2,126 research outputs found

    Deaths Exceed Births in Most of Europe, But Not in the United States

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    In this brief, authors Kenneth Johnson, Layton Fields, and Dudley Poston, Jr. present important new findings about the diminishing number of births compared to deaths in Europe and the United States from their recent article in Population and Development Review. Their research focuses on the prevalence and dynamics of natural decrease in subareas of Europe and the United States in the first decade of the twenty-first century using counties (United States) or county-equivalents (Europe). The authors report that 58 percent of the 1,391 counties of Europe had more deaths than births during that period compared to just 28 percent of the 3,137 U.S. counties. Natural decrease is more widespread in Europe because its population is older, fertility rates are lower, and there are fewer women of child-bearing age. Natural decrease is a major policy concern because it drains the demographic resilience from a region, diminishing its economic viability and competitiveness. The implications of the recent European immigrant surge for natural decrease are uncertain, but the authors’ analysis suggests that natural decrease is likely to remain widespread in Europe for the foreseeable future

    The Motive for Indirect Cost Control in Higher Education

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    Sciences de Gestion, n (65), 2008, 73-78.Colleges and universities throughout the world rely on different funding models to cover costs. Regardless of the model used, these institutions are experiencing intense pressure to control costs. However, controlling indirect costs in traditional not-for-profit institutions of higher learning is in direct conflict with a more powerful survival motive. We propose that actions required to attract and retain students lead to product proliferation in the form of increased programmatic offerings and to other forms of student support, which leads to higher costs. Cost containment is not a realistic priority given the prevailing institutional structures

    Designing an Academic Project Management Program: A Collaboration between a University and a PMI Chapter

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    The demand for project management skills in industry is increasing resulting in a higher demand for project management educational programs. Universities are addressing industry demand by developing project management courses, degree offerings and certificate programs that focus on both technical and general project management skills. While teaching project management skills has been widely covered in the literature, little focus has been given to close collaboration with industry in developing university project management programs that reflect industry demands and provide opportunities to work with project management professionals and with “real world” projects. As a case study, we report a collaborative effort between one university and a local chapter of the Project Management Institute (PMI) that results in the development and implementation of an undergraduate project management minor program. We describe the evolution and process of developing a program in which project management professionals from the PMI are actively engaged in student learning by serving a variety of roles in the classroom. We describe the lessons learned over the evolution of the program, as well as refinements to the courses, conducted in order to enhance the grounding of formal education with practical industry experience resulting in an academically rigorous and practical education

    Innovative Collaborative Service-Learning Experience Among Dental Hygiene and Nurse Practitioner Students: A Pediatric Oral Health Pilot Study

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    Purpose: Preventive oral health behaviors are essential for children during early stages of development. The purpose of this study was to pilot an innovative, collaborative service-learning (ICSL) experience for dental hygiene (DH) and primary care nurse practitioner (NP) students to address pediatric oral health. Methods: A convenience sample of DH and NP students (n=12) participated in the development, planning and delivery of an ICSL activity focusing on pediatric oral health to 44 pre-school aged children. A learning management system was used for the communicating, planning and evaluating the ICSL activity. The interprofessional socialization of the participants was measured using the Interprofessional Socialization and Valuing Scale (ISVS-9A/9/B) survey prior to and following the ICSL experience. Descriptive statistics were used to analyze the data. Results: Twelve students agreed to participate in the ICSL experience (DH= 9 and NP=3) and completed the pre and post ISVS-9A/9B surveys. There was a positive change in interprofessional socialization scales (0.42) after the ICSL experience (p=0.066) for all participants. Marginal statistically significant differences were identified among the DH participants (p=0.058) in their pre and post interprofessional socialization scores. Conclusion: Within the limitations of this pilot study, the ICSL experience had a positive impact on NP and DH students\u27 socialization to interprofessional collaboration. This low resource, service-learning educational project has potential for easy integration within dental hygiene and advanced practice nursing curricula

    Obesity, antenatal depression, diet and gestational weight gain in a population cohort study

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    PURPOSE: The aims of this paper are to examine: (1) the relationship between high pre-pregnancy BMI and antenatal depression; (2) whether BMI and antenatal depression interact to predict diet and gestational weight gain (GWG). METHODS: Data came from the Avon Longitudinal Study of Parents and Children (ALSPAC). Underweight women were excluded. Pre-pregnancy BMI was self-reported and antenatal depression was assessed using the Edinburgh Postnatal Depression Scale at 18 and 32 weeks' gestation to identify persistently elevated depressive symptoms (EPDS>12). Dietary patterns were calculated from food frequency questionnaires at 32 weeks' gestation. GWG was categorised using the USA Institute of Medicine guidelines. RESULTS: This study included 13,314 pregnant women. Obese women had significantly higher odds of antenatal depression than normal weight controls after adjusting for socio-demographics and health behaviours (aOR 1.39, 95%CI 1.05-1.84). Every unit increase in pre-pregnancy BMI was associated with approximately 3% higher odds of antenatal depression (aOR 1.03, 95%CI 1.01-1.05). Antenatal depression was not meaningfully associated with dietary patterns after adjusting for confounders and was not associated with inadequate or excessive GWG. There was no evidence for an interaction of depression and BMI on either diet or GWG. CONCLUSIONS: Healthcare professionals should be aware of the dose-response relationship between high pre-pregnancy BMI and antenatal depression

