469 research outputs found

    Enhancing making every contact count (MECC) training and delivery for the third and social economy (TSE) sector: a strategic behavioural analysis

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    Objective: To enhance Making Every Contact Count (MECC, an opportunistic approach to health promotion), training in the Third and Social Economy (TSE, all groups and organisations primarily working towards social justice, outside of the government or household) by examining the degree to which the behavioural content of MECC training tackled significant factors influencing MECC delivery. Methods and Measures: A strategic behavioural analysis design. Semi-structured interviews with service providers (n = 15) and users (n = 5) were coded for barriers and facilitators of MECC delivery using the Theoretical Domains Framework (TDF). Existing MECC training was coded for behaviour change techniques (BCTs) and intervention functions (IFs). The degree to which BCTs and IFs addressed the key TDF domains of influences on MECC delivery in the TSE were examined using prespecified tools. Results: Seven key TDF domains of influences in MECC delivery were identified. Overall, only 9/31 linked BCTs were utilised within MECC training, with percentage utilisation of relevant BCTs for each domain ranging from 0% to 66.7%. Training adequately addressed 2/7 key domains. Conclusion: The TSE and healthcare share many common key TDF domains, although there are differences in how each are relevant. Limitations and recommendations for MECC training are discussed

    Search for sterile neutrino mixing in the MINOS long-baseline experiment

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    A search for depletion of the combined flux of active neutrino species over a 735 km baseline is reported using neutral-current interaction data recorded by the MINOS detectors in the NuMI neutrino beam. Such a depletion is not expected according to conventional interpretations of neutrino oscillation data involving the three known neutrino flavors. A depletion would be a signature of oscillations or decay to postulated noninteracting sterile neutrinos, scenarios not ruled out by existing data. From an exposure of 3.18×1020 protons on target in which neutrinos of energies between ~500¿¿MeV and 120 GeV are produced predominantly as ¿µ, the visible energy spectrum of candidate neutral-current reactions in the MINOS far detector is reconstructed. Comparison of this spectrum to that inferred from a similarly selected near-detector sample shows that of the portion of the ¿µ flux observed to disappear in charged-current interaction data, the fraction that could be converting to a sterile state is less than 52% at 90% confidence level (C.L.). The hypothesis that active neutrinos mix with a single sterile neutrino via oscillations is tested by fitting the data to various models. In the particular four-neutrino models considered, the mixing angles ¿24 and ¿34 are constrained to be less than 11° and 56° at 90% C.L., respectively. The possibility that active neutrinos may decay to sterile neutrinos is also investigated. Pure neutrino decay without oscillations is ruled out at 5.4 standard deviations. For the scenario in which active neutrinos decay into sterile states concurrently with neutrino oscillations, a lower limit is established for the neutrino decay lifetime t3/m3>2.1×10-12¿¿s/eV at 90% C.L

    Establishing an updated consensus on the conceptual and operational definitions of Making Every Contact Count (MECC) across experts within research and practice: an international Delphi Study

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    Objectives: The Making Every Contact Count (MECC) initiative is broadly defined as an opportunistic approach to prevention by making use of the thousands of conversations service providers have with service users every day. However, since its conception, the application of MECC has diverged and developed considerably. Thus, the current study aimed to revise the definition