73 research outputs found

    Percepción y nivel de confianza de la sociedad chihuahuense hacia los Millenials

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    Objective: Evaluate the perception and the trust level of the chihuahuan society towards the Millennial generation. Statement of the problem: In recent years, the ideas and stereotypes that are held towards the members of the Millennial generation are mostly negative, so it is necessary to study and analyze in depth the characteristics of these people, and take into account the perceptions about this generation. Methodology: The research was of an applied type, with a non-experimental, cross-sectional, descriptive and correlational design. The population of interest and the unit of analysis were people of this generation located in Chihuahua City. The sampling was probabilistic. The sample size was defined with a confidence level of 95% and an error of 5% and 425 people were worked on. The variable evaluated was the perception and trust level. The measurement instrument was a questionnaire that requested sociodemographic data and was made up of 14 questions related to the perception and trust level towards the millennial generation. A descriptive and correlational analysis was carried out. The K-media test was used to identify response groups. The chi square test was used to identify dependence between variables. Results: The main characteristics of the Millennial generation were: they are extroverts, dreamers and optimists. The perception of chihuahuan society towards the Millennial generation is negative and a low trust level was detected.Objetivo: Evaluar la percepción y el nivel de confianza de la sociedad chihuahuense hacia a generación Millennial. Planteamiento del problema: En estos últimos años, las ideas y estereotipos que se tienen hacia los integrantes de la generación Millennial son en su mayoría de carácter negativo, por lo que es necesario que se estudie y analice a fondo las características de estas personas, y tomar en cuenta las percepciones sobre esta generación. Metodología: La investigación fue de tipo aplicada, con un diseño no experimental, transeccional descriptivo y correlacional. La población de interés y la unidad de análisis fueron personas de esta generación ubicados en la ciudad de Chihuahua. El muestreo fue de tipo probabilístico. El tamaño de la muestra se definió con un nivel de confianza del 95% y un error del 5% y se trabajó 425 personas. La variable evaluada fue la precepción y nivel de confianza. El instrumento de medición fue un cuestionario que solicitó datos sociodemográficos y estuvo integrado por 14 preguntas relacionados con la percepción y el nivel de confianza hacia la generación millennial. Se llevó cabo un análisis descriptivo y correlacional. Se utilizó la prueba de K medias para identificar grupos de respuesta. Se utilizó la prueba de chi cuadrada para identificar dependencia entre variables. Resultados: Las principales características de la generación Millennial fueron: Son extrovertidos, soñadores y optimistas. La percepción de la sociedad chihuahuense hacia la generación Millennial es negativa y se detectó un nivel de confianza baj

    Percepción y nivel de confianza de la sociedad chihuahuense hacia los Millenials

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    Objective: Evaluate the perception and the trust level of the chihuahuan society towards the Millennial generation. Statement of the problem: In recent years, the ideas and stereotypes that are held towards the members of the Millennial generation are mostly negative, so it is necessary to study and analyze in depth the characteristics of these people, and take into account the perceptions about this generation. Methodology: The research was of an applied type, with a non-experimental, cross-sectional, descriptive and correlational design. The population of interest and the unit of analysis were people of this generation located in Chihuahua City. The sampling was probabilistic. The sample size was defined with a confidence level of 95% and an error of 5% and 425 people were worked on. The variable evaluated was the perception and trust level. The measurement instrument was a questionnaire that requested sociodemographic data and was made up of 14 questions related to the perception and trust level towards the millennial generation. A descriptive and correlational analysis was carried out. The K-media test was used to identify response groups. The chi square test was used to identify dependence between variables. Results: The main characteristics of the Millennial generation were: they are extroverts, dreamers and optimists. The perception of chihuahuan society towards the Millennial generation is negative and a low trust level was detected.Objetivo: Evaluar la percepción y el nivel de confianza de la sociedad chihuahuense hacia a generación Millennial. Planteamiento del problema: En estos últimos años, las ideas y estereotipos que se tienen hacia los integrantes de la generación Millennial son en su mayoría de carácter negativo, por lo que es necesario que se estudie y analice a fondo las características de estas personas, y tomar en cuenta las percepciones sobre esta generación. Metodología: La investigación fue de tipo aplicada, con un diseño no experimental, transeccional descriptivo y correlacional. La población de interés y la unidad de análisis fueron personas de esta generación ubicados en la ciudad de Chihuahua. El muestreo fue de tipo probabilístico. El tamaño de la muestra se definió con un nivel de confianza del 95% y un error del 5% y se trabajó 425 personas. La variable evaluada fue la precepción y nivel de confianza. El instrumento de medición fue un cuestionario que solicitó datos sociodemográficos y estuvo integrado por 14 preguntas relacionados con la percepción y el nivel de confianza hacia la generación millennial. Se llevó cabo un análisis descriptivo y correlacional. Se utilizó la prueba de K medias para identificar grupos de respuesta. Se utilizó la prueba de chi cuadrada para identificar dependencia entre variables. Resultados: Las principales características de la generación Millennial fueron: Son extrovertidos, soñadores y optimistas. La percepción de la sociedad chihuahuense hacia la generación Millennial es negativa y se detectó un nivel de confianza bajo. &nbsp