    Pulsive feedback control for stabilizing unstable periodic orbits in a nonlinear oscillator with a non-symmetric potential

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    We examine a strange chaotic attractor and its unstable periodic orbits in case of one degree of freedom nonlinear oscillator with non symmetric potential. We propose an efficient method of chaos control stabilizing these orbits by a pulsive feedback technique. Discrete set of pulses enable us to transfer the system from one periodic state to another.Comment: 11 pages, 4 figure

    THE EFFECT OF COMPRESSION TIGHTS AND DURATION OF TESTING ON CONTINUOUS JUMPING MECHANICAL POWER

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    INTRODUCTION: In order to improve their performance, athletes seek advancements in technology, such as clothing. Manufacturers of compression tights, advertise that their product adds support to lower extremity musculature, thus may slow the onset of fatigue. Few scientific studies, however, have been conducted to identify how advancements in apparel influence an athlete’s performance (Kraemer et al., 1996). The purpose of the present study was to identify the effects of compression tights on mechanical power for continuous jumping. Secondly, the effect of duration on the mechanical power output by using Bosco’s method (1983) over 15, 30, 45, and 60 sec time-frames, as well as the interaction between apparel and duration

    Antibiotic resistance of Enterococcus species isolated from raw foods of animal origin in South West part of Slovakia

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    We determined the prevalence and antibiotic resistance of enterococci isolated from raw foods of animal origin. All samples were positive for enterococci. The lowest count of enterococci was found in pork (2.00 log CFU/cm2), while bryndza cheese contained the highest count (4.99 log CFU/g). Among the 349 Enterococcus isolates, 49% were E. faecalis, 29% E. faecium, and 13% Enterococcus spp. Tetracycline and gentamicin resistance was the most common. We found the highest tetracycline resistance levels (91%) in isolates from poultry samples. The isolates from the poultry samples also displayed multidrug resistance to all antibiotics tested. The most common vancomycin-resistant species in poultry and milk was E. faecalis. In contrast, the pork samples contained vancomycin-resistant E. faecium isolates. It is interesting to note that vancomycin resistance in the pork and poultry samples was found only in combination with either four (28%) or all five (14%) of the tested antibiotics. Our results suggest that raw products of animal origin are possible reservoirs of multi-antibiotic resistant enterococci in the food chain

    Human pancreatic cancer cell lines do not express receptors for somatostatin.

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    The in vivo administration of somatostatin (SS) or its analogues is capable of suppressing the growth of pancreatic cancer in experimental animals. We examined the effects of SS-14 and its analogue RC-160 on the in vitro growth of two human pancreatic cancer cell lines MiaPaCa-2 and Panc-1 stimulated with epidermal growth factor (EGF) or insulin-like growth factor 1 (IGF-1). Neither SS-14 nor RC-160 inhibited the growth of either cell line. In contrast RC-160 did inhibit the EGF-stimulated growth of a rat pancreatic cancer cell line AR42J. Binding studies with 125I-Tyr11 somatostatin revealed the presence of a single class of high affinity binding sites with a Kd of 0.20 +/- 0.05 nM and a Bmax of 2.1 +/- 0.26 pmoles mg-1 protein on AR42J but not displaceable binding was observed on MiaPaCa-2 or Panc-1. We conclude that lack of receptors accounts for the failure of SS-14 and RC-160 to influence the growth of human pancreatic cancer in vitro. These results, taken together with other findings, lead us to question the therapeutic efficacy of somatostatin and its analogues as mono-therapy in the treatment of human pancreatic cancer

    Surface Environmental Surveillance Project: Locations Manual Volume 1 ? Air and Water Volume 2 ? Farm Products, Soil & Vegetation, and Wildlife

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    This report describes all environmental monitoring locations associated with the Surface Environmental Surveillance Project. Environmental surveillance of the Hanford site and surrounding areas is conducted by the Pacific Northwest National Laboratory (PNNL) for the U.S. Department of Energy (DOE). Sampling is conducted to evaluate levels of radioactive and nonradioactive pollutants in the Hanford environs, as required in DOE Order 450.1, Environmental Protection Program, and DOE Order 5400.5, Radiation Protection of the Public and the Environment. The environmental surveillance sampling design is described in the Hanford Site Environmental Monitoring Plan, United States Department of Energy, Richland Operation Office (DOE/RL-91-50). This document contains the locations of sites used to collect samples for the Surface Environmental Surveillance Project (SESP). Each section includes directions, maps, and pictures of the locations. A general knowledge of roads and highways on and around the Hanford Site is necessary to successfully use this manual. Supplemental information (Maps, Gazetteer, etc.) may be necessary if user is unfamiliar with local routes. The SESP is a multimedia environmental surveillance effort to measure the concentrations of radionuclides and chemicals in environmental media to demonstrate compliance with applicable environmental quality standards and public exposure limits, and assessing environmental impacts. Project personnel annually collect selected samples of ambient air, surface water, agricultural products, fish, wildlife, and sediments. Soil and vegetation samples are collected approximately every 5 years. Analytical capabilities include the measurement of radionuclides at very low environmental concentrations and, in selected media, nonradiological chemicals including metals, anions, volatile organic compounds, and total organic carbon
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