70 research outputs found

    European Guideline for the Management of Kidney Transplant Patients With HLA Antibodies: By the European Society for Organ Transplantation Working Group

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    HLA antibodies; Guidelines; IncompatibleAnticuerpos HLA; Pautas; IncompatibleAnticossos HLA; Directrius; IncompatibleThis guideline, from a European Society of Organ Transplantation (ESOT) working group, concerns the management of kidney transplant patients with HLA antibodies. Sensitization should be defined using a virtual parameter such as calculated Reaction Frequency (cRF), which assesses HLA antibodies derived from the actual organ donor population. Highly sensitized patients should be prioritized in kidney allocation schemes and linking allocation schemes may increase opportunities. The use of the ENGAGE 5 ((Bestard et al., Transpl Int, 2021, 34: 1005–1018) system and online calculators for assessing risk is recommended. The Eurotransplant Acceptable Mismatch program should be extended. If strategies for finding a compatible kidney are very unlikely to yield a transplant, desensitization may be considered and should be performed with plasma exchange or immunoadsorption, supplemented with IViG and/or anti-CD20 antibody. Newer therapies, such as imlifidase, may offer alternatives. Few studies compare HLA incompatible transplantation with remaining on the waiting list, and comparisons of morbidity or quality of life do not exist. Kidney paired exchange programs (KEP) should be more widely used and should include unspecified and deceased donors, as well as compatible living donor pairs. The use of a KEP is preferred to desensitization, but highly sensitized patients should not be left on a KEP list indefinitely if the option of a direct incompatible transplant exists.The authors declare that this study received funding from Hansa Biopharma. The funder was not involved in the study design, collection, analysis, interpretation of data, the writing of this article or the decision to submit it for publication. Medical writing support was provided by Linda Edmondson and Rebecca Mant, independent medical writers, funded by the European Society of Organ Transplantation

    Television news and the symbolic criminalisation of young people

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    This is an Author's Accepted Manuscript of an article published in Journalism Studies, 9(1), 75 - 90, 2008, copyright Taylor & Francis, available online at: http://www.tandfonline.com/10.1080/14616700701768105.This essay combines quantitative and qualitative analysis of six UK television news programmes. It seeks to analyse the representation of young people within broadcast news provision at a time when media representations, political discourse and policy making generally appear to be invoking young people as something of a folk devil or a locus for moral panics. The quantitative analysis examines the frequency with which young people appear as main actors across a range of different subjects and analyses the role of young people as news sources. It finds a strong correlation between young people and violent crime. A qualitative analysis of four “special reports” or backgrounders on channel Five's Five News explores the representation of young people in more detail, paying attention to contradictions and tensions in the reports, the role of statistics in crime reporting, the role of victims of crime and the tensions between conflicting news frames.Arts and Humanities Research Counci

    PRomotion Of Physical activity through structured Education with differing Levels of ongoing Support for people at high risk of type 2 diabetes (PROPELS): study protocol for a randomized controlled trial.

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    BACKGROUND: The prevention of type 2 diabetes is recognised as a health care priority. Lifestyle change has proven effective at reducing the risk of type 2 diabetes, but limitations in the current evidence have been identified in: the promotion of physical activity; availability of interventions that are suitable for commissioning and implementation; availability of evidence-based interventions using new technologies; and physical activity promotion among ethnic minorities. We aim to investigate whether a structured education programme with differing levels of ongoing support, including text-messaging, can increase physical activity over a 4 year period in a multi-ethnic population at high risk of diabetes. METHODS/DESIGN: A multi-centre randomised controlled trial, with follow-up at 12 and 48 months. The primary outcome is change in ambulatory activity at 48 months. Secondary outcomes include changes to markers of metabolic, cardiovascular, anthropometric and psychological health along with cost-effectiveness. Participants aged 40-74 years for White European, or 25-74 years for South Asians, with an HbA1c value of between 6.0 and < 6.4% (42 and 47 mmol/mol) or with a previously recorded plasma glucose level or HbA1c value within the high risk (prediabetes) range within the last five years, are invited to take part in the trial. Participants are identified through primary care, using an automated diabetes risk score within their practice database, or from a database of previous research participants. Participants are randomly assigned to either: 1) the control group who receive a detailed advice leaflet; 2) the Walking Away group, who receive the same leaflet and attend a 3 hour structured education programme with annual maintenance sessions delivered in groups; or 3) the Walking Away Plus group, who receive the leaflet, attend the structured education programme with annual maintenance sessions, plus receive follow-on support through highly-tailored text-messaging and telephone calls to help to aid pedometer use and behaviour change. DISCUSSION: This study will provide new evidence for the long-term effectiveness of a structured education programme focused on physical activity, conducted within routine care in a multi-ethnic population in the UK. It will also investigate the impact of different levels of ongoing support and the cost-effectiveness of each intervention. TRIAL REGISTRATION: ISRCTN83465245 Trial registration date: 14/06/2012.The trial is funded by the Health Technology Assessment (HTA) Programme, National Institute for Health research. TY, MJD and KK are also supported by the NIHR Lifestyle and Physical Activity Biomedical Research Unit which is a partnership between University Hospitals of Leicester NHS Trust, Loughborough University and the University of Leicester and the NIHR Collaboration for Leadership in Applied Health Research and Care – East Midlands (NIHR CLAHRC – EM).This is the final version. It was first published by BioMed Central at http://www.trialsjournal.com/content/16/1/289