    Uso de inoculante y fertilización nitrogenada en la producción de forraje de avena, ballico y trigo

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    The objectives were evaluating the combined effects of different rates of both inoculum (Rhodococcus fascians) and nitrogen on forage production of grasses and to perform a cost - benefit economic analysis. The species analyzed were Avena sativa L, Lolium multiflorum Lam, and Triticum durum L through the following treatments: inoculation, nitrogen fertilization (0, 30, 60 kg N ha-1) and a combination of inoculation and fertilization.Los objetivos fueron evaluar el efecto combinado de diferentes dosis de inoculante (Rhodococcus fascians) y fertilización nitrogenada en la producción de forraje de gramíneas así como la relación costo/beneficio. Las gramíneas fueron: Avena sativa L, Lolium multiflorum Lam yTriticum durum L con los siguientes tratamientos: inoculación,fertilización nitrogenada (0, 30, 60 kg N ha-1), y la combinación de inoculante y fertilización

    Molecular Epidemiology of Multidrug-Resistant Uropathogenic Escherichia coli O25b Strains Associated with Complicated Urinary Tract Infection in Children.

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    BACKGROUND: Uropathogenic Escherichia coli (UPEC) has increased the incidence of urinary tract infection (UTI). It is the cause of more than 80% of community-acquired cystitis cases and more than 70% of uncomplicated acute pyelonephritis cases. AIM: The present study describes the molecular epidemiology of UPEC O25b clinical strains based on their resistance profiles, virulence genes, and genetic diversity. METHODS: Resistance profiles were identified using the Kirby-Bauer method, including the phenotypic production of extended-spectrum β-lactamases (ESBLs) and metallo-β-lactamases (MBLs). The UPEC serogroups, phylogenetic groups, virulence genes, and integrons were determined via multiplex PCR. Genetic diversity was established using pulsed-field gel electrophoresis (PFGE), and sequence type (ST) was determined via multilocus sequence typing (MLST). RESULTS: UPEC strains (n = 126) from hospitalized children with complicated UTIs (cUTIs) were identified as O25b, of which 41.27% were multidrug resistant (MDR) and 15.87% were extensively drug resistant (XDR). The O25b strains harbored the fimH (95.23%), csgA (91.26%), papGII (80.95%), chuA (95.23%), iutD (88.09%), satA (84.92%), and intl1 (47.61%) genes. Moreover, 64.28% were producers of ESBLs and had high genetic diversity. ST131 (63.63%) was associated primarily with phylogenetic group B2, and ST69 (100%) was associated primarily with phylogenetic group D. CONCLUSION: UPEC O25b/ST131 harbors a wide genetic diversity of virulence and resistance genes, which contribute to cUTIs in pediatrics

    Morphology Effect of Silver Nanostructures on the Performance of a P3HT:Graphene:AgNs-Based Active Layer Obtained via Dip Coating

