1,721,069 research outputs found

    Comment on Lekpa et al., 'Socio-demographic and clinical profile of chronic pain with neuropathic characteristics in sub-Saharan African elderly'.

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    We read with great interest the article by Schmader and colleagues [Schmader KE, Baron R, Haanpää ML, Mayer J, O'Connor AB, Rice AS, Stacey B. Treatment considerations for elderly and frail patients with neuropathic pain. Mayo Clin Proc. 2010 Mar;85(3 Suppl):S26-32] on neuropathic pain in elderly patients and its therapeutic approach, and we would like to share our experience. We performed a multicentre multidimensional study on a sample of elderly Italian patients affected with various peripheral nervous diseases in order to: 1) comprehensively characterize the pain through validated specific tools and 2) to discriminate the distinct types of neuropathic pain sensory profiles

    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

    "Dropping objects": a potential index of severe carpal tunnel syndrome

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    Patients affected by carpal tunnel syndrome (CTS) often report finding themselves "dropping objects". This symptom is perceived as a severe and frustrating problem. We investigated the occurrence of "dropping objects" in a sample of 532 patients affected by CTS, studied with a multidimensional protocol (clinical, neurophysiological, and patient-oriented). To ensure that the definition of "dropping objects" was index of abnormality, we evaluated a control group interviewing 200 subjects. In order to evaluate if "dropping objects" was an index of more severe CTS impairment, we compared the severity measures between the patients with and without this condition. Severity of CTS multidimensionally assessed was significantly greater in patients with a history of dropped objects than those without. Moreover, "dropping objects" was more frequent in females, older patients, and in those patients with more functional impairment. The occurrence of "dropping objects" in CTS patients seems to be an index of CTS severity

    Exploring neuropathic symptoms in a large cohort of Italian patients with different peripheral nervous system diseases.

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    Neuropathic pain is a disabling symptom frequently reported by patients with neuropathies. Pain-questionnaires are the best way to investigate it. Neuropathic Pain Symptom Inventory (NPSI) questionnaire specifically assesses the different symptoms of neuropathic pain. The objective of this study was to evaluate, through the NPSI, the different neuropathic painful symptoms in a population of neuropathic patients. 277 patients with different neuropathies were evaluated with the NPSI to investigate the prevalence of the different neuropathic symptoms. Neuropathic pain was reported by 94.4% of the patients, resulting to be common not only in diabetic and iatrogenic neuropathies, but also in hereditary, paraproteinemic, and idiopathic neuropathies. The majority of our patients (88.6%) presented paresthesia/dysesthesia. The results of our study point out the difference in the occurrence of the painful symptoms. A scale able to discriminate distinct types of neuropathic pain may provide clinicians with adequate therapeutic choices in the daily practice

    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
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