967 resultados para Pedro Espinosa


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OBJECTIVE There is debate on how the methodological quality of clinical trials should be assessed. We compared trials of physical therapy (PT) judged to be of adequate quality based on summary scores from the Physiotherapy Evidence Database (PEDro) scale with trials judged to be of adequate quality by Cochrane Risk of Bias criteria. DESIGN Meta-epidemiological study within Cochrane Database of Systematic Reviews. METHODS Meta-analyses of PT trials were identified in the Cochrane Database of Systematic Reviews. For each trial PeDro and Cochrane assessments were extracted from the PeDro and Cochrane databases. Adequate quality was defined as adequate generation of random sequence, concealment of allocation, and blinding of outcome assessors (Cochrane criteria) or as trials with a PEDro summary score ≥5 or ≥6 points. We combined trials of adequate quality using random-effects meta-analysis. RESULTS Forty-one Cochrane reviews and 353 PT trials were included. All meta-analyses included trials with PEDro scores ≥5, 37 (90.2%) included trials with PEDro scores ≥6 and only 22 (53.7%) meta-analyses included trials of adequate quality according to the Cochrane criteria. Agreement between PeDro and Cochrane was poor for PeDro scores of ≥5 points (kappa = 0.12; 95% CI 0.07 to 0.16) and slight for ≥6 points (kappa 0.24; 95% CI 0.16-0.32). When combining effect sizes of trials deemed to be of adequate quality according to PEDro or Cochrane criteria, we found that a substantial difference in the combined effect size (≥0.15) was evident in 9 (22%) out of the 41 meta-analyses for PEDro cutoff ≥5 and 10 (24%) for cutoff ≥6. CONCLUSIONS The PeDro and Cochrane approaches lead to different sets of trials of adequate quality, and different combined treatment estimates from meta-analyses of these trials. A consistent approach to assessing RoB in trials of physical therapy should be adopted.

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Meir Kayserling

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Signatur des Originals: S 36/F03718

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Signatur des Originals: S 36/F05364

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Signatur des Originals: S 36/F06970

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Signatur des Originals: S 36/F12398

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Fil: Acosta, Yamandú.

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Junto a las magistrales creaciones barrocas del genial dramaturgo don Pedro Calderón de la Barca, encontramos una rica producción de piezas cortas, cuya primera publicación data de 1645, en Entremeses Nuevos, momento en que el género entremés ofrecía ya un corpus considerable de obras, motivos, tipos y argumentos a los cuales, se dice, Calderón hace avanzar en algunos casos con genialidad hasta su plena madurez. El arte de Calderón, como cima de la creación dramática barroca, se hace presente también en las piezas de su teatro breve, tanto en los aspectos del estilo como en los de la concepción y elaboración de la pieza dramática. Las Carnestolendas es un excelente ejemplo de ese arte. El análisis de este entremés intenta demostrar que la riqueza y la complejidad que posee es una síntesis apretada del arte barroco calderoniano. Ello se ejemplifica con los distintos aspectos propios del entremés aunque presentes también en las comedias: la unidad dramática, la cohesión de los distintos momentos, la tensión, los temas, el teatro dentro del teatro, el desfile de personajes, la comicidad verbal. Puede apreciarse, así, que Las carnestolendas son como el "mundo abreviado" de la comedia calderoniana.