1,720,960 research outputs found
La Riabilitazione del soggetto cardiopatico – riabilitazione e prevenzione cardiologica. Capitolo 56 di "Trattato di Medicina Riabilitativa", Nino Basaglia.
L’Organizzazione Mondiale della Sanità ha definito la Riabilitazione Cardiologica (RC) come “un processo multifattoriale, attivo e dinamico, che ha come fine quello di favorire la stabilità clinica, di ridurre le disabilità conseguenti alla malattia e di supportare il mantenimento e la ripresa di un ruolo attivo nella società, con l’obiettivo di ridurre il rischio di successivi eventi cardiovascolari, di migliorare la qualità della vita e di incidere complessivamente in modo positivo sulla sopravvivenza”.
Si tratta dunque di un programma individualizzato, che richiede la partecipazione attiva del soggetto al progetto riabilitativo, e che prevede valutazioni mediche, controllo dei fattori di rischio cardiovascolare, cambiamento di stile di vita principalmente mirato ad adottare corrette abitudini nutrizionali ed a svolgere regolarmente attività fisica adeguata.
La RC ha dimostrato di essere efficace strumento nel migliorare la funzionalità cardiorespiratoria e la capacità di esercizio fisico, nel migliorare l’assetto lipidico e glicidico, nel calo ponderale, nel controllo della pressione arteriosa, nell’alleviare la depressione, nel migliorare la funzione endoteliale e fibrinolitica, nel migliorare la qualità della vita, nel diminuire l’incidenza di morte improvvisa e recidiva di Infarto acuto del miocardio e nel determinare in alcuni casi la regressione dei processi aterosclerotici.
Lo scopo di questo capitolo è quello di fornire a diverse figure professionali (cliniche e non cliniche) operanti nell’ambito della RC rigorosi elementi di riferimento nella gestione del soggetto cardiopatico da ri-educare. Particolare attenzione è data al miglioramento della capacità funzionale, potente e indipendente fattore di rischio cardiovascolare attraverso una disanima della letteratura internazionale in tema di biochimica e fisiologia dell’esercizio fisico, seguita da appropriate indicazioni riguardanti la valutazione funzionale e la prescrizione di esercizio in soggetti con malattie cardiovascolari
Lung diffusion capacity is reduced in patients with coronary artery disease and no signs of heart failure
Chronic heart failure (CHF) is known to impair lung function, especially gas diffusion, but few information is available about respiratory function test (RFT) in patients with a history of coronary artery disease (CAD) and no signs of CHF. AIM to assess RFT in a group of CAD patients (2-7 years from coronary bypass) attending a programm of cardiac rehabilitation (aerobic exercise training 3 times/week). SUBJECTS and METHODS: in 11 M (age 55-72 years, 8 no smokers, 3 previous smokers ≥ 5years) with no exercise limitation (mean VO2max 89.3 of predicted, range 73%-115%, normal VE/VCO2 slope during exercise), no reduced systolic function (EF 64.7±1.9 ), RFT and alveolar diffusing capacity (DLco sb) at rest were assessed. RESULTS Standard pulmonary function tests were not affected but the diffusion capacity was moderately reduced. No significant correlation has been found between DLCO and any other index. CONCLUSION: in CAD patients with no evidence of heart failure, the pulmonary diffusion capacity is impaired; in the absence of obstructive and vascular lung disease and anaemia, the observed abnormalities could be related to ultrastructural changes in the endothelial alveolar membrane. The magnitude of these changes and their effect on exercise performance should be carefully followed up. Monitoring of pulmonary function seems indicated in patients with a history of CAD even if asymptomatic and may provide complementary information
Going Beyond Counting First Authors in Author Co-citation Analysis
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
“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
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
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
koamabayili/VECTRON-author-checklist: VECTRON author checklist
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
Author-wise bibliometric analysis based on entropy.
Author-wise bibliometric analysis based on entropy.</p
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