90 research outputs found

    Effect of Starting Angle on Isokinetic Torques

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    Sobre o exercício da advocacia por juízes leigos dos Juizados Especiais: para uma superação do conflito aparente de normas entre a Lei nº 8.906/94 e a Lei nº 9.099/95

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    Inclui notas explicativas e bibliográficasJuizado Especial Cível e Criminal : sobre o exercício da advocacia por juizes leigos : para uma superação do conflito aparente de normas entre a Lei n. 8.906/94 e a Lei n. 9.099/95. Revista Jurídica, Porto Alegre, v. 46, n. 254, pExercício da advocacia por juízes leigos dos Juizados Especiais : conflito aparente de normas entre as leis n. 8.906/94 e 9.099/95. Revista dos Juizados Especiais, São Paulo, v. 2, n. 4, p. 21-24, abr./jun. 1997Danilo Alejandro Mognoni Costalung

    Scaling in Athletic World Records

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    World records in athletics provide a measure of physical as well as physiological human performance. Here we analyse running records and show that the mean speed as a function of race time can be described by two scaling laws that have a breakpoint at about 150-170 seconds (corresponding to the ~1,000 m race). We interpret this as being the transition time between anaerobic and aerobic energy expenditure by athletes.Comment: published in the Brief Communication section of Natur

    Acute effects of endurance exercise on jumping and kicking performance in top-class young soccer players

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    The aim of this study was to examine the acute effects of endurance exercise on jumping and kicking performance in young soccer players. Twenty-one top-class young soccer players (16.1±0.2 years) performed a countermovement jump test and a maximal instep soccer kick test before and after running for 20 min on a treadmill at 80% of their individual maximum heart rate. Two force platforms were used to obtain the following parameters during the countermovement jump: jump height, maximum power, maximum power relative to body mass, maximum vertical ground reaction force, maximum vertical ground reaction force relative to body mass, and maximum vertical ground reaction force applied to each leg. Maximum vertical ground reaction force and maximum vertical ground reaction force relative to body mass applied to the support leg during the kicks were also calculated with a force platform. The kicking motion was recorded using a three-dimensional motion-capture system. Maximum velocity of the ball, maximum linear velocity of the toe, ankle, knee and hip, and linear velocity of the toe at ball contact during the kicks were calculated. Non-significant differences were found in the parameters measured during the countermovement jump and the maximal instep soccer kick test before and after running, suggesting that the jumping and kicking performances of top-class young soccer players were not significantly affected after 20 min treadmill running at 80% of their individual maximum heart rate

    Forced Expiratory Volume in One Second Predicts Length of Stay and In-Hospital Mortality in Patients Undergoing Cardiac Surgery: A Retrospective Cohort Study

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    Objective: An aging population and increasing use of percutaneous therapies have resulted in older patients with more co-morbidity being referred for cardiac surgery. Objective measurements of physiological reserve and severity of co-morbid disease are required to improve risk stratification. We hypothesised that FEV1 would predict mortality and length of stay following cardiac surgery. Methods: We assessed clinical outcomes in 2,241 consecutive patients undergoing coronary artery bypass grafting and/or valve surgery from 2001 to 2007 in a regional cardiac centre. Generalized linear models of the association between FEV1 and length of hospital stay and mortality were adjusted for age, sex, height, body mass index, socioeconomic status, smoking, cardiovascular risk factors, long-term use of bronchodilators or steroids for lung disease, and type and urgency of surgery. FEV1 was compared to an established risk prediction model, the EuroSCORE. Results: Spirometry was performed in 2,082 patients (93%) whose mean (SD) age was 67 (10) years. Median hospital stay was 3 days longer in patients in the lowest compared to the highest quintile for FEV1, 1.35-fold higher (95% CI 1.20–1.52; p<0.001). The adjusted odds ratio for mortality was increased 2.11-fold (95% CI 1.45–3.08; p<0.001) per standard deviation decrement in FEV1 (800 ml). FEV1 improved discrimination of the EuroSCORE for mortality. Similar associations were found after excluding people with known pulmonary disease and/or airflow limitation on spirometry. Conclusions: Reduced FEV1 strongly predicted increased length of stay and in-hospital mortality following cardiac surgery. FEV1 is a widely available measure of physiological health that may improve risk stratification of complex patients undergoing cardiac surgery and should be evaluated for inclusion in new prediction tools

    Taxação dos inativos : do racional ao irracional

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    ACESSO RESTRITO: em respeito à Lei de Direitos Autorais, trata-se de documento de uso interno do STJ.Explica que com a inatividade do servidor público, ao mesmo tempo preenche as condições necessárias para a inatividade, de acordo com a Emenda Constitucional nº 20/98, cessa para o servidor a contribuição previdenciária obrigatória, que visa custear a seguridade social
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