4,433 research outputs found

    NATPGE: understanding registered nurses’ attitudes towards post graduate education

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    Nursing education is a dynamic process designed to enable nurses to competently meet the healthcare needs of society. Health system restructuring has been associated with diminishing postgraduate specialist nursing numbers worldwide. Valid instruments that monitor and evaluate nurses’ attitudes to gauge educational barriers and facilitators are a central component in planning effective education, and have been unavailable. Overall both the CE and the RNs ranked the NATPGE, using the CVI, as a realistic training platform that would be useful for evaluating RNs’ attitudes towards postgraduate education. The comments received from the CE resulted in some minor changes to the wording of some items for better clarity and simplicity. No particular concerns were raised about any of the items by the CE. The CE was agreeable that the items were arranged in a positively and negatively worded sequence, which was intentional as to prevent response bias. The present research indicates very good content and face validity and whilst the test-retest reliability overall was moderate, several individual questions did have poor kappa values

    Developing a service user informed intervention to improve participation and ability to perform daily activities in primary Sjögren’s syndrome: a mixed-methods study protocol

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    Introduction: A significant proportion of patients with primary Sjögren’s syndrome (PSS) is functionally impaired and experience difficulties participating in various aspects of everyday life. There is currently no evidence of efficacy for non-pharmacological interventions aimed specifically at supporting the patients with PSS to improve their participation and ability to perform daily activities. This paper describes a research protocol for a mixed-methods study to develop an intervention to improve these outcomes. The protocol follows the Medical Research Council framework for complex interventions. Methods and analysis: We will use group concept mapping with the patients, adults who live with them and healthcare professionals to identify factors which prevent people with PSS from participating in daily life and performing daily activities. The factors will be prioritised by participants for importance and feasibility and will inform an intervention to be delivered within a National Health Service (NHS) setting. Evidence-based intervention techniques will be identified for the prioritised factors and combined into a deliverable intervention package. Key stakeholders will comment on the intervention content and mode of delivery through focus groups, and the data will be used to refine the intervention. The acceptability and feasibility of the refined intervention will be evaluated in a future study. Ethics and dissemination: The study has been approved by an NHS Research Ethics Committee, REC Reference: 13/NI/0190. The findings of this study will be disseminated in peer-reviewed journals and through presentation at national and international conferences. Trial registration number: UKCRN Study ID: 15939

    Exploring registered nurses’ attitudes towards postgraduate education in Australia: an overview of literature

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    Background: Nursing education is designed to prepare competent nurses to meet the current and future health care needs of society. Changes to nursing education, especially at post graduate level, will therefore likely be influenced by the on-going developments in healthcare and socio-economic factors. Objective: The main purpose of this study is to develop and validate an instrument that explores the beliefs of Registered Nurses about Postgraduate education in the context of specialist nursing practice in Australia (specialty education). Methods: The Nurses Attitudes Towards Post Graduate Education (NATPGE) instrument was sent to an expert panel to undertake judgment-quantification (content validity testing). Content Validity Index (CVI) based on expert ratings of relevance was used as a method of quantifying content validity for the NATPGE instrument. A convenience sample of 25 Registered Nurses (RN) was selected from four major Queensland tertiary hospitals to assess the face validity of the instrument. A random sample of 100 RN from the Nurses and Midwives e-Cohort Study (NMeS) were invited to participate in a test-retest pilot as part of the process of assessing the reliability of the online NATPGE. To gauge the test-retest reliability, the instrument was administered at two different time points, 3 weeks apart, under similar conditions. Results: The content and face validity was assessed using descriptive statistics. For the test-retest reliability, the NATPGE instrument were analysed on an item by item basis to calculate the intra rater reliability using the weighted kappa (kw) statistic. The NATPGE instrument attained moderate test-retest reliability. 80% of the items on the instrument reached a fair to moderate agreement between the test and retest. Conclusions: There is a need for development of a robust psychometric instrument to explore Registered Nurses’ Attitudes Towards Post Graduate Education (NATPGE)

    A systematic review of non-pharmacological interventions for primary Sjögren’s syndrome

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    The objective of this systematic review was to assess the efficacy of non-pharmacological interventions for the management of primary Sjögren’s syndrome. We searched the following databases from inception to September 2014; Cochrane Database of Systematic Reviews; Medline; Embase; PsychINFO; Cinahl and clinical trials registers. We included randomised controlled trials of any non-pharmacological interventions. Two review authors independently reviewed titles and abstracts against the inclusion/exclusion criteria and independently assessed trial quality and extracted data. 1463 studies were identified of which 17 full text articles were screened and 5 studies were included in the review with a total of 130 participants randomised. The included studies investigated effectiveness of an oral lubricating device for dry mouth, acupuncture for dry mouth, lacrimal punctum plugs for dry eyes and psychodynamic group therapy for coping with symptoms. Overall the studies were of low quality and at high risk of bias. Although one study showed punctum plugs to improve dry eyes it was too small for the findings to be conclusive. Overall we identified no evidence to support any non-pharmacological interventions to improve PSS. The area needs quality large randomised controlled trials that are reported according to CONSORT guidelines and address important issues to patients

    Association of tumour necrosis factor alpha and its receptors with thymidine phosphorylase expression in invasive breast carcinoma.

