4,309 research outputs found

    Experiences of taking students on business trips: with recommendations for organising successful business trips

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    Copyright and all rights therein are retained by the authors. All persons copying this information are expected to adhere to the terms and conditions invoked by each author's copyright. These works may not be re-posted without the explicit permission of the copyright holders.Visits to businesses provide an opportunity for students to see first-hand how different operations are managed, particularly in areas not often seen, such as manufacturing. They can be linked with classroom learning and teaching and can also provide opportunities for work- related assessment. This paper presents the outcome of a teaching and learning project that aimed to take a number of undergraduate and postgraduate business students from the University of Hertfordshire on a variety of operations-related business trips during the academic year 2009/2010. The organisation of these trips is described and they are evaluated by students. It is demonstrated that such trips take some time to get organised but can be run on virtually no budget and are very well received by students. A model for the development and implementation of business trips is presented

    Whiplash: the possible impact of context on diagnosis

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    This study explores the importance of context when diagnosing Whiplash Associated Disorders (WAD). Whiplash is a complex injury and there is considerable variation in its diagnosis and treatment. Research has focussed on RTAs, whilst there is a paucity of evidence relating to WAD in sport. It is unclear whether WAD is simply not occurring in sport, or if such injuries are occurring but are not identified as WAD. In the current study, 87 postgraduate physiotherapists were asked to classify an injury reported in a short vignette. Two parallel vignettes were used, which were identical except for the context of the injury (one being an RTA and the other being within sport). Each participant responded to only one of these. It was found that, even within a sample of experienced physiotherapists, the injury environment impacted on diagnosis, despite the symptoms being identical. A significantly higher proportion of therapists diagnosed WAD within the RTA context than within the sporting context. Additionally, there were differences between the two context groups in relation to the diagnostic terminology used by participants. Most respondents had heard of the CSP whiplash guidelines but only a minority had actively used these. The majority of respondents were also aware of the litigation aspects of RTAs

    Intermediate-term results of a nonresectional dynamic repair technique in 662 patients with mitral valve prolapse and mitral regurgitation

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    ObjectiveA nonresectional technique has been developed for repair of mitral leaflet prolapse causing mitral regurgitation. Polytetrafluoroethylene chordae are used for correction of edge misalignment of the prolapsed mitral leaflet. New chordal length is adjusted during progressive left ventricular inflation to systolic pressure. Annular sizing is determined dynamically after leaflet edge alignment is accomplished to produce an optimal zone of predefined leaflet apposition. The aim of this study was to document the 8- to 10-year durability of this nonresectional approach.MethodsFrom 1983 through 2008, 1121 consecutive patients had mitral valve repair on one service. Of these, 662 had repair of mitral leaflet prolapse. From 1983 until 1998, standard quadratic leaflet resection/plication was used in 72 (11.1%) patients, similar but smaller resection in 93 (14.1%) patients, and then smaller resection and polytetrafluoroethylene chordae in 24 (3.7%) patients. All received Puig–Massana fully flexible rings (Shiley, Inc, Irvine, Calif). After 1998, no leaflet resections or valve replacements have been performed regardless of leaflet size in 566 consecutive patients. Of the 662 patients, the mean age was 62.6 ± 14.1 years, and 424 (64.1%) patients were male. Coronary artery disease was present in 147 (22.2%) patients and 33 (5.0%) had prior coronary artery bypass. Leaflets corrected were as follows: anterior, 152 (23.0%) patients; posterior, 427 (64.5%); and both, 83 (12.5%) Common pathologic characteristics of prolapsing valves were as follows: myxomatous, 332 (50.2%) patients, degenerative, 83 (12.5%), ischemic, 31 (4.7%), and rheumatic, 29 (4.4%).ResultsPerioperative mortality was 2.9% (19/662) overall and 0.49% (2/414) for isolated repair. Freedom from reoperation at 10 years (Kaplan–Meier) was 90.1% and freedom from significant mitral regurgitation (echocardiography) was 93.9%.ConclusionsThis study confirms that mitral regurgitation from mitral leaflet prolapse can be repaired in all cases by a nonresectional technique provided that accurate dynamic evaluation of chordal length and annular sizing is achieved. The intermediate-term results are durable

    Nitric Oxide Bioavailability and Its Potential Relevance to the Variation in Susceptibility to the Renal and Vascular Complications in Patients With Type 2 Diabetes

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    OBJECTIVE—We compared the renal and systemic vascular (renovascular) response to a reduction of bioavailable nitric oxide (NO) in type 2 diabetic patients without nephropathy and of African and Caucasian heritage. RESEARCH DESIGN AND METHODS—Under euglycemic conditions, renal blood flow was determined by a constant infusion of paraminohippurate and changes in blood pressure and renal vascular resistance estimated before and after an infusion of l-Ng-monomethyl-l-arginine. RESULTS—In the African-heritage group, there was a significant fall in renal blood flow (Δ−46.0 ml/min per 1.73 m(2); P < 0.05) and rise in systolic blood pressure (Δ10.0 mmHg [95% CI 2.3–17.9]; P = 0.017), which correlated with an increase in renal vascular resistance (r(2) = 0.77; P = 0.004). CONCLUSIONS—The renal vasoconstrictive response associated with NO synthase inhibition in this study may be of relevance to the observed vulnerability to renal injury in patients of African heritage

    The Date of the Exodus

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    A citizens\u27 guide to wildland road removal

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    Sixth Form Examinations in Art and Design

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    Examinations - in any subject - at 'A' level form the major influence on teaching the Sixth Form and the backwash effect of this form of examination has its effect through the earlier years of secondary education. The main objections to the present system is that examinations in the Sixth Form are too specialised and syllabuses require much study in depth. Contrarywise, when Art examinations are under scrutiny they are often criticised for lack of specialisation and depth of study. Often criticisms of art examination are vague and are simply side-swipes, which examining bodies are adept at parrying, whose power has been generated simply on the basis that certain students have not passed or gained the right grades, which a teacher believed they should have done
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