23 research outputs found

    Vais-je publier ce résumé? Déterminer les caractéristiques de résumés de présentations orales associés au potentiel de publication

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    Background: Prior studies have shown that most conference submissions fail to be published. Understanding factors that facilitate publication may be of benefit to authors. Using data from the Canadian Conference on Medical Education (CCME), our goal was to identify characteristics of conference submissions that predict the likelihood of publication with a specific focus on the utility of peer-review ratings. Methods: Study characteristics (scholarship type, methodology, population, sites, institutions) from all oral abstracts from 2011-2015 and peer-review ratings for 2014-2015 were extracted by two raters. Publication data was obtained using online database searches. The impact of variables on publication success was analyzed using logistic regressions. Results: Of 531 abstracts with peer-review ratings, 162 (31%) were published. Of the 9 analyzed variables, those associated with a greater odds of publication were: multiple vs. single institutions (odds ratio (OR) = 1.72), post-graduate research vs. others (OR=1.81) and peer-review ratings (OR=1.60). Factors with decreased odds of publication were curriculum development (OR=0.17) and innovation vs. others (OR=0.22).     Conclusion: Similar to other studies, the publication rate of CCME presentations is low. However, peer ratings were predictive of publication success suggesting that ratings could be a useful form of feedback to authors.  Contexte : Des études ont montré que la plupart des résumés soumis pour présentations orales ne sont pas ultérieurement publiés. Il pourrait être utile aux auteurs de comprendre les facteurs qui favorisent la publication. À l’aide de données provenant de la Conférence canadienne sur l’éducation médicale (CCÉM), notre objectif était d’identifier les caractéristiques des résumés permettant de prédire les chances de publication et en particulier l’utilité des cotes attribuées par les réviseurs. Méthodologie : Les caractéristiques des études (type de projet d’érudition, méthodologie, population, établissements, institutions) de tous les résumés de présentation orale soumis pour les conférences de 2011 à 2015 et les cotes attribuées par les réviseurs entre 2014 et 2015 ont été extraites par deux évaluateurs. On a obtenu des données de publication en faisant des recherches dans des bases de données en ligne.  L’effet des variables sur le potentiel de publication a été examiné à l’aide de régressions logistiques. Résultats : Au total, 953 résumés ont été révisé des années 2011 à 2015. Le taux de publication était de 30.5% (291/953) en somme. Des 531 résumés ayant été évalués des pairs, entre 2014 et 2015, 162 (31 %) ont été publiés. Parmi les neuf variables analysées, celles qui ont été associées à un nombre élevé de chances de publication étaient les suivantes : projet multi-institutionnel par rapport à institution unique (risque relatif (RR) = 1,72), travaux de recherche post-graduée par rapport à d’autres types (RR = 1,81) et présence de cotes attribuées par les réviseurs (RR = 1,6). Les facteurs associés à des moindres chances de publication étaient les suivants : articles portant sur le développement de cursus (RR = 0,17) et les innovations, par rapport à d’autres (RR = 0,22).     Conclusion :  Comme ce fut le cas pour d’autres études, le taux de publication à la suite d’une présentation au CCME est faible.  Cependant, les cotes attribuées par les réviseurs permettaient de prédire les chances de publication ce qui semble indiquer que les cotes pourraient constituer une forme de rétroaction utile aux auteurs

    Dataset of Vietnamese students’ intention in respect of study abroad before and during COVID-19 pandemic

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    The Covid-19 Pandemic had completely disrupted the worldwide educational system. Many schools chose the online delivery mode for students in case learning losses incurred during social distance decree. However, as to these students who are currently in the study abroad planning stages, reached an intention crossroads, whether standing for certain unchanging decisions in study abroad destinations or changing swiftly due to the unexpected policies in quarantine. This case opened to interpretation, which was based on our e-survey since 3 May to 13 May 2020 with 397 responses covering a range of Vietnamese students. In this dataset, we focused on (i) Students’ Demographics; (ii) The previous intention of students to study abroad before and during the Covid-19 ravaged and (iii) Their intention afterwards

    Investigation of Sodium Manganese Oxide Nanowires Synthesized by Hydrothermal Method for Alkaline Ion Battery