    Engaging and supporting women with chronic kidney disease with pre‐conception decision‐making (including their experiences during COVID 19): A mixed‐methods study protocol

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    Aim To report a protocol for a qualitative study to better understand the key factors that influence decision making about pregnancy from women's perspectives and to use these data to develop a theoretical model for shared decision-making tools for the multiple stakeholders. Design Mixed-method design using online surveys (with validated components) and purposively sampled follow-up semi structured interviews. Methods Funded from September 2020 for 12 months. Online surveys of adult women (aged 18–50) identified via all Wales kidney database (n ≄ 500), additional recruitment through multidisciplinary healthcare professionals, relevant third sector organizations and social media. Follow-up in-depth qualitative interviews with n = 30 women. Linear regression models to identify associations between shared decision-making preferences and clinical and psychosocial variables. Qualitative interviews will use a visual timeline task to empower women in taking control over their narratives. Qualitative data will be fully transcribed and analysed thematically, based around a chronological and theoretical (theoretical domains framework) structure that maps out key challenges and opportunities for improved decision support in the care pathway. Visual timelines will be used during stakeholder consultation activities, to enable us to co-create a map of current support, gaps in provision, and opportunities for interventions. Quantitative data will be analysed descriptively to characterize our cohort. We will assemble a multidisciplinary shared decision-making intervention development group and provide ongoing stakeholder consultation activities with patient and public representatives. Discussion Outcomes will support new learning into; the ways women's knowledge of kidney disease may affect family planning and pregnancy, their needs in terms of psychological and social support, and how they weigh up the pros and cons of starting a family. Impact Evidence will inform the design of new shared decision-making tools to better support women with the complex and often emotional decisions about having children while living with kidney disease

    Thymoglobulin versus alemtuzumab versus basiliximab kidney transplantation from donors after circulatory death

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    Introduction 3C, a study comparing alemtuzumab versus basiliximab induction immunosuppression in kidney transplants has shown lower acute rejection rate with alemtuzumab but same graft survival. Aim of the current study is to examine the effect of induction immunosuppression (thymoglobulin, alemtuzumab, basiliximab) on the outcome of kidneys after circulatory death (DCD). Methods Data of the 274 DCD patients of the 3C obtained from the sponsor was compounded with the 140 DCD patients who received thymoglobulin in a single centre with the same entry criteria as the 3C, giving 414 patients on three induction regimes. Results There were more male donors (p<0.05) and HLA-DR mismatched patients in the thymoglobulin group (p<0.001). Death-censored graft survival at 6-months was 98.6% in the thymoglobulin, 95.5% in alemtuzumab (p=0.08) and 95.7% in basiliximab group (p=0.09), and at 2-years 97.9% vs. 94.8% (p=0.13, HR 2.8, CI 0.7-10.9), vs. 94.3% (p=0.06, HR 3.5, 95% CI 0.9-13.6) respectively. 2-year overall graft survival was 95% in the thymoglobulin vs. 88% in alemtuzumab (unadjusted p=0.038, adjusted HR 2.4, 95% CI 0.99-5.9) and 91.4% in the basiliximab group (p=0.21). 2-years patient survival was numerically less in the alemtuzumab compared to thymoglobulin group (91.8% vs 97.1%, p=0.052, HR 2.90 95% CI 0.93-9.2). Acute rejection was 17% in the basiliximab, 4.3% in the thymoglobulin and 6% in the alemtuzumab group (p<0.001). Conclusion In DCD transplants, thymoglobulin induction may provide advantage over alemtuzumab in patient survival and the same advantage as alemtuzumab over basiliximab in terms of acute rejection. Differing maintenance immunosuppression may contribute to the difference seen

