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.
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Showing 1 to 20 of 23 for “"secular trends"”.
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Secular Trends in Life Expectancy by Diet Status Among Never Smoking Seventh-day Adventists
… evaluate how life expectancy changed by age and secular time from 1960 through 1988, two cohort studies, the Adventist Mortality Study (AMS, 1960-1985, n = 27,530) and the Adventist Health Study (AHS, 1976-1988, n = 34,192) were combined. The life expectancy of omnivores was compared to …
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Prevalence of overweight and obesity among 6-13 year old Kuwaiti school children: secular trends, risk factors and their implications
… These findings also evidenced by increasing trends of obesity over the last two decades in a similar age-matched cohort suggest the presence of a nutritional transition with potentially serious health consequences. This provides opportunities for action and implementation of new nutrition and …
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Risk factors for fractures - a link between metabolic bone disease and cardiovascular disease
… in both genders. QUS correlated well with DXA. Secular trends were seen when men and women aged 35-64 in 1995 were compared with subjects of similar age in 2008, i.e., 13 years apart. The fracture incidence increased, with a higher proportion of vertebral fractures among postmenopausal women in …
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Variation in silicosis prevalence in South African gold miners : an industry-wide study
… conducted in order to determine whether any secular trends are present. Thirdly, to report on any variation in silicosis between mining shaft, mining company or mining region, and to generate hypotheses for any variation found.
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Three essays in economics
… services, and debt, and directly link these secular trends to an ongoing debate on rising wealth-income ratios and inequality. The second chapter, joint with Johannes Hermle, studies the impact of a male breadwinner norm on gender inequality.
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Searching for planets
… one half of the HF programstars show significant secular trends in their radial velocities, which may indicate signalsat periods longer than we are currently sensitive to. Detection limits are set in the formof minimum detectable planetary masses for each of the stars. Periodicities in the …
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Infant Mortality in An Aboriginal Community: An Historical and Biocultural Analysis
<p>There is little information on secular trends in the infant mortality rate (IMR) among aboriginal populations in Canada. Although the Canadian government began collecting vital statistics for Canadian Indians at the turn of the century, records prior to the 1960s have been deemed inaccurate …
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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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Atrial Fibrillation In Middle-Eastern Arabs And South Asians: Studies From A 20-Year National Registry In Qatar
… Arabs and South Asians), including: aetiologies; secular trends; cardiovascular risk factors; therapy; and outcome using data from a national registry of cardiovascular diseases in a Middle Eastern country over a 20-years period. In addition, the research undertaken focused on several other …
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Analysis of atmospheric delays and asymmetric positioning errors in the global positioning system
… of skewed residuals was analyzed by removing secular trends and variations with periods longer than 75 days from the signal using a median filter. The skewness of the station position residuals was subsequently calculated in the north, east and up directions. In the cases examined, typical …
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Quantitative Analysis of Drilling Predation Patterns in the Fossil Record: Ecological and Evolutionary Implications
… and patterns in spatial variability may mask secular trends. These issues are addressed in a series of projects presented here. An extensive survey of museum specimens and bulk materials indicate that drilling predation in Late Paleozoic brachiopod prey is relatively rare (<1% of fossil …
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Objective physical activity and sleep characteristic measurements using a triaxial accelerometer in eight year olds
<p>Background: Secular trends demonstrate that young children are less active and sleep less. Inequity in an individual's energy balance is known to have poor health outcomes. Academic achievement, academic behavior, and weight status are proxy indicators for health and psychosocial outcomes in …
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Essays on international corporate cash holdings
… The first chapter is concerned with the secular trends in corporate cash holdings and the determinants of the changing cash policies for seven industrialized countries--Australia, Canada, France, Germany, Japan, the US, and UK. In the first chapter, we document that a pronounced secular …
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The Anglican church in Victorian Liverpool and its work with the Labouring poor
… Liverpool was able to adapt to a certain degree, secular trends into the church by virtue of its strong parochial systems.
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Aspects of sea level variability in the southwest Indian Ocean and the east coast of Africa - (latitude 0-35°S and from the coast to 60°E)
… of the tides on a 4.4 year period but their secular trends are not statistically significant.
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Overweight and obesity in the young and old: Prevalence, prevention and eating behavior
… the elderly. The specific aims are to document secular trends in overweight and obesity and lifestyle determinants in the elderly, to investi-gate the influence of genetic and environmental factors in body shape and behavioral aspects of weight in teenagers and to conduct an intervention study …
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Imprecise probability analysis for integrated assessment of climate change
… the global mean temperature response to secular trends in the radiative forcing in terms of climate sensitivity and effective vertical ocean heat diffusivity. We compare the model behaviour to the 20th century temperature record in order to derive a likelihood function for these two …
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Aetiological role of early lifestyle exposures in puberty timing
Amidst the global secular trends towards earlier timing of pubertal development, there are abundant evidence from various populations that early puberty timing is associated with higher risks for a wide range of subsequent adverse physical and mental health outcomes. Despite the increasing …
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The economics of a new health technology: an evaluation of the impact of statins on lifestyle behaviors
… the timing of this survey coincides with a rapid secular trends in statin adoption. This corresponds with considerable intrapersonal heterogeneity in observed treatment (i.e., statin use) and allows for multiple analytical strategies to account for potential endogeneity bias--namely, panel data …
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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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