65 research outputs found

    U.S. Government Raises the Bar on Deemed Exports and Continues Other Trade Restrictions

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    Este proyecto de investigación contiene un diseño de un proceso de Gestión de Seguridad y Salud Ocupacional basado en la ISO 45001, propuesto para las MYPES productoras de palta Hass, con el objetivo de disminuir los riesgos presentes en sus actividades, lo cual es un problema relevante debido a los accidentes y enfermedades comunes que presentan. El primer capítulo está compuesto por un estado del arte en base a artículos científicos que se encuentran en un periodo de 5 años antes, además, cuenta con un marco teórico con temas relacionados a las MYPES en el Perú, asociatividad, gestión por procesos, productividad, y seguridad y salud ocupacional. En el segundo capítulo, se efectúa un diagnóstico de la situación actual de las MYPES productoras de palta hass, en donde se identificaron distintos problemas que originan una baja productividad en la producción de la palta hass. En el tercer capítulo, se plantea un diseño de un sistema de gestión de seguridad y salud ocupacional basada en la gestión por procesos, con la finalidad de fomentar una cultura de preventiva, la cual reduce los riesgos y mejora la productividad en el sector agrícola de palta Hass. En el capítulo cuatro, se presenta la validación tanto de los expertos como de los agricultores, con la finalidad de obtener recomendaciones y poder mejorar el diseño del proceso que se propone. Por último, en el capítulo 5 se presenta las conclusiones, recomendaciones y las futuras líneas de investigación acerca del modelo propuesto.This research project contains a design of an Occupational Health and Safety Management process based on ISO 45001, proposed for the MYPES producing Hass avocado, with the objective of reducing the risks present in their activities, which is a relevant problem due to the accidents and common diseases they present. The first chapter is composed of a state of the art based on scientific articles that are found in a period of 5 years before, in addition, it has a theoretical framework with issues related to MYPES in Peru, associativity, process management, productivity , and occupational health and safety. In the second chapter, a diagnosis is made of the current situation of the MYPES producing hass avocado, where different problems were identified that cause low productivity in the production of hass avocado. In the third chapter, a design of an occupational health and safety management system based on process management is proposed, in order to foster a culture of prevention, which reduces risks and improves productivity in the agricultural sector of Hass avocado. In the fourth chapter, the validation of both experts and farmers is presented, in order to obtain recommendations and to improve the design of the proposed process. Finally, chapter 5 presents the conclusions, recommendations and future lines of research on the proposed model.Tesi

    Lifetime physical activity and risk of breast cancer in pre-and post-menopausal women

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    © 2015 Springer Science+Business Media New York To investigate the association between different types of physical activity (PA) and breast cancer. A case–control study of breast cancer was conducted in Western Australia from 2009 to 2011, in which 1205 women with breast cancer and 1789 frequency age-matched breast cancer-free control women were recruited. A self-administered questionnaire was used to collect information about lifetime and age-period recreational, household, occupational and transport physical activities. Detailed questions about demographic characteristics, and relevant reproductive, medical and lifestyle factors were also included. Logistic regression and restrictive cubic spline analyses were applied to investigate the association and dose–response relationship between PA and breast cancer risk. Subgroup analysis was performed regarding menopausal status. We found non-linear dose–response associations between PA and risk of breast cancer. Overall, 95–130 MET-hours/week of total lifetime PA was associated with the lowest breast cancer risk. The effects were stronger among post-menopausal women. We also found that the medium amounts of recreational PA (up to 21 MET-hours/week) were associated with lower breast cancer risk among post-menopausal women. Further analysis on the intensity of recreational PA demonstrated different dose–response associations between moderate- and vigorous-intensity recreational PA and breast cancer risk. We found that PA was associated with a reduced risk of breast cancer among post-menopausal women, but not in a linear fashion. Recreational PA of different intensities may have different dose–response associations with risk of breast cancer

    Smoking, Alcohol, Diabetes, Obesity, Socioeconomic Status, and the Risk of Colorectal Cancer in a Population-Based Case–Control Study

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    Purpose: Although previous research has identified factors that may determine willingness to participate in research, relatively few studies have attempted to quantify the impact non-participation may have on exposure–disease associations. The aims of this study were to (a) investigate the associations between smoking, alcohol, diabetes, obesity, and socioeconomic status and the risk of colorectal cancer in a case–control study (59.7 and 47.2 % response fractions among cases and controls, respectively); and (b) perform sensitivity analyses to examine the possible influence of non-participation. Methods: Logistic regression was used to estimate the exposure–disease associations. We then investigated the associations between various demographic and health factors and the likelihood that an individual would participate in the case–control study and then performed two sensitivity analyses (sampling weights and multiple imputation) to examine whether non-participation bias may have influenced the exposure–disease associations. Results: The exposures alcohol, smoking, and diabetes were associated with an increased risk of colorectal cancer. We found some differences between cases and controls when examining the factors associated with the participation in the study, and in the sensitivity analyses, the exposure–disease associations were slightly attenuated when compared with those from the original analysis. Conclusion: Non-participation may have biased the risk estimates away from the null, but generally not enough to change the conclusions of the study

    Does diet affect breast cancer risk?

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    The role of specific dietary factors in breast cancer causation is not completely resolved. Results from prospective studies do not support the concept that fat intake in middle life has a major relation to breast cancer risk. However, weight gain in middle life contributes substantially to breast cancer risk. Alcohol is the best established dietary risk factor, probably by increasing endogenous estrogen levels. Hypotheses relating diet during youth to risk decades later will be difficult to test. Nevertheless, available evidence is strong that breast cancer risk can be reduced by avoiding weight gain during adult years, and by limiting alcohol consumption

    Swept Under the Rug? A Historiography of Gender and Black Colleges

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    Financializing development:toward a sympathetic critique of sovereign development funds

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    In this paper, we unpack the scope and possibilities of sovereign development funds (SDFs) in different forms and under different political-cum-institutional conditions as a policy tool supporting economic growth and development, particularly in developing countries. Defining what the purpose should be and what is possible is complicated by a number of factors. The form of government of the sovereign sponsor and the significance of public legitimacy may help or hinder different types of investment mandates. Moreover, different investment mandates and their relative sophistication require organizational capabilities and expertise that are often not available locally or are insufficiently developed, such that the implementation of certain investment mandates is constrained and/or too costly. The purpose and the design possibilities of a SDF are, ultimately, contingent on local conditions, resources, and the essential developmental needs of the country and its population
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