    Feminizing care pathways: Mixed‐methods study of reproductive options, decision making, pregnancy, post‐natal care and parenting amongst women with kidney disease

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    Aims: To identify the needs, experiences and preferences of women with kidney disease in relation to their reproductive health to inform development of shared decision‐making interventions. Design: UK‐wide mixed‐methods convergent design (Sep 20–Aug 21). Methods: Online questionnaire (n = 431) with validated components. Purposively sampled semi‐structured interviews (n = 30). Patient and public input throughout. Findings: Kidney disease was associated with defeminization, negatively affecting current (sexual) relationships and perceptions of future life goals. There was little evidence that shared decision making was taking place. Unplanned pregnancies were common, sometimes influenced by poor care and support and complicated systems. Reasons for (not) wanting children varied. Complicated pregnancies and miscarriages were common. Women often felt that it was more important to be a “good mother” than to address their health needs, which were often unmet and unrecognized. Impacts of pregnancy on disease and options for alternates to pregnancy were not well understood. Conclusion: The needs and reproductive priorities of women are frequently overshadowed by their kidney disease. High‐quality shared decision‐making interventions need to be embedded as routine in a feminized care pathway that includes reproductive health. Research is needed in parallel to examine the effectiveness of interventions and address inequalities. Impact: We do not fully understand the expectations, needs, experiences and preferences of women with kidney disease for planning and starting a family or deciding not to have children. Women lack the knowledge, resources and opportunities to have high‐quality conversations with their healthcare professionals. Decisions are highly personal and related to a number of health, social and cultural factors; individualized approaches to care are essential. Healthcare services need to be redesigned to ensure that women are able to make informed choices about pregnancy and alternative routes to becoming a parent. Patient or Public Contribution: The original proposal for this research came from listening to the experiences of women in clinic who reported unmet needs and detailed experiences of their pregnancies (positive and negative). A patient group was involved in developing the funding application and helped to refine the objectives by sharing their experiences. Two women who are mothers living with kidney disease were co‐opted as core members of the research team. We hosted an interim findings event and invited patients and wider support services (adoption, fertility, surrogacy, education and maternal chronic kidney disease clinics) from across the UK to attend. We followed the UK national standards for patient and public involvement throughout

    C3d‐positive donor‐specific antibodies have a role in pretransplant risk stratification of cross‐match‐positive HLA‐incompatible renal transplantation : United Kingdom multicentre study

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    Anti‐HLA‐antibody characteristics aid to risk‐stratify patients and improve long‐term renal graft outcomes. Complement activation by donor‐specific antibody (DSA) is an important characteristic that may determine renal allograft outcome. There is heterogeneity in graft outcomes within the moderate to high immunological risk cases (cross‐match‐positive). We explored the role of C3d‐positive DSAs in sub‐stratification of cross‐match‐positive cases and relate to the graft outcomes. We investigated 139 cross‐match‐positive living‐donor renal transplant recipients from four transplant centres in the United Kingdom. C3d assay was performed on serum samples obtained at pretreatment (predesensitization) and Day 14 post‐transplant. C3d‐positive DSAs were found in 52 (37%) patients at pretreatment and in 37 (27%) patients at Day 14 post‐transplant. Median follow‐up of patients was 48 months (IQR 20.47–77.57). In the multivariable analysis, pretreatment C3d‐positive DSA was independently associated with reduced overall graft survival, the hazard ratio of 3.29 (95% CI 1.37–7.86). The relative risk of death‐censored five‐year graft failure was 2.83 (95% CI 1.56–5.13). Patients with both pretreatment and Day 14 C3d‐positive DSAs had the worst five‐year graft survival at 45.5% compared with 87.2% in both pretreatment and Day 14 C3d‐negative DSA patients with the relative risk of death‐censored five‐year graft failure was 4.26 (95% CI 1.79, 10.09). In this multicentre study, we have demonstrated for the first time the utility of C3d analysis as a distinctive biomarker to sub‐stratify the risk of poor graft outcome in cross‐match‐positive living‐donor renal transplantation

    The Active Brains Digital Intervention to Reduce Cognitive Decline in Older Adults: Protocol for a Feasibility Randomized Controlled Trial.

