447 research outputs found

    Monitoring Self-Perceived Occupational Health inequities in Central america, 2011 and 2018

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    Objectives. to analyze changes in occupational health inequity between 2011 and 2018 among workers in Central America. Methods. Data were collected by face-to-face interviews at the workers\u27 homes for the 2 Central America Working Conditions Surveys (n = 12 024 in 2011 and n = 9030 in 2018). We estimated health inequity gaps by means of absolute and relative population attributable risks and the weighted Keppel index. We stratified all analyses by gender. Results. Between 2011 and 2018, the proportion of workers reporting poor self-perceived health decreased both in women (from 32% to 29%) and men (from 33% to 30%). However, the health inequity gaps remained wide in the 4 stratifiers. Measured by the Keppel index, health inequity gaps between countries increased from 22% to 39% in women and from 20% to 29% in men. Conclusions. While health improved between 2011 and 2018, health inequity gaps remained wide. Wider health inequity gaps were observed between countries than by gender, age, occupation, or education. Public Health Implications. This first benchmark of occupational health inequities in Central America could be useful when developing and evaluating the impact of public policies on work

    Asociación entre sarcopenia e índice de masa corporal en adultos mayores

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    Sr. Editor, El adulto mayor es susceptible a varios cambios de composición corporal, como la pérdida de peso magro, la disminución de la altura y la redistribución del tejido graso. La obesidad es una morbilidad que aumenta el riesgo de enfermedades cardiovasculares, metabólicas y trastornos del aparato locomotor (1). En el Perú no hay suficientes estudios que analicen la asociación entre la sarcopenia y la obesidad, por lo que se plantea el siguiente estudio que tiene como objetivo determinar la asociación entre sarcopenia según el cuestionario SARC-F (del inglés Strength, assistance with walking, rising from a chair, climbing stairs, and falls) y el índice de masa corporal (IMC) en adultos mayores

    Effects of adding post-workout microcurrent in male cross country athletes

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    Post-exercise microcurrent based treatments have shown to optimise exercise-induced adaptations in athletes. We compared the effects of endurance training in combination with either, a microcurrent or a sham treatment, on endurance performance. Additionally, changes in body composition, post-exercise lactate kinetics and perceived delayed onset of muscle soreness (DOMS) were determined. Eighteen males (32.8±6.3 years) completed an 8-week endurance training programme involving 5 to 6 workouts per week wearing a microcurrent (MIC, n=9) or a sham (SH, n=9) device for 3-h post-workout or in the morning during non-training days. Measurements were conducted at pre- and post-intervention. Compared to baseline, both groups increased (P<0.01) maximal aerobic speed (MIC, pre =17.6±1.3 to post=18.3±1.0; SH, pre=17.8±1.5 to post =18.3±1.3 km.h-1) with no changes in V ̇O2peak. No interaction effect per group and time was observed (P=0.193). Although both groups increased (P<0.05) trunk lean mass (MIC, pre=23.2±2.7 to post=24.2±2.0; SH, pre=23.4±1.7 to post=24.3±1.6 kg) only MIC decreased (pre=4.8±1.5 to post=4.5±1.5, p=0.029) lower body fat. At post-intervention, no main differences between groups were observed for lactate kinetics over the 5 min recovery period. Only MIC decreased (P<0.05) DOMS at 24-h and 48-h, showing a significant average lower DOMS score over 72-h after the completion of the exercise-induced muscle soreness protocol. In conclusion, a 3-h daily application of microcurrent over an 8-week endurance training programme produced no further benefits on performance in endurance-trained males. Nonetheless, the post-workout microcurrent application promoted more desirable changes in body composition and attenuated the perception of DOMS over 72-h post-exercise

    GEICAM Guidelines for the Management of Patients with Breast Cancer During the COVID-19 Pandemic in Spain

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    Breast cancer (BC) is the most common cancer in women in Spain. During the COVID-19 pandemic caused by the SARSCoV-2 virus, patients with BC still require timely treatment and follow-up; however, hospitals are overwhelmed with infected patients and, if exposed, patients with BC are at higher risk for infection and serious complications if infected. Thus, health care providers need to evaluate each BC treatment and in-hospital visit to minimize pandemic-associated risks while maintaining adequate treatment efficacy. Here we present a set of guidelines regarding available options for BC patient management and treatment by BC subtype in the context of the COVID-19 pandemic. Owing to the lack of evidence about COVID-19 infection, these recommendations are mainly based on expert opinion, medical organizations’ and societies’ recommendations, and some published evidence. We consider this a useful tool to facilitate medical decision making in this health crisis situation we are facing