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    Sodium Manganese Oxide (NaxMnO2) has attracted much attention as cathode materials for alkaline ion battery due to the ability of fast charge and discharge ion Na+, in particular in nanoscale. We report on the synthesis of NaxMnO2 nanowires via hydrothermal synthesis route from Mn2O3 and NaOH solution. The morphological observation indicates that the obtained Na0.44MnO2 nanowires with diameters of about 20-30 nm, length up to several micrometers were formed by this process. The electrochemical properties of fabricated materials were investigated by means of cyclic voltammetry technique and show that Sodium Manganese Oxide (NaxMnO2) is a promising material in the field of research and fabrication alkaline ion battery

    Structure and Electrochemical Impedance of LiNix_{x}Mn2−x_{2 - x}O4_{4}

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    Ni-substitution spinel LiNixMn2−xO4 (x = 0, 0.1, 0.2) materials were synthesized by the sol--gel method. The structure and  morphology of the samples were characterized by the X-ray diffraction (XRD)  and the scanning electron microscopy. The ac conduction of the materials was  investigated by electrochemical impedance spectroscopy (EIS) measurements.  The refinement results showed that the substitution of Ni decreased the  lattice constant and Mn--O distance, while increased Li--O bond length and  16c octahedral volume. The EIS results confirmed the decrease of  conductivity with increasing Ni substitution content. Based on XRD and EIS  results, the relationship between the crystal structure and electrochemical  behavior of the materials was discussed and explained

    A novel IGHMBP2 variant and clinical diversity in Vietnamese SMARD1 and CMT2S patients

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    BackgroundPathogenic variants in the IGHMBP2 gene are associated with two distinct autosomal recessive neuromuscular disorders: spinal muscular atrophy with respiratory distress type 1 (SMARD1; OMIM #604320) and Charcot–Marie–Tooth type 2S (CMT2S; OMIM #616155). SMARD1 is a severe and fatal condition characterized by infantile-onset respiratory distress, diaphragmatic palsy, and distal muscular weakness, while CMT2S follows a milder clinical course, with slowly progressive distal muscle weakness and sensory loss, without manifestations of respiratory disorder.MethodsWhole-exome sequencing of the IGHMBP2 gene was performed for eight Vietnamese patients with IGHMBP2-related neuromuscular disorders including five patients with SMARD1 and the others with CMT2S.ResultsWe identified one novel IGHMBP2 variant c.1574T > C (p.Leu525Pro) in a SMARD1 patient. Besides that, two patients shared the same pathogenic variants (c.1235 + 3A > G/c.1334A > C) but presented completely different clinical courses: one with SMARD1 who deceased at 8 months of age, the other with CMT2S was alive at 3 years old without any respiratory distress.ConclusionThis study is the first to report IGHMBP-2-related neuromuscular disorders in Vietnam. A novel IGHMBP2 variant c.1574T > C (p.Leu525Pro) expressing SMARD1 phenotype was detected. The presence of three patients with the same genotype but distinct clinical outcomes suggested the interaction of variants and other factors including relating modified genes in the mechanism of various phenotypes

    Solving Efficient Target-Oriented Scheduling in Directional Sensor Networks by DCA

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    Toward Sustainable Learning during School Suspension: Socioeconomic, Occupational Aspirations, and Learning Behavior of Vietnamese Students during COVID-19

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    The overspread of the novel coronavirus—SARS-CoV-2—over the globe has caused significant damage to manufacturing and service businesses, regardless of whether they are commercial, public, or not-for-profit sectors. While both the short-term and long-term impacts of most companies can be approximately measured or estimated, it is challenging to address the enduring effects of COVID-19 on teaching and learning activities. The target of this research is to investigate students’ manners of studying at home during the school suspension time as a result of COVID-19. Through analyzing original survey data from 420 K6–12 students in Hanoi, Vietnam, this work demonstrates the different learning habits of students with different socioeconomic statuses and occupational aspirations during the disease’s outbreak. In particular, we featured the differences in students’ learning behaviors between private schools and public schools, as well as between students who plan to follow STEM-related careers and those who intend to engage in social science-related careers. The empirical evidence of this study can be used for the consideration of the local government to increase the sustainability of coming policies and regulations to boost students’ self-efficacy, as it will affect 1.4 million students in Hanoi, as well as the larger population of nearly 10 million Vietnamese students. These results can also be the foundation for future investigations on how to elevate students’ learning habits toward Sustainable Development Goal 4 (SDG4)—Quality Education—especially in fanciful situations in which the regular school operation has been disrupted, counting with limited observation and support from teachers and parents
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