26,860 research outputs found

    Psychosocial and Biological Factors Contributing to Body Weight Gain in Schizophrenia

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    Overweight and obesity are frequently reported to be a significant issue in schizophrenia resulting in the inherent complications of these disorders. Body weight gain also commonly results from treatment with the most tolerable and efficacious pharmacological treatments, second-generation antipsychotics. However there are numerous other factors that contribute to increased body mass in individuals with schizophrenia prior to the initiation of treatment. With prior research indicating that individuals with schizophrenia have higher rates of overweight and obesity before treatment. Therefore this article provides a review of pertinent issues associated with body weight gain in schizophrenia in an attempt to delineate the impact of both the disease and treatment upon body weight gain. The results of the review indicate that body weight gain in schizophrenia occurs from both psychosocial and biological factors that are further compounded by antipsychotic treatment. The article concludes with recommendations for future research

    Experimental studies on twinjet afterbody-nozzle system of combat aircraft configurations

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    This report highlights the progress of the work carried out in the above project including the statement of expenditure for presentation at AR&DB annual symposium-201

    Prevalence & Prescription: Prescribing Practices of Clozapine in Australia between 2005 & 2010

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    Clozapine is an anti-psychotic used to treat refractory schizophrenia. This study reviews the rates of clozapine prescription for refractory schizophrenia in a region of Australia and compares the prescribing patterns to the estimated prevalence rates of refractory schizophrenia in the region. Utilising a pharmacoepidemiological approach; the results indicated that only 8.4% of the individuals estimated to be suffering from refractory schizophrenia in the region were prescribed clozapine between 2005 and 2010, with only 4.1% continuing clozapine to the conclusion of the study. In conclusion it is evident that clozapine is widely under-prescribed in this area of Australia

    Association of circulating levels of MMP-8 with mortality from respiratory disease in patients with rheumatoid arthritis.

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    Matrix metalloproteinases (MMPs) are implicated in the destruction of the joint and have been shown to be strongly associated with inflammation in rheumatoid arthritis (RA). Circulating MMPs have also been associated with cardiovascular disease in the general population, and are predictive of cardiovascular mortality. The purpose of the present study was to determine whether circulating levels of MMPs are predictive of mortality in RA

    A Qualitative Analysis of Medical Students' Views of Their First Psychiatry Rotation

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    Objective: The importance of student’s perspectives in informing curricula and pedagogy has long been recognised. However, student’s perspectives are rarely reported in the academic literature. Therefore this study explores and reports on medical student’s perspectives of their first psychiatry clinical rotation in a ‘new’ era medical school in Australia. Method: Seventy-three graduate entry medical students completed a semi-structured questionnaire about their experiences during a mental health rotation. The responses were analysed and coded into thematic categories. Results: The following thematic categories were evident; staff, breadth of experience, attitudes towards mental health, course materials and structure, and professional development. Conclusion: The results are discussed in the context of the current academic recommendations for the teaching of psychiatry and behavioural science to medical students. Although the use of student feedback is recommended by the literature, pragmatically it is rarely utilised and if it is utilised it is not reported in the academic literature. It is recommended that educators embrace the use of student’s perspectives to evaluate and inform their teaching

    Bistability in Feshbach Resonance

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    A coupled atom-molecule condensate with an intraspecies Feshbach resonance is employed to explore matter wave bistability both in the presence and in the absence of a unidirectional optical ring cavity. In particular, a set of conditions are derived that allow the threshold for bistability, due both to two-body s-wave scatterings and to cavity-mediated two-body interactions, to be determined analytically. The latter bistability is found to support, not only transitions between a mixed (atom-molecule) state and a pure molecular state as in the former bistability, but also transitions between two distinct mixed states.Comment: 6 pages + 3 figures; To appear in Jounal of Modern Optics, Special Issue - Festschrift in Honor of Lorenzo Narducc

    Spotify tailoring for promoting effectiveness in cross-functional autonomous squads

