164 research outputs found

    Publicações de autores brasileiros: acesso, publishers e dispersão

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    Science requires its own communication system; advances are made by consulting previously published results in journals, making access to publishing selections crucial. The goal of this report is to describe the publishers and the main journals where the scientific results of Brazilian researchers are published. The objectives are (1) to identify types of publisher and the access to these journals, (2) to examine the research area, origin, and the impact factor of these journals; and (3) to determine the distribution of types of publisher. The method is mainly by use of descriptive statistics with data collected from Clarivate Analytics using articles published in 2016. We found a total of 43.633 articles by Brazilian-based authors published in 2.313 journals, of which 54% published less than ten articles. Of the 20 journals that published the most articles, 13 were Brazilian, and most of these were open access journals, published by universities or associations, which charged authors either zero, or low (under USD 300,00) article-processing fees. The main research area was life sciences & biomedicine, which accounted for more than half of all articles and journals. The impact factor of more than 50% of these journals was between 1.0 and 3.0, and less than 13% of the journals had impact factors of over 4.0. Commercial companies are responsible for 65% of the journals and 50% of the articles published. The diversity of publishers indicates the relevance of alternative publishing institutions.  A ciência requer seu próprio sistema de comunicação; os avanços vêm dos resultados de consultoria publicados anteriormente em periódicos, tornando as escolhas de publicação cruciais para permitir o acesso. O objetivo é descrever as principais revistas e editoras onde os pesquisadores brasileiros publicam seus resultados científicos. Os objetivos são: (1) identificar o tipo de editor e acesso a periódicos que têm artigos publicados; (2) examinar a área de pesquisa, a origem e o fator de impacto dessas revistas; e (3) determinar a distribuição dos tipos de editores. O método é principalmente estatística descritiva, com dados coletados dos artigos utilizados no Clarivate Analytics publicados em 2016. Foram encontrados 43.633 artigos de autores brasileiros publicados em 2.313 revistas, 54% publicaram menos de dez artigos. Dos 20 periódicos que publicaram mais artigos, 13 eram brasileiros, e a maioria deles são de acesso aberto, publicados por universidades ou associações, que cobraram dos autores nenhuma ou baixa (menos de US $ 300,00) taxas de processamento de artigos. A principal área de pesquisa foi ciências da vida e biomedicina, responsável por mais da metade dos artigos e revistas. O fator de impacto de mais de 50% desses periódicos estava entre 1,0 e 3,0 e menos de 13% dos periódicos tiveram fatores de impacto acima de 4,0. As empresas comerciais são responsáveis por 65% das revistas e 50% dos artigos publicados. A diversidade de editores indica a relevância de instituições de publicação alternativas

    CLINICAL SIMULATION IN NURSING PROFESSIONALS’ LATE RETENTION OF KNOWLEDGE AND SELFCONFIDENCE: A QUASI-EXPERIMENTAL STUDY

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    Objective: to evaluate the late effect of using combined simulation of a dialog lecture class, as compared to the exclusive use of simulation, on Nursing professionals’ self-confidence and knowledge under cardiopulmonary arrest situations.Method: quasi-experimental with pre- and post-test. Convenience sample comprised by 53 Nursing professionals divided into control and experimental groups. A semi-structured questionnaire and the Self-confidence dimension of the Satisfaction and Self-Confidence in Learning Scale were applied. Q tests were used with p-value≤ 0.05.Results: self-confidence increased significantly among the professionals from the experimental group (p=0.007) in relation to the control group (p=0.06). None of the groups showed significant gains in retained knowledge over time.Conclusion: regardless of how the simulation method is employed, it represents a pedagogical strategy that can enable the development and improvement of self-confidence and late knowledge fixation in relation to cardiopulmonary arrest situations

    SIMULACIÓN CLÍNICA EN LA RETENCIÓN A LARGO PLAZO DEL CONOCIMIENTO Y AUTOCONFIANZA DE PROFESIONALES DE ENFERMERÍA: ESTUDIO CUASIEXPERIMENTAL

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    Objetivo: Evaluar el efecto a largo plazo del uso de la simulación combinada con unaclase expositiva dialogada en comparación con el uso exclusivo de la simulación sobrela autoconfianza y el conocimiento de los profesionales de enfermería en situaciones de paro cardiorrespiratorio.Método: cuasi experimento con pre y post test. Muestra por conveniencia de 53 profesionales de enfermería divididos en grupos control y experimental. Se aplicó un cuestionario semiestructurado y la dimensión Autoconfianza de la Escala de Satisfacción y Autoconfianza en el Aprendizaje. Se utilizaron pruebas Q con p≤ 0,05.Resultados: La autoconfianza de los profesionales del grupo experimental (p=0,007)aumentó significativamente en comparación con la del grupo control (p=0,06). Ninguno de los dos grupos demostró un aumento significativo del conocimiento retenido a lo largo del tiempo.Conclusión: Independientemente de la forma en que se aplique el método de simulación, representa una estrategia pedagógica que puede posibilitar el desarrollo y mejora de la confianza en sí mismo y la fijación a largo plazo del conocimiento en relacióna las situaciones de paro cardiorrespiratorio

