12 research outputs found

    Train the Trainers: Recurso online para alinear capacidades y competencias transversales en el marco de la agenda europea de capital humano, empleabilidad y competitividad

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    El proyecto “Train the Trainers” continúa la labor de dos proyectos anteriores: 2019/20 No. 360 (La docencia en emprendimiento y emprendimiento social en los ecosistemas universitarios de referencia: Aplicación de las metodologías docentes de aprender a emprender en la Universidad Complutense de Madrid) y 2018/19 No. 218 (La docencia en emprendimiento y emprendimiento social en los ecosistemas universitarios de referencia). El proyecto ha supuesto la creación de un recurso online destinado a la formación en innovación social y emprendimiento dentro del marco de la Nueva Agenda de Capacidades de Europa empleando como prototipo la asignatura de “Crítica literaria e investigación contemporánea en lengua inglesa” del Grado de Estudios Ingleses. La propuesta se enmarca dentro de las líneas prioritarias del equipo rectoral y del Vicerrectorado de Emprendimiento y Empleabilidad, en línea con la normativa europea puesto que la universidad debe potenciar no solo la docencia y la investigación sino también la transferencia de conocimiento a la sociedad y el fortalecimiento de las salidas profesionales mediante la alineación de la docencia a las capacidades y competencias que se necesitan en el mercado laboral

    The evolution of the ventilatory ratio is a prognostic factor in mechanically ventilated COVID-19 ARDS patients

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    Background: Mortality due to COVID-19 is high, especially in patients requiring mechanical ventilation. The purpose of the study is to investigate associations between mortality and variables measured during the first three days of mechanical ventilation in patients with COVID-19 intubated at ICU admission. Methods: Multicenter, observational, cohort study includes consecutive patients with COVID-19 admitted to 44 Spanish ICUs between February 25 and July 31, 2020, who required intubation at ICU admission and mechanical ventilation for more than three days. We collected demographic and clinical data prior to admission; information about clinical evolution at days 1 and 3 of mechanical ventilation; and outcomes. Results: Of the 2,095 patients with COVID-19 admitted to the ICU, 1,118 (53.3%) were intubated at day 1 and remained under mechanical ventilation at day three. From days 1 to 3, PaO2/FiO2 increased from 115.6 [80.0-171.2] to 180.0 [135.4-227.9] mmHg and the ventilatory ratio from 1.73 [1.33-2.25] to 1.96 [1.61-2.40]. In-hospital mortality was 38.7%. A higher increase between ICU admission and day 3 in the ventilatory ratio (OR 1.04 [CI 1.01-1.07], p = 0.030) and creatinine levels (OR 1.05 [CI 1.01-1.09], p = 0.005) and a lower increase in platelet counts (OR 0.96 [CI 0.93-1.00], p = 0.037) were independently associated with a higher risk of death. No association between mortality and the PaO2/FiO2 variation was observed (OR 0.99 [CI 0.95 to 1.02], p = 0.47). Conclusions: Higher ventilatory ratio and its increase at day 3 is associated with mortality in patients with COVID-19 receiving mechanical ventilation at ICU admission. No association was found in the PaO2/FiO2 variation

    Clustering COVID-19 ARDS patients through the first days of ICU admission. An analysis of the CIBERESUCICOVID Cohort