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    Organisations tend to tailor agile methods to scale employed practices to have cross-functional autonomous teams while promoting sustainable creative and productive development at a constant pace. Thus, it is important to investigate how organisations tailor agile practices to get the balance right between teams' autonomy and alignment. Spotify model is originally introduced to facilitate the development of music streaming services in a very large-scale project with a Business-to-Consumer (B2C) model. However, developing a large-scale mission-critical project with a Business-to-Business (B2B) model is not essentially supported by the Spotify model. Thus, embracing Spotify model for such projects should be concerned about the question of how Spotify practices are adjusted to promote the effectiveness of cross-functional autonomous squads in a mission-critical project with B2B model? In this paper, we conduct a longitudinal embedded case study, which lasted 21 months during which 14 semi-structured interviews were conducted. The Grounded Theory (GT) is adopted to analyse the collected data. As a result, we identify practices and processes that promote effectiveness in cross-functional autonomous squads, which have never been discussed in terms of Spotify model before. We also present Spotify Tailoring by highlighting modified and newly introduced practices by the organisation in which the case study was conducted

    A tetrabenzotriazaporphyrin based organic thin film transistor: Comparison with a device of the phthalocyanine analogue

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    The characteristics of bottom-gate bottom-contact organic thin film field-effect transistors (OTFTs) with 70 nm thick films of solution processed non-peripherally octahexyl-substituted nickel tetrabenzo triazaporphyrin (6NiTBTAP) molecules as active layers on silicon substrates are experimentally studied and the results are compared with the similary configured transistors using the corresponding nickel phthalocyanine (6NiPc) compound. 6NiTBTAP transistors are found to exhibit improved performance over 6NiPc transistors in terms of greater saturation hole mobility, two orders of magnitude higher on/off ratio and lower threshold voltage. This enhanced performance of 6NiTBTAP OTFTs over 6NiPc devices is attributed to improved surface morphology and large grain size of the active 6NiTBTAP film

    Biology of Sexual Dysfunction

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    Sexual activity is a multifaceted activity, involving complex interactions between the nervous system, the endocrine system, the vascular system and a variety of structures that are instrumental in sexual excitement, intercourse and satisfaction. Sexual function has three components i.e., desire, arousal and orgasm. Many sexual dysfunctions can be categorized according to the phase of sexual response that is affected. In actual clinical practice however, sexual desire, arousal and orgasmic difficulties more often than not coexist, suggesting an integration of phases. Sexual dysfunction can result from a wide variety of psychological and physiological causes including derangements in the levels of sex hormones and neurotrensmitters. This review deals with the biology of different phases of sexual function as well as implications of hormones and neurotransmitters in sexual dysfunctio

    Issue resolution and scope clarification in web systems development : a qualitative study

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    University of Technology, Sydney. Faculty of Engineering and Information Technology.In Web systems development, the business environment and business processes underpin the identification of system needs, and these environment and processes are also in tum fundamentally changed by the introduction and evolution of Web systems. The web systems can be volatile as they comprise a complex set of inter-dependencies with various business and system domain characteristics. Web systems fall into the class of applications where the scope of the system under development cannot be clearly defined in the early stages of project. This thesis presents a qualitative study of Web systems development processes by first conducting an investigation of these inter-dependencies and in particular the impacts that a Web system can have on its environment. From the identification of these interdependencies and their impacts, it was found that a key mechanism in supporting Web systems development is the identification and subsequent resolution of "issues". An issue is defined as a problem or a concern that Web developers face that can directly impact on cost, schedule and scope. The resolution of these issues plays a crucial role in supporting the clarification of system scope throughout development. This thesis further describes a comprehensive investigation of issue resolution processes as well as presents a taxonomy of issues and a novel issue resolution process model. This phenomenon is explored by qualitatively analysing issue handling and resolution data from industry practitioners. Findings suggest that both tacit and explicit knowledge play an important role in resolving issues and that the capturing and sharing of knowledge is a challenging task. The research further investigates the role of knowledge and knowledge transformation in issue resolution processes. The initial issue resolution process model was validated by conducting in-depth interviews with industry practitioners that resulted in revising the process model based on the state of the practice. The findings presented in this thesis provide valuable empirical results about the challenges of the current practices in Web systems development
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