    Analise sensorial da geleia mix das polpas de Cagaita e Mangaba

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    O objetivo deste estudo foi avaliar o teste de aceitação sensorial de uma geleia elaborada com o mix das polpas de cagaita (Eugenia dysenterica) e mangaba (Hancoria speciosa). Foram elaboradas 03 (três) formulações de Mix das duas polpas, sendo a primeira formulação denominada de: MIX – G1 (40% de polpa de cagaita e 60% de mangaba), MIX – G2 (50% de polpa de cagaita e 50% de mangaba), e a terceira formulação MIX - G3 (60% de polpa de cagaita e 40% de mangaba). As formulações da geleia mix foram preparadas em proporções de 50 partes de fruta para 50 partes de açúcar, denominada tipo extra. Foram feitas analises sensoriais de aceitação do produto, em uma escala hedônica de 09 (nove) pontos, com 60 provadores não treinados, que estudaram os atributos aparência, aroma, textura, sabor e intenção de compra, onde todas as formulações analisadas tiveram índice de aceitação acima de 70%, sendo que o MIX denominado G1 alcançou um percentual de aceitação acima de 90%, e em relação a sua intenção de compra a mesma formulação MIX G1, alcançou um índice de 91,60%. Sobretudo isso evidencia a possibilidade da introdução no mercado à geleia com mix das duas polpas, aumentando a vida de prateleira e o valor agregado do fruto do cerrado. Palavras-chave: Eugenia dysenterica, Hancoria speciosa, Formulações, Aceitação

    SIMULAÇÃO CLÍNICA NA RETENÇÃO TARDIA DE CONHECIMENTO E AUTOCONFIANÇA DE PROFISSIONAIS DE ENFERMAGEM: ESTUDO QUASE-EXPERIMENTAL

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    Objetivo: Avaliar o efeito tardio do uso da simulação combinada a aula expositiva dialogada em comparação ao uso exclusivo da simulação na autoconfiança e no conhecimento de profissionais de enfermagem diante de situações de parada cardiopulmonar. Método: Quase experimento com pré e pós-teste. Amostra de conveniência de 53 profissionais de enfermagem divididos em grupos controle e experimental. Foram aplicados um questionário semiestruturado e a dimensão Autoconfiança da Escala de Satisfação e Autoconfiança na Aprendizagem. Q testes foram utilizados com valor de p≤ 0,05. Resultados: A autoconfiança aumentou de forma significativa entre os profissionais do grupo experimental (p=0,007) em relação ao controle (p=0,06). Nenhum dos grupos mostrou ganho significativo de conhecimento retido ao longo do tempo. Conclusão: Independentemente da forma como o método de simulação é empregado, ele representa uma estratégia pedagógica que pode possibilitar desenvolvimento e aprimoramento de autoconfiança e fixação tardia do conhecimento em relação a situações de parada cardiopulmonar

    Tecnologias da informação e comunicação como ferramenta pedagógica no ensino superior

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    This article presents an excerpt from a research that aimed at studying the discourses of teachers about the use of Information and Communication Technologies (ICTs) in classroom as an artifact of pedagogical support for Higher Education. The empirical corpus includes the speeches of 23 subjects who teach in Information Systems courses at three Higher Education Institutions in Rio Branco, Acre, Brazil. The analysis of the empirical revealed a formative vulnerability that leaves them insecure to expose aspects of their occupation and elements that characterize their performance in classroom.Este artículo presenta un extracto de una investigación que propuso estudiar los discursos de los docentes sobre el uso de las Tecnologías de la Información y la Comunicación (TICs) en el aula como herramienta de apoyo pedagógico en la Educación Superior. El corpus empírico incluye los discursos de 23 sujetos que laboran en Cursos de Sistemas de Información que se ofrecen en tres Instituciones de Educación Superior, en la ciudad de Rio Branco, Acre, Brasil. El análisis del material empírico revela una vulnerabilidad formativa que los deja inseguros para exponer aspectos de su profesión y elementos que caracterizan su desempeño en el aula.O artigo apresenta resultados de uma pesquisa que objetivou estudar os discursos de professores a respeito do uso de Tecnologias da Informação e Comunicação (TICs), em sala de aula, como artefato de suporte pedagógico no Ensino Superior. O corpus empírico contempla falas de 23 sujeitos atuantes em Cursos de Sistemas de Informação de três Instituições de Ensino Superior, da cidade de Rio Branco, Acre. A análise do material empírico indica uma vulnerabilidade formativa que os deixa inseguros para expor aspectos da profissão e elementos que caracterizam suas atuações em aula