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    BACKGROUND: Increasing physical activity, improving diet, and performing brain training exercises are associated with reduced cognitive decline in older adults. OBJECTIVE: In this paper, we describe a feasibility trial of the Active Brains intervention, a web-based digital intervention developed to support older adults to make these 3 healthy behavior changes associated with improved cognitive health. The Active Brains trial is a randomized feasibility trial that will test how accessible, acceptable, and feasible the Active Brains intervention is and the effectiveness of the study procedures that we intend to use in the larger, main trial. METHODS: In the randomized controlled trial (RCT), we use a parallel design. We will be conducting the intervention with 2 populations recruited through GP practices (family practices) in England from 2018 to 2019: older adults with signs of cognitive decline and older adults without any cognitive decline. Trial participants were randomly allocated to 1 of 3 study groups: usual care, the Active Brains intervention, or the Active Brains website plus brief support from a trained coach (over the phone or by email). The main outcomes are performance on cognitive tasks, quality of life (using EuroQol-5D 5 level), Instrumental Activities of Daily Living, and diagnoses of dementia. Secondary outcomes (including depression, enablement, and health care costs) and process measures (including qualitative interviews with participants and supporters) will also be collected. The trial has been approved by the National Health Service Research Ethics Committee (reference 17/SC/0463). RESULTS: Results will be published in peer-reviewed journals, presented at conferences, and shared at public engagement events. Data collection was completed in May 2020, and the results will be reported in 2021. CONCLUSIONS: The findings of this study will help us to identify and make important changes to the website, the support received, or the study procedures before we progress to our main randomized phase III trial. TRIAL REGISTRATION: International Standard Randomized Controlled Trial Number 23758980; http://www.isrctn.com/ISRCTN23758980. INTERNATIONAL REGISTERED REPORT IDENTIFIER (IRRID): DERR1-10.2196/18929

    Southern Ocean Action Plan (2021-2030) in support of the United Nations Decade of Ocean Science for Sustainable Development

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    In 2017, the United Nations proclaimed a Decade of Ocean Science for Sustainable Development (hereafter referred to as the UN Ocean Decade) from 2021 until 2030 to support efforts to reverse the cycle of decline in ocean health. To achieve this ambitious goal, this initiative aims to gather ocean stakeholders worldwide behind a common framework that will ensure ocean science can fully support countries in creating improved conditions for sustainable development of the world’s oceans. The initiative strives to strengthen the international cooperation needed to develop the scientific research and innovative technologies that can connect ocean science with the needs of society at the global scale. Based on the recommendations in the Implementation Plan of the United Nations Decade of Ocean Science for Sustainable Development (Version 2.0, July 2021), the Southern Ocean community engaged in a stakeholder - oriented process to develop the Southern Ocean Action Plan. The Southern Ocean process engaged a broad community, which includes the scientific research community, the business and industry sector, and governance and management bodies. As part of this global effort, the Southern Ocean Task Force identified the needs of the Southern Ocean community to address the challenges related to the unique environmental characteristics and governance structure of the Southern Ocean. Through this community-driven process, we identified synergies within the Southern Ocean community and beyond in order to elaborate an Action Plan that provides a framework for Southern Ocean stakeholders to formulate and develop tangible actions and deliverables that support the UN Ocean Decade vision. Through the publication of this Action Plan, the Southern Ocean Task Force aims to mobilise the Southern Ocean community and inspire all stakeholders to seek engagement and leverage opportunities to deliver innovative solutions that maintain and foster the unique conditions of the Southern Ocean. This framework provides an initial roadmap to strengthen links between science, industry and policy, as well as to encourage internationally collaborative activities in order to address existing gaps in our knowledge and data coverage

    Long- and short-term outcomes in renal allografts with deceased donors: A large recipient and donor genome-wide association study.

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    Improvements in immunosuppression have modified short-term survival of deceased-donor allografts, but not their rate of long-term failure. Mismatches between donor and recipient HLA play an important role in the acute and chronic allogeneic immune response against the graft. Perfect matching at clinically relevant HLA loci does not obviate the need for immunosuppression, suggesting that additional genetic variation plays a critical role in both short- and long-term graft outcomes. By combining patient data and samples from supranational cohorts across the United Kingdom and European Union, we performed the first large-scale genome-wide association study analyzing both donor and recipient DNA in 2094 complete renal transplant-pairs with replication in 5866 complete pairs. We studied deceased-donor grafts allocated on the basis of preferential HLA matching, which provided some control for HLA genetic effects. No strong donor or recipient genetic effects contributing to long- or short-term allograft survival were found outside the HLA region. We discuss the implications for future research and clinical application
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