1,720,970 research outputs found

    AMATEUR DOPING: A SURVEY AMONG SICILIAN PEOPLE

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    In last years, Amateur Doping has caused many victims. In order to know the diffusion of this phenomenon, we have conducted an online-survey through Google forms. We also transformed the same questionnaire on paper and it was administered in many gyms in Palermo and Trapani (Sicily-Italy). The sample examined consists of 976 people aged between 14 and 65 (47.3% of them are women and 52.7% are men). We asked them if they ever took on substances to improve their athletic performances: 25.8% of them answered affirmatively and they declared to take on protein, amino acids but also Eca Stacks, which are hired on regular basis (34.6%). They bought this substances in sporting stores (32.2%), in pharmacy without prescription (26.8%), on internet sites (22.8%), in gyms (10.7%); 7.5% of them answered that they bought substances in other place. Furthermore, 17.9% of them declared that training companions, but also coaches and/or responsible of sports societies have proposed to them to take doping substances (Winstrol, Tamoxifene, Testosterone, EPO, exc...). 16.8% of interviewed claimed that is right to take substance with the purpose to improve their performances. However, when we asked them if they would ever have taken substances to their children, 95.8% of them answered “absolutely not”. They also declared to want more information about the real dangers related to uncorrected doping-substances intake. In conclusion, it appears necessary to adopt measures of information and prevention to reduce diffusion of this dangerous phenomenon

    STATISTICAL ANALYSIS ABOUT DIFFUSION OF EXERCISE ADDICTION IN SICILY

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    Exercise Addiction (EA) is a behavioral dysfunction marked by uncontrolled compulsion towards all kinds of physical activity. With the purpose of understanding the epidemiology of this steadily increasing phenomenon, we have done a statistical analysis about some data obtained through the administration of an online-questionnaire (Google forms): the same one was also converted into paper-questionnaire and then it has been administered in many gyms in Palermo and Trapani (Sicily-Italy). The sample examined consists of 976 people aged between 14 and 65 (47.3% of them are women and 52.7% are men). For 53.8% of analyzed people, physical activity is one of the most important things of their life. In fact, 18% of them declared to have conflicts with family or friends, because of the excessive hours dedicated to sport. Moreover, 86.2% of them pointed out that physical activity is a mood-booster. Probably for this reason, 49.6% of them claimed that they have drastically increased the number of hours devoted to physical activities in last years. Now, the most impressive statistic is the following one: 23.5% of surveyed declared that they get restless and nervous if they are unable to perform the training. Thanks to the last data, a clear symptom of craving emerged. It is very complicated to make a diagnosis of EA: however, through these questionnaires, the data indicate the presence of behaviors related to the Exercise Addiction. For this reason, it is necessary to act with preventive and information works in order to stem this not fully known phenomenon as much as possible

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Author Index

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    koamabayili/VECTRON-author-checklist: VECTRON author checklist

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    We have done our best to complete the author checklist relating to the use of animals in the hut study. Note that the objective for the hut study was to evaluate the IRS treatment applications for residual efficacy against Anopheles mosquitoes, including the local An. coluzzii mosquito population. Cows were only used to attract mosquitoes into the huts and no tests were carried out directly on the cows. The author checklist is intended for use with studies where experiments are carried out on animals, which is why we have had such difficulty in completing this for the hut study, as many of the questions do not relate to how the cows were used
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