60 research outputs found

    The Current State of Performance Appraisal Research and Practice: Concerns, Directions, and Implications

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    On the surface, it is not readily apparent how some performance appraisal research issues inform performance appraisal practice. Because performance appraisal is an applied topic, it is useful to periodically consider the current state of performance research and its relation to performance appraisal practice. This review examines the performance appraisal literature published in both academic and practitioner outlets between 1985 and 1990, briefly discusses the current state of performance appraisal practice, highlights the juxtaposition of research and practice, and suggests directions for further research

    What is known about the patient's experience of medical tourism? A scoping review

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    <p>Abstract</p> <p>Background</p> <p>Medical tourism is understood as travel abroad with the intention of obtaining non-emergency medical services. This practice is the subject of increasing interest, but little is known about its scope.</p> <p>Methods</p> <p>A comprehensive scoping review of published academic articles, media sources, and grey literature reports was performed to answer the question: what is known about the patient's experience of medical tourism? The review was accomplished in three steps: (1) identifying the question and relevant literature; (2) selecting the literature; (3) charting, collating, and summarizing the information. Overall themes were identified from this process.</p> <p>Results</p> <p>291 sources were identified for review from the databases searched, the majority of which were media pieces (<it>n </it>= 176). A further 57 sources were included for review after hand searching reference lists. Of the 348 sources that were gathered, 216 were ultimately included in this scoping review. Only a small minority of sources reported on empirical studies that involved the collection of primary data (<it>n </it>= 5). The four themes identified via the review were: (1) decision-making (e.g., push and pull factors that operate to shape patients' decisions); (2) motivations (e.g., procedure-, cost-, and travel-based factors motivating patients to seek care abroad); (3) risks (e.g., health and travel risks); and (4) first-hand accounts (e.g., patients' experiential accounts of having gone abroad for medical care). These themes represent the most discussed issues about the patient's experience of medical tourism in the English-language academic, media, and grey literatures.</p> <p>Conclusions</p> <p>This review demonstrates the need for additional research on numerous issues, including: (1) understanding how multiple information sources are consulted and evaluated by patients before deciding upon medical tourism; (2) examining how patients understand the risks of care abroad; (3) gathering patients' prospective and retrospective accounts; and (4) the push and pull factors, as well as the motives of patients to participate in medical tourism. The findings from this scoping review and the knowledge gaps it uncovered also demonstrate that there is great potential for new contributions to our understanding of the patient's experience of medical tourism.</p

    Desenvolvimento inicial e crescimento in vitro de Cattleya violacea (Kunth) Rolfe em diferentes concentra\ue7\uf5es de sacarose

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    O presente estudo teve por objetivo analisar os aspectos da germinação e avaliar o efeito de concentraçÔes de sacarose no crescimento in vitro de Cattleya violacea. Sementes provenientes de cĂĄpsulas fechadas foram semeadas em meio de cultura Murashige e Skoog (MS) e a morfologia externa da semente Ă  plĂąntula foi fotodocumentada em estereomicroscĂłpio e microscĂłpio eletrĂŽnico de varredura. PlĂąntulas com 90 dias apĂłs a semeadura foram repicadas em meio de cultura Âœ MS (com metade da concentração de macronutrientes) com diferentes concentraçÔes de sacarose (0, 10, 20, 30 e 40 g L-1), incubadas nas mesmas condiçÔes in vitro por mais 150 dias e em seguida as plĂąntulas foram avaliadas quanto ao nĂșmero de raĂ­zes, comprimento da maior raiz, nĂșmero de folhas, comprimento da parte aĂ©rea, massa fresca e seca total. Os dados biomĂ©tricos foram submetidos Ă  anĂĄlise estatĂ­stica e a eles ajustadas curvas de regressĂŁo. As sementes apresentaram testa reticulada com uma extremidade micropilar (aberta) e calazal (fechada); o embriĂŁo originou uma estrutura tuberiforme clorofilada denominada protocormo que pode apresentar rizĂłides, folĂ­olos e quando provido de raiz Ă© considerado plĂąntula. A ausĂȘncia de açĂșcar ou a maior concentração avaliada de sacarose foram prejudiciais ao crescimento da planta. A concentração de 27 g L-1 proporcionou maior crescimento in vitro possibilitando maior eficiĂȘncia para a propagação massal dessa espĂ©cie de elevado potencial ornamental.The aims of this study were to analyze the initial germination aspects and evaluate the effect of sucrose concentrations on in vitro growth of Cattleya violacea. Mature seeds from closed pods were sowed on MS (Murashige and Skoog) culture medium. The external morphology of seed and plantlets were documented by light and scanning electron microscopy. Plantlets with 90 days after sowing were subcultured on Âœ MS (with half-strength macronutrients concentrations) culture medium with different sucrose concentrations (0, 10, 20, 30 and 40 g L-1), incubated under the same in vitro conditions during more 150 days followed by the evaluation of root number, root length, shoot length, fresh and dry weight. The biometric data were statistically analyzed and regression curves constructed. The seeds showed reticulate seed coat with a micropylar (opened) and chalazal (closed) end; the embryo results a chlorophyllated tuberiforme structure called protocorm, which may have rhizoids, leaflets and is considered plantlet when it has root. Absence of sucrose or the highest evaluated sucrose concentration was detrimental for plant growth. The concentration of 27 g L-1 provided the highest in vitro growth enabling great efficiency for mass propagation of this species of high ornamental potential
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