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    Background Acute respiratory distress syndrome (ARDS) can be classified into sub-phenotypes according to different inflammatory/clinical status. Prognostic enrichment was achieved by grouping patients into hypoinflammatory or hyperinflammatory sub-phenotypes, even though the time of analysis may change the classification according to treatment response or disease evolution. We aimed to evaluate when patients can be clustered in more than 1 group, and how they may change the clustering of patients using data of baseline or day 3, and the prognosis of patients according to their evolution by changing or not the cluster.Methods Multicenter, observational prospective, and retrospective study of patients admitted due to ARDS related to COVID-19 infection in Spain. Patients were grouped according to a clustering mixed-type data algorithm (k-prototypes) using continuous and categorical readily available variables at baseline and day 3.Results Of 6205 patients, 3743 (60%) were included in the study. According to silhouette analysis, patients were grouped in two clusters. At baseline, 1402 (37%) patients were included in cluster 1 and 2341(63%) in cluster 2. On day 3, 1557(42%) patients were included in cluster 1 and 2086 (57%) in cluster 2. The patients included in cluster 2 were older and more frequently hypertensive and had a higher prevalence of shock, organ dysfunction, inflammatory biomarkers, and worst respiratory indexes at both time points. The 90-day mortality was higher in cluster 2 at both clustering processes (43.8% [n = 1025] versus 27.3% [n = 383] at baseline, and 49% [n = 1023] versus 20.6% [n = 321] on day 3). Four hundred and fifty-eight (33%) patients clustered in the first group were clustered in the second group on day 3. In contrast, 638 (27%) patients clustered in the second group were clustered in the first group on day 3.Conclusions During the first days, patients can be clustered into two groups and the process of clustering patients may change as they continue to evolve. This means that despite a vast majority of patients remaining in the same cluster, a minority reaching 33% of patients analyzed may be re-categorized into different clusters based on their progress. Such changes can significantly impact their prognosis

    Malaria seroprevalence in blood bank donors from endemic and non-endemic areas of Venezuela

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    In Venezuela, a total of 363,466 malaria cases were reported between 1999-2009. Several states are experiencing malaria epidemics, increasing the risk of vector and possibly transfusion transmission. We investigated the risk of transfusion transmission in blood banks from endemic and non-endemic areas of Venezuela by examining blood donations for evidence of malaria infection. For this, commercial kits were used to detect both malaria-specific antibodies (all species) and malaria antigen (Plasmodium falciparum only) in samples from Venezuelan blood donors (n = 762). All samples were further studied by microscopy and polymerase chain reaction (PCR). The antibody results showed that P. falciparum-infected patients had a lower sample/cut-off ratio than Plasmodium vivax-infected patients. Conversely, a higher ratio for antigen was observed among all P. falciparum-infected individuals. Sensitivity and specificity were higher for malarial antigens (100 and 99.8%) than for antibodies (82.2 and 97.4%). Antibody-positive donors were observed in Caracas, Ciudad Bolívar, Puerto Ayacucho and Cumaná, with prevalences of 1.02, 1.60, 3.23 and 3.63%, respectively. No PCR-positive samples were observed among the donors. However, our results show significant levels of seropositivity in blood donors, suggesting that more effective measures are required to ensure that transfusion transmission does not occur

    Characterization of Neospora caninum virulence factors NcGRA7 and NcROP40 in bovine target cells

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    Bovine neosporosis is one of the major causes of reproductive failure in cattle worldwide, and differences in virulence between isolates have been widely shown. However, the molecular basis and mechanisms underlying virulence in Neospora caninum are mostly unknown. Recently, we demonstrated the involvement of NcGRA7 and NcROP40 in the virulence of N. caninum in a pregnant murine model using single knockout mutants in these genes generated by CRISR/Cas9 technology. In this study, the role of these proteins was investigated in two in vitro models using bovine target cells: trophoblast (F3 cell line) and monocyte-derived macrophages (BoMØ). The proliferation capacity of the single knockout mutant parasites was compared to the wild-type strain, the Nc-Spain7 isolate, using both cell populations. For the bovine trophoblast, no differences were observed in the growth of the defective parasites compared to the wild-type strain, neither in the proliferation kinetics nor in the competition assay. However, in naïve BoMØ, a significant decrease in the proliferation capacity of the mutant parasites was observed from 48 h pi onwards. Stimulation of BoMØ with IFN-γ showed a similar inhibition of tachyzoite growth in defective and wild-type strains in a dose-dependent manner. Finally, BoMØ infected with knockout parasites showed higher expression levels of TLR3, which is involved in pathogen recognition. These results suggest that NcGRA7 and NcROP40 may be involved in the manipulation of innate immune defense mechanisms against neosporosis and confirm the usefulness of the BoMØ model for the evaluation of N. caninum virulence mechanisms. However, the specific functions of these proteins remain unknown, opening the way for future research.Depto. de Sanidad AnimalFac. de VeterinariaTRUEpu