    Equality, Equity, and Diversity: Educational Solutions in the Basque Country

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    Public education is one of the greatest achievements of European countries during the twentieth century. While schooling systems neither exclusively form citizens, nor are they sufficient to alleviate all inequalities, education plays an increasingly important strategic role in relieving social problems and promoting the civic and ethical upbringing of our children. Researchers and professors at the UPV/EHU have had the privilege to design and implement important educational projects in conjunction with government of Autonomous Community of the Basque Country, which has the authority over education in its territory. This book presents the timely (in most cases since 2000) observations, research, and programs that have resulted from this cooperation. Our stress—in both our theoretical and analytical dimensions—has been on the importance of diversity, the promotion of social and human values, and respect for basic human rights. In addition, we describe the cooperation that must be fostered—and the various needs met—between all educational "agents": academic researchers, administrators, teachers, parents, and the community at large to promote equality and fairness in our society.This book was published with generous financial support from the Basque Government.Introduction: Alfonso Unceta and Concepción Medrano ? Part 1 Education in the Basque Country ? 1. Education Provision in the Basque Country by Alfonso Unceta and Andrés Davila ? 2. Addressing Basque Diversity in the Classroom: Measures to Avoid Excluding At-Risk Youth by Begoña Martínez Domínguez ? 3. Improving Social Interaction: Experimentally Validated Proposals for Psycho-educational Intervention by Maite Garaigodobil and Jone Aliri ? 4. Socialization to Prevent Gender Violence in the Basque Country by Maria José Alonso Olea, Aitor Gómez González, and Nekane Beloki Arizti ? 5. Resolution and Transformation of At-School Conflicts by Ramón Alzate Sáez de Heredia, Lucía Gorbeña, and Cristina Merino ? Part 2 Socioeducational Context in the Basque Country ? 6. Learning Communities: A Basque Egalitarian Educational Project by Maite Arandia Loroño, Isabel Martínez Domínguez, and Iñaki Santa Cruz Ayo ? 7. Migrants en Route: Community Socioeducational Action by Miguel Arriaga Landeta and Begoña Abad Miguélez ? 8. Educating from the Family: A Proposal to Connect Homes and Institutions by Enrique Arranz Freijo, Fernando Olabarrieta Artetxe, Juan Luis Martín Ayala ? 9. The Development of Values and the Media by Concepción Medrano, Ana Aierbe, and Juan Ignacio Martínez de Morentin ? Index ? List of Contributor

    Modeling the emergence of North African knapweed (Centaurea diluta), an increasingly troublesome weed in Spain

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    10 Pág.North African knapweed (Centaurea diluta Aiton) is an annual weed that is widespread in southern Spain and is of increasing concern in dryland cropping systems. Despite its expanding range in Spain, there is limited information on the emergence timing and pattern of this species, knowledge of which is critical for developing more timely and effective management strategies. Therefore, there is a need to develop simple and reliable models to predict the timing and emergence of this annual weed under dryland conditions. A multi-location field experiment was established across Spain in 2016 to 2017 to assess the emergence of C. diluta. At each of 11 locations, seeds were sown in the fall, and emergence was recorded. Overall emergence averaged 39% in the first year across all sites and 11% in the second year. In both years, the main emergence flush occurred at the beginning of the growing season. A three-parameter Weibull function best described seedling emergence of C. diluta. Emergence models were developed based on thermal time (TT) and hydrothermal time (HTT) and showed high predictability, as evidenced by root mean-square error prediction values of 10.8 and 10.7, respectively. Three cardinal points were established for TT and HHT at 0.5, 10, and 35 C for base, optimal, and ceiling temperatures, respectively, while base water potential was estimated at-0.5 MPa.We would like to thank Cátedra Adama and the Spanish Weed Science Society (SEMh) for providing financial support for this project. We are grateful to the many students and technicians who assisted with fieldwork at the different experimental locations. We would like to thank the Spanish government for partial funding, through project AVA 2019.020 “Advances in Technological Research in Winter Cereals: Genetic Improvement and Sustainable Management,” financed with Fondo Europeo de Desarrollo Regional (FEDER) funds (80%). Also, JT acknowledges support from the Spanish Ministry of Science, Innovation and Universities (grant Ramon y Cajal RYC2018-023866-I). We thank Enrique Chamber for installing and maintaining the data loggers at the various locations. No conflicts of interest have been declared.Peer reviewe