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    We report the effect of the use of different silver nanostructures (AgNs) layers deposited via dip coating onto a poly(3-hexylthiophene) (P3HT) and solution processable functionalized graphene (SPFGraphene) composite film intended to be used as active layer in BHJ devices. SPFGraphene was added to P3HT in a ratio of 1.5 wt%. The best results were achieved when a layer of silver nano-pseudospheres (AgNPSs) obtained after 10 immersion cycles was used as coating; in this case the highest light trapping and efficiency percent (η=0.23%) were achieved. This means an increase of ~11.3% in comparison with the efficiency of the noncoated P3HT:SPFGraphene composite. Results also indicate that graphene was successfully functionalized in order to obtain appropriate dispersion in P3HT and that such conjugated polymer remained unaltered after the addition of SPFGraphene. Finally, it can be concluded that the electrical properties of the as-synthesized films are dependent on the shape and concentration of the AgNs deposited via dip coating

    Respiratory viruses detected in Mexican children younger than 5 years old with community-acquired pneumonia: a national multicenter study

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    Background: Acute respiratory infections are the leading cause of mortality in children worldwide, especially in developing countries. Pneumonia accounts for 16% of all deaths of children under 5 years of age and was the cause of death of 935 000 children in 2015. Despite its frequency and severity, information regarding its etiology is limited. The aim of this study was to identify respiratory viruses associated with community-acquired pneumonia (CAP) in children younger than 5 years old. Methods: One thousand four hundred and four children younger than 5 years of age with a clinical and/or radiological diagnosis of CAP in 11 hospitals in Mexico were included. Nasal washes were collected, placed in viral medium, and frozen at �70 C until processing. The first 832 samples were processed using the multiplex Bio-Plex/Luminex system and the remaining 572 samples using the Anyplex multiplex RT-PCR. Clinical data regarding diagnosis, clinical signs and symptoms, radiographic pattern, and risk factors were obtained and recorded. Results: Of the samples tested, 81.6% were positive for viruses. Respiratory syncytial virus (types A and B) was found in 23.7%, human enterovirus/rhinovirus in 16.6%, metapneumovirus in 5.7%, parainfluenza virus (types 1–4) in 5.5%, influenza virus (types A and B) in 3.6%, adenovirus in 2.2%, coronavirus (NL63, OC43, 229E, and HKU1) in 2.2%, and bocavirus in 0.4%. Co-infection with two or more viruses was present in 22.1%; 18.4% of the samples were negative. Using biomass for cooking, daycare attendance, absence of breastfeeding, and co-infections were found to be statistically significant risk factors for the presence of severe pneumonia. Conclusions: Respiratory syncytial virus (types A and B), human enterovirus/rhinovirus, and metapneumovirus were the respiratory viruses identified most frequently in children younger than 5 years old with CAP. Co-infection was present in an important proportion of the children

    Lo tangible e intangible del diseño

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    1 archivo PDF (366 páginas)"El Departamento de Evaluación del Diseño, en el Tiempo de la División de Ciencias y Artes para el Diseño de la Universidad Autónoma Metropolitana, Azcapotzalco, publica este libro colectivo, donde se aborda la discusión y el análisis sobre "Lo tangible e intangible del diseño". Este libro tiene como finalidad el profundizar en distintas posiciones teóricas, metodológicas y empíricas, donde un grupo interdisciplinario de profesores investigadores del Departamento de Evaluación, desde la arquitectura, los estudios urbanos, la educación, la historia, la semiótica, el diseño de la comunicación gráfica y el industrial; buscan convergencias y discuten divergencias que puedan generar servir como referentes intelectuales y teóricos, en el diseño. Este libro es resultado del Cuarto Coloquio Departamental: Lo tangible e Intangible del Diseño. Evaluación de Objetos, Espacios, Mensajes, realizado durante el mes de septiembre del año 2004, el cual se constituyó como un espacio para el intercambio de experiencias académicas y profesionales, desde una perspectiva interdisciplinaria, centrada en la reflexión y la discusión sobre la manera de cómo se puede analizar, definir y evaluar, lo tangible y lo intangible en el diseño"
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