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    Angiogenesis is an essential requirement for tumour growth and metastasis and is regulated by a complex network of factors produced by both stromal cells and neoplastic cells within solid tumours. The cytokine tumour necrosis factor alpha (TNF-alpha) and the enzyme thymidine phosphorylase (TP) are two factors known to promote tumour angiogenesis. We have demonstrated recently that high numbers of tumour-associated macrophages (TAMs) are significantly associated with increased tumour angiogenesis and poor prognosis in invasive carcinoma of the breast. We have also shown that TAMs are a major source of TNF-alpha in invasive breast carcinomas, and that macrophage-like stromal cells as well as tumour cells synthesize TP in such tumours. However, little is known of the factors that regulate the production or activity of these factors in the tumour microenvironment. As TNF-alpha has been shown to up-regulate TP expression in tumour cells in vitro we performed an immunohistochemical study to investigate the possibility that TNF-alpha may be involved in the regulation of TP expression by malignant breast epithelial cells in vivo. To do this, we used a cocktail of non-neutralizing monoclonal anti-TNF-alpha antibodies to visualize both TNF-alpha-expressing macrophages and TNF-alpha bound to its receptors on tumour cells and endothelial cells in a series of 93 invasive carcinomas of the breast. A semiquantitative grading system was then used to compare these staining patterns with that for TP in the same biopsies. TNF-alpha immunoreactivity was also compared with various important tumour variables known to relate to outcome in this disease (microvessel density, node status, grade, stage, receptor status and macrophage infiltration), as well as relapse-free and overall survival data for these patients. Our data show significant positive correlations between TNF-alpha bound to its receptors on tumour cells and: (1) TP protein production by tumour cells, and (2) axillary lymph node status (i.e. metastasis). These results suggest that tumour cell responsiveness to TNF-alpha produced by neighbouring TAMs may play a part in the regulation of TP expression by tumour cells as well as their metastatic behaviour. This may explain, in part, the relationship between increased macrophage infiltration and angiogenesis in breast cancer, and further supports the contention that TAMs may represent an important target for future anti-angiogenic therapies

    Well-being over time in Britain and the USA

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    This paper studies happiness in the United States and Great Britain. Reported levels of well-being have declined over the last quarter of a century in the US; life satisfaction has run approximately flat through time in Britain. These findings are consistent with the Easterlin hypothesis [Nations and Households in Economic Growth: Essays in Honour of Moses Abramowitz (1974) Academic Press; J. Econ. Behav. Org., 27 (1995) 35]. The happiness of American blacks, however, has risen. White women in the US have been the biggest losers since the 1970s. Well-being equations have a stable structure. Money buys happiness. People care also about relative income. Well-being is U-shaped in age. The paper estimates the dollar values of events like unemployment and divorce. They are large. A lasting marriage (compared to widowhood as a ‘natural’ experiment), for example, is estimated to be worth $100,000 a year

    QCD Corrections to K-Kbar Mixing in R-symmetric Supersymmetric Models

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    The leading-log QCD corrections to K-Kbar mixing in R-symmetric supersymmetric models are computed using effective field theory techniques. The spectrum topology where the gluino is significantly heavier than the squarks is motivated and focused on. It is found that, like in the MSSM, QCD corrections can tighten the kaon mass difference bound by roughly a factor of three. CP violation is also briefly considered, where QCD corrections can constrain phases to be as much as a factor of ten smaller than the uncorrected value.Comment: 11 pages, 11 pdf-figures; updated acknowledgments and references, clarified relationship to Ref[17], clarified CP-violation sectio

    Toll-like Receptor-8 Agonistic Activities in C2, C4, and C8 Modified Thiazolo[4,5-c]quinolines

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    Toll-like receptor (TLR)-8 agonists typified by the 2-alkylthiazolo[4,5-c]quinolin-4-amine (CL075) chemotype are uniquely potent in activating adaptive immune responses by inducing robust production of T helper 1-polarizing cytokines, suggesting that TLR8-active compounds could be promising candidate vaccine adjuvants, especially for neonatal vaccines. Alkylthiazoloquinolines with methyl, ethyl, propyl and butyl groups at C2 displayed comparable TLR8-agonistic potencies; activity diminished precipitously in the C2-pentyl compound, and higher homologues were inactive. The C2-butyl compound was unique in possessing substantial TLR7-agonistic activity. Analogues with branched alkyl groups at C2 displayed poor tolerance of terminal steric bulk. Virtually all modifications at C8 led to abrogation of agonistic activity. Alkylation on the C4-amine was not tolerated, whereas N-acyl analogues with short acyl groups (other than acetyl) retained TLR8 agonistic activity, but were substantially less water-soluble. Immunization in rabbits with a model subunit antigen adjuvanted with the lead C2-butyl thiazoloquinoline showed enhancements of antigen-specific antibody titers
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