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 15 of 15 for “"secular trend"”.
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Secular Change In the Knee Joint and the Effects of Obesity
In America, there have been well-documented trends of rising obesity in the past 30 years and a steady increase in stature during the 20th century. Proposed explanations for these increases in body weight and stature include changes in nutrition, over-nutrition, healthcare, sanitation, and …
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Cheetah: An Economical Distributed RAM Drive
… to process. To overcome the problems of this secular trend, we explore the use of available distributed RAM resources to effectively replace a mechanical hard drive. The essential approach is a distributed Linux block device that spreads its blocks throughout spare RAM on a cluster and …
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Stimulating healthcare organizational improvement through public reporting of smoking cessation advice rates
… initial rate of 88%). This study demonstrates a secular trend of improvement and the impact collection of JCAHO data has on hospital performance in all areas of care, likely via financial incentives.
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The Social Pattern and Causes of Dementia Prevalence Decline in the United States
… improve current understanding of the descriptive trends and causal mechanisms underlying dementia prevalence decline. In my first study, I rebut the argument that dementia decline in the HRS is an artefact of unmeasured panel conditioning. I show that practice effects do not bias the estimated …
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A Secular Increase in the Tempos of Tooth Formation: 1980-2010
… The purpose of this study is to test for a secular trend towards faster tempos of tooth mineralization in a sample of U.S. white adolescents over the past quarter century (1980-85 to 2005-10).</p> <p>Materials: Two cohorts of 200 children each were identified, each with an age range of …
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Investigating Content, Format and Placement of Point-of-Selection Nutrition Labels In A Foodservice Setting and Its Impact On Patrons' Purchasing Behavior
… the four intervention conditions, accounting for secular trend over the 23 weeks. Also, the mean differences among four intervention conditions were stratified by peak- and off-peak service periods of cafeteria. Average energy content of entrées that patrons purchased was lowest (by -16.0 Kcal …
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Obesity in a Rural Population Experiences from The Skaraborg Project
… their ideal body and obesity. There was a strong secular trend of increasing obesity in both sexes between 1977 and 2002 in the rural community. The development of obesity was influenced by level of education and leisure time physical activity. ? There was an inverse association between mortality …
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Diachronic effects of bio-cultural factors on stature and body proportions in British archaeological populations. The impact of living conditions, socio-economic, nutritional and health status on growth, development, maximum attained stature and physical shape in archaeological skeletal population samples.
… prevalence of pathologies, sexual dimorphism, secular trend, and general stature from Roman times to the post-medieval period. The usefulness of stature, weight, and physical indices as markers of the bio-cultural environment is demonstrated. The main findings include: a greater sensitivity to …
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Using statistical learning approaches to understand trends and variability of tornadoes across the continental United States
… are modeled in a nested framework to unravel secular trend from cyclical variability. Population density explains the long-term trend in Dixie Alley. The step-increase induced due to the installation of the Doppler Radar systems explains the long-term trend in Tornado Alley. NAO and the …
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Leukaemia Incidence in Children and Adults in the Regions of Russia Most Highly Contaminated after the Chernobyl Nuclear Power Plant Accident
… 333 leukaemia cases. RESULTS There is a slight secular trend in the standardized incidence rates both in the highly contaminated and in the control regions. This increase, however, is more marked in the control regions. The incidence rates in children (0-14) in the highly contaminated regions …
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Essays on Production Structure and Economic Integration
… series of manufacturing value added share into a secular trend and a trade-induced deviation from the trend. I show that national differences are in large part due to trade. Second, I investigate changes in sectoral productivity, trade costs and trade deficits as the driving forces behind the …
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Examining Causal Determinants of Childhood Obesity and Pubertal Timing
… This rise in obesity may contribute to the secular trend towards earlier pubertal development on a global scale. Both childhood obesity and early pubertal timing are linked to increased risks of various physical and mental health complications. This thesis aims to explore the genetic and …
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Early Life Determinants of Metabolic and Reproductive Health
… life course of an individual. In particular, a secular trend for a decreasing age of puberty onset has been linked to the global increases in prevalence of cardio-metabolic diseases and cancer. It has been suggested that childhood obesity and lifetime sex hormone exposure may act as key …
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Empirical Analysis of Time-Varying Cross-Border Correlation and Spillover Risk.
… macroeconomic sensitivities, and longer-term trends in the variances and covariances of national equity market index daily returns for eleven countries in the Euro currency zone. We modify Colacito, Engle and Ghysel’s Mixed Data Sampling Dynamic Conditional Correlation GARCH (MIDAS-DCC GARCH) …
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Variation in age at menarche and adult reproductive function: the role of energetic and psychosocial stressors
… development. I further investigated the secular trend of declining ages at menarche in in the rural Beskid Wyspowy region of southern Poland and investigated relationships between childhood stressors, age at menarche, and adult reproductive function. I found that age at menarche has …