inv(16) and t(11q23) were more common in younger patients, whereas loss of 5q, 7q and 17p, monosomal karyotype (MK) and complex karyotype (CK) were more common in …
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Morphometric discrimination among Betula nana, Betula pubescens and their hybrids using the shapeR package
… in the species-hybrid differentiation in population-based studies of Betula species.
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Geographic Differences in the Risk of Surgery in Inflammatory Bowel Disease: A Systematic Review and Meta-analysis
… systematic review was conducted to identify all population-based studies reportingrisk of IBD surgery for Crohn’s disease or ulcerative colitis among inception cohorts diagnosed in the year 1999 or later. A meta-analysis was performed to pool the risk of surgery for Western and Asian countries. …
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Estimating Health Risks Associated With Flooding Following Hurricane Harvey Using Earth Observations and the CDC Social Vulnerability Index
Increases in cases of diarrheal disease, respiratory infections and pregnancy complications have been reported in the literature following floods caused by heavy rainfall. Analyzing the association between health records of outcomes related to flooding demarcated by satellite observations will be …
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Comparing Different Methods of Applying Propensity Score in Controlling Selection Bias for Studies of Prostate Cancer
… cancer among men. There is growing interest in population-based comparative effectiveness research on different therapies for prostate cancer because of the limitations on generalizability of randomized controlled trials. The major challenge for population-based studies using observational data …
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An evaluation of dietary behaviors among West African immigrants in Chicago, IL: Understanding social, cultural, and environmental barriers
… such as hypertension and type 2 diabetes. Studies have shown that non-Hispanic Black adults in in the U.S., on average, have poorer diet quality compared to non-Hispanic White adults. There is significant cultural heterogeneity that exist among Black-identifying individuals living in U.S., …
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The Relationship between State-Level Policy and Mental Health among Sexual Minority Youth in the United States
… across 44 states. The YRBS is one of the few population-based studies to gather sexual orientation data in a youth sample. Compared with living in states with hate crime laws extending protections to lesbian, gay, and bisexual (LGB) people, living in states without inclusive hate crime laws …
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Excess Heart Disease Risk Associated with Arthritis in the Canadian General Population
… for developing heart disease in the general population, underlying mechanisms of the relationship, and who may be most at-risk. Manuscript 1 is a systematic review and meta-analysis of population-based studies that estimated risk of incident myocardial infarction (MI) associated with five …
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Duane's retraction syndrome in a cohort of South African children a 20 year clinic based review
… and surgery is required more often. Further population-based studies on the epidemiology of DRS in children are needed to clarify the role of race as a potential risk factor.
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