    Measurement of χ c1 and χ c2 production with s√ = 7 TeV pp collisions at ATLAS

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    The prompt and non-prompt production cross-sections for the χ c1 and χ c2 charmonium states are measured in pp collisions at s√ = 7 TeV with the ATLAS detector at the LHC using 4.5 fb−1 of integrated luminosity. The χ c states are reconstructed through the radiative decay χ c → J/ψγ (with J/ψ → μ + μ −) where photons are reconstructed from γ → e + e − conversions. The production rate of the χ c2 state relative to the χ c1 state is measured for prompt and non-prompt χ c as a function of J/ψ transverse momentum. The prompt χ c cross-sections are combined with existing measurements of prompt J/ψ production to derive the fraction of prompt J/ψ produced in feed-down from χ c decays. The fractions of χ c1 and χ c2 produced in b-hadron decays are also measured

    Measurement of the production of a W boson in association with a charm quark in pp collisions at √s = 7 TeV with the ATLAS detector

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    The production of a W boson in association with a single charm quark is studied using 4.6 fb−1 of pp collision data at s√ = 7 TeV collected with the ATLAS detector at the Large Hadron Collider. In events in which a W boson decays to an electron or muon, the charm quark is tagged either by its semileptonic decay to a muon or by the presence of a charmed meson. The integrated and differential cross sections as a function of the pseudorapidity of the lepton from the W-boson decay are measured. Results are compared to the predictions of next-to-leading-order QCD calculations obtained from various parton distribution function parameterisations. The ratio of the strange-to-down sea-quark distributions is determined to be 0.96+0.26−0.30 at Q 2 = 1.9 GeV2, which supports the hypothesis of an SU(3)-symmetric composition of the light-quark sea. Additionally, the cross-section ratio σ(W + +c¯¯)/σ(W − + c) is compared to the predictions obtained using parton distribution function parameterisations with different assumptions about the s−s¯¯¯ quark asymmetry

    Single hadron response measurement and calorimeter jet energy scale uncertainty with the ATLAS detector at the LHC

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    The uncertainty on the calorimeter energy response to jets of particles is derived for the ATLAS experiment at the Large Hadron Collider (LHC). First, the calorimeter response to single isolated charged hadrons is measured and compared to the Monte Carlo simulation using proton-proton collisions at centre-of-mass energies of sqrt(s) = 900 GeV and 7 TeV collected during 2009 and 2010. Then, using the decay of K_s and Lambda particles, the calorimeter response to specific types of particles (positively and negatively charged pions, protons, and anti-protons) is measured and compared to the Monte Carlo predictions. Finally, the jet energy scale uncertainty is determined by propagating the response uncertainty for single charged and neutral particles to jets. The response uncertainty is 2-5% for central isolated hadrons and 1-3% for the final calorimeter jet energy scale.Comment: 24 pages plus author list (36 pages total), 23 figures, 1 table, submitted to European Physical Journal

    Measurement of the flavour composition of dijet events in pp collisions at root s=7 TeV with the ATLAS detector

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    This paper describes a measurement of the flavour composition of dijet events produced in pp collisions at &#8730;s=7 TeV using the ATLAS detector. The measurement uses the full 2010 data sample, corresponding to an integrated luminosity of 39 pb−1. Six possible combinations of light, charm and bottom jets are identified in the dijet events, where the jet flavour is defined by the presence of bottom, charm or solely light flavour hadrons in the jet. Kinematic variables, based on the properties of displaced decay vertices and optimised for jet flavour identification, are used in a multidimensional template fit to measure the fractions of these dijet flavour states as functions of the leading jet transverse momentum in the range 40 GeV to 500 GeV and jet rapidity |y|&#60;2.1. The fit results agree with the predictions of leading- and next-to-leading-order calculations, with the exception of the dijet fraction composed of bottom and light flavour jets, which is underestimated by all models at large transverse jet momenta. The ability to identify jets containing two b-hadrons, originating from e.g. gluon splitting, is demonstrated. The difference between bottom jet production rates in leading and subleading jets is consistent with the next-to-leading-order predictions
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