    Los centros educativos ante la desprotección de la infancia y la adolescencia : guía para la comunidad educativa

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    Explica cómo los centros educativos desempeñan un papel importantísimo en la protección de la infancia y la adolescencia, siendo el profesorado un agente importante para detectar, prevenir y notificar las situaciones de desprotección del alumnado. Esta guía, dirigida a la comunidad educativa, pretende sensibilizar sobre este problema y ofrecer los instrumentos necesarios para que se puedan abordar las situaciones de desamparo y de falta de apoyo en la población infantil y adolescente, con el fin de garantizar y mejorar su protección.ES

    Cuadernos metodológicos: Estándares de calidad para pruebas estandarizadas de alto impacto en el contexto académico y profesional costarricense

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    El uso de pruebas estandarizadas de alto impacto implica un proceso de construcción y validación guiado científicamente, utilizando los más altos estándares de calidad para garantizar la confiabilidad y validez de las inferencias que se realicen a partir de sus puntuaciones. Debido a que se trata de exámenes de grandes consecuencias para la vida y el desarrollo de las personas, las pruebas deben ser construidas, adaptadas y aplicadas utilizando la tradición científica en psicometría y medición educativa, que brinda un cuerpo de teorías y métodos para construir y validar este tipo de instrumentos y permite recolectar información empírica y evidencia sólida acerca de la confiabilidad y validez de los mismos. En este contexto de la evaluación de alto impacto, el presente documento tiene como propósito orientar la labor y los planes de mejoramiento de las instituciones y organizaciones comprometidas con la validez, equidad y ética en la aplicación de pruebas de estandarizadas de alto impacto en contextos académicos y profesionales. El logro de los estándares propuestos se debe asumir como un proceso formativo, por lo tanto, es posible que en una primera valoración no se cumplan a cabalidad los estándares que aquí se presentan. Se espera que los programas responsables ejecuten acciones concretas para cumplir, en un plazo determinado, con aquellos estándares para los cuales no hay, en la actualidad, suficiente evidencia de su cumplimiento.Universidad de Costa Rica/[]/UCR/Costa RicaUCR::Vicerrectoría de Investigación::Unidades de Investigación::Ciencias Sociales::Instituto de Investigaciones Psicológicas (IIP

    Malaria seroprevalence in blood bank donors from endemic and non-endemic areas of Venezuela

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    In Venezuela, a total of 363,466 malaria cases were reported between 1999-2009. Several states are experiencing malaria epidemics, increasing the risk of vector and possibly transfusion transmission. We investigated the risk of transfusion transmission in blood banks from endemic and non-endemic areas of Venezuela by examining blood donations for evidence of malaria infection. For this, commercial kits were used to detect both malaria-specific antibodies (all species) and malaria antigen (Plasmodium falciparum only) in samples from Venezuelan blood donors (n = 762). All samples were further studied by microscopy and polymerase chain reaction (PCR). The antibody results showed that P. falciparum-infected patients had a lower sample/cut-off ratio than Plasmodium vivax-infected patients. Conversely, a higher ratio for antigen was observed among all P. falciparum-infected individuals. Sensitivity and specificity were higher for malarial antigens (100 and 99.8%) than for antibodies (82.2 and 97.4%). Antibody-positive donors were observed in Caracas, Ciudad Bolívar, Puerto Ayacucho and Cumaná, with prevalences of 1.02, 1.60, 3.23 and 3.63%, respectively. No PCR-positive samples were observed among the donors. However, our results show significant levels of seropositivity in blood donors, suggesting that more effective measures are required to ensure that transfusion transmission does not occur
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