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 52 for “"birth rates"”.
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Social policy evaluation: How did the 1996 Welfare Reform Legislation influence unmarried Teen Birth rates in Texas Counties
… reform legislation on unmarried teen childbirth rates in Texas counties and to examine the effect of the counties, teen population density, ethnic homogeneity, and welfare participation on the rate of change in unmarried teen childbirth rates post-welfare reform. In this study, the 254 …
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Comparing Teenage Pregnancy Rates and Teenage Birth Rates Between States that Do and Do Not Mandate Sex or STD/HIV Education Programs
… is a relationship between teenage pregnancy rates and teenage birth rates and the type of sex education program taught in public high schools. The research questions were (1) Is there a difference in teenage pregnancy rates or teenage birth rates between states that require public high …
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An evidence-based policy for the provision of subsidised fertility treatment in California: Integration of array comparative genomic hybridisation with IVF and mandatory single embryo transfer to lower multiple gestation and preterm birth rates
… strongly skews the multiple gestation/preterm birth rate upward to approximately 50% of all deliveries, while unassisted conceptions yield this outcome in only 3% of births. Preterm/multiple gestation babies from IVF are “super-utilisers” and consume a disproportionate share of healthcare …
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Social Reproduction and Teen Pregnancy: A Comparative Case Study of Six Rural Georgia
… regions experiencing disproportionately higher rates compared to urban areas. This study examines adolescent pregnancy in six rural Georgia counties between 20125 and 2024 using the framework of social reproduction to understand how structural, socioeconomic, and cultural forces shape …
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Studies on the factors that improve the outcome of IVF-ET
… to modification in order to improve pregnancy rates following this form of treatment. To this end I performed a historical review of the advances that have been made in reproductive treatment since before the birth of Louise Brown in 1978, and a retrospective analysis of the result of a single …
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Competition Between Native and Exotic Daphnia
… at the ending densities, population growth rates, egg ratios and birth rates of each species when alone, and when in combination. Dye tests indicated water exchange rates in the cylinders of 15-99% per hour. Chlorophyll-a in the enclosures was depressed by as much as 60% relative to that in …
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Trends in contraceptive use in Tanzania, 1996-2016
… contraceptive methods (Tilahun, 2016). Although birth rates are decreasing, and contraceptive use is increasing in much of the developed world, birth rates are classified as high and contraceptive use as very low in much of Sub-Saharan Africa (Larsson & Stanfors, 2014). In twenty years, …
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Genetic variation within the Daphnia pulex genome
… for patterns of divergence and estimates of gene birth rates.</p>
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Outcome of assisted reproductive technology in women with poor ovarian response undergoing infertility treatment in the reproductive medicine unit of Groote Schuur hospital: a five-year review
… transferred. The clinical pregnancy and live birth rates were 10.0% and 5.0% respectively, per cycle initiated. Half of those with failed IVF due to poor ovarian response withdrew from the program. Conclusion: The prevalence of poor ovarian response among women who underwent assisted …
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Fertility and mortality in Puerto Rico
… is long and characterized by high-age-specific birth rates. 3. Puerto Rico's population is mostly composed of young people, with 74.6 percent under 35 years of age, reflecting a high fertility for the present and future. 4. There is a high percentage of illiterates and persons with little …
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Spatial Analysis of Teen Births in North Central Texas
The United States has the highest teen birth rate among western industrialized countries and the highest levels of pregnancy among adolescents (Alan Guttmacher Institute, 1994). While the rate of teen births is high throughout the country, considerable variations exist between and within regions. …
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Analysis of Seoul Apartment Prices during Population Decline Era
… faced a population decrease due to the lowest birth rates globally, but the apartment prices in capital regions covering Seoul, capital city of South Korea and Gyeonggi-do, have ironically shown a consistent upward trend. This thesis explores the persistent rise in apartment prices despite …
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Family Cap Programs: The Future of Pennsylvania Welfare Reform
… claims that caps reduce welfare costs and birth rates for welfare recipients, my research shows that the anticipated benefits of family caps are generally inconclusive and largely affected by factors outside the control of the welfare program.
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Momentary exposure to a microfluidic environment seems to enhance embryo development
… exponentially in the last 40 years since the birth of Louis Brown in 1978. The need for an objective and non-invasive method of embryo selection to allow for single embryo transfer is needed to increase the success rates and while simultaneously decreasing the multiple birth rates. One such …
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Reproductive health among tactical athletes: an examination of physical activity and occupational concerns
… occupational conditions may result in adverse birth outcomes. These include shift work, high job stress, and exposures such as lead handling or high ambient temperatures. Additionally, extreme physical exertion around the implantation period may harm the developing embryo. In an unpredictable, …
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COVID-19 pandemijos įtaka šeimos planavimui ir gimstamumui /
… planning a family, fear of pregnancy or childbirth – all these topics caused anxiety and concern in society during the COVID-19 pandemic. Scientific research on the impact of the COVID-19 disease on family planning and fertility analyzes and substantiates with evidence the risks that …
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HEALTH FACTORS AND THE TO-WORK, AT-WORK, AND TO-RETIRE GOALS OF OLDER WORKERS
… and work until an older age due to decreased birth rates and the smaller size of the post baby boomer cohorts. An in-depth examination of the motivation of our aging workforce is necessary to determine how we can increase motivation and keep older workers (those 55 and older) in the workforce …
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Predatory Impact of Exotic Cladoceran Cercopagis pengoi on the Zooplankton of Lake Ontario
… retrocurva populations declined despite high birth rates in all three years, indicating that food limitation was not responsible for the patterns. Chlorophyll-a concentration generally increased concomitant with declines in cladoceran zooplankton abundance. Consumption demand of average …
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Factors That Overcome Barriers For African American Educators In Educational Leadership
… driven by factors such as immigration, higher birth rates among certain ethnic and racial groups, and the aging of the white population. According to a report published by the Census Bureau the United States is projected to be a majority minority country by 2044. The term "majority-minority" …
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