    Short-term effects of repeated-sprint training on vertical jump ability and aerobic fitness in collegiate volleyball players during pre-season

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    International Journal of Exercise Science 15(6): 1040-1051, 2022. The aim of this study was to assess the effect of repeated-sprint training (RST) on vertical jump ability and aerobic power in college volleyball players. Nineteen male volleyball players, aged between 18-24 years, were randomized into the RST group (RST; n = 10) and control group (CG; n = 9). The RST included 2-3 sets of 6x30m all-out sprints, twice per week, in addition to the regular training routine. The control group performed only the regular volleyball training sessions (i.e. mainly of technical-tactical drills). All players performed a maximal graded treadmill test, vertical countermovement jump (CMJ), and repeated-vertical jump ability (RVJA) test before and after 6-weeks of the training program. The following variables were determined from the RVJA: peak (RVJApeak), average (RVJAmean), and rate of decrement (RVJADec). A two-way ANOVA with repeated measures showed an interaction effect on CMJ (F(1,17) = 6.92; p = 0.018; η2 = 0.289), RVJApeak (F(1,17) = 4.92; p = 0.040; η2 = 0.225), maximal oxygen uptake (F(1,17) = 9.29; p = 0.007; η2 = 0.353) and maximal speed attained in the treadmill test (F(1,17) = 8.66; p = 0.009; η2 = 0.337), with significant improvements only on the RST group. In conclusion, RST, twice per week, improved RVJA and aerobic power in comparison to regular skill-based volleyball training

    Satisfaction of Body Image in Adolescents With Different Maturity Stages

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    Introduction: Adolescence is a period marked by intense body modifications that occur differently according to the maturational stage and sex, which can generate different body image perceptions.Objective: This study aims to compare and associate body image satisfaction in different maturational stages. Methods: Overall, 207 adolescents of both sexes aged 10-12 years were evaluated. Maturation was estimated through an equation predictive of skeletal age and for the body image evaluation, the scale of silhouettes was used. The statistical tests used were chi-square and logistic regression (odds ratio) with respective confidence intervals (95% CI).Results: There was a prevalence of body image dissatisfaction of 63.8% (p <0.001). In both sexes, subjects with accelerated maturation had greater body image dissatisfaction (girls p = 0.0, boys p = 0.04), and desire to reduce their silhouette scale (p <0.001). Subjects with accelerated maturation were 2.88 more likely (CI 95% 1.03 - 8.05) of having body image dissatisfaction when compared to normal maturation; however, when adjusting for body mass index, the association lost its significance. Conclusion: It could be concluded that body dissatisfaction perceived by young individuals is independent of sex, and there is an association between accelerated maturational stage 2.88 times higher than in the normal maturational stage in relation to body dissatisfaction, in which the body mass index appears to be the main predictor for body dissatisfaction

    Prevalence of toxoplasmosis, HIV, syphilis and rubella in a population of puerperal women using Whatman 903® filter paper

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    AbstractObjectivesTo determine the seroprevalence rate of toxoplasmosis, HIV, syphilis and rubella in a population of puerperal women.MethodsA prospective, cross-sectional study was performed from February 2007 to April 2008 at Hospital Geral, Universidade de Caxias do Sul in a population of 1,510 puerperal women. Women that gave birth to live born or stillborn infants were included in the study; maternal and perinatal variables were analyzed. Descriptive statistics and Pearson's chi-square with occasional Fisher's correction were used for comparisons. Alpha was set in 5%.ResultsA total of 148 cases of congenital infection (9.8%) were identified: 66 cases of syphilis (4.4%), 40 cases of HIV (2.7%), 27 cases of toxoplasmosis (1.8%) and 15 cases of rubella (1.0%). In ten cases there was co-infection (four cases of HIV and syphilis, two cases of HIV and rubella, one case of HIV and toxoplasmosis, two cases of rubella and syphilis, and one case of toxoplasmosis and rubella). In a comparison between puerperal women with and without infection there was no statistical significance in relation to incidence of abortions, small for gestational age, prematurity, live births and stillbirths, and prenatal care. Need of neonatal intensive care unit (NICU), maternal schooling, maternal age higher than 35 years and drug use (alcohol, cocaine and crack) had statistical significance.ConclusionThe prevalence rate of infections was 9.8%. Need of NICU, maternal schooling lower than eight years, maternal age higher than 35 years and drug use were significantly associated with occurrence of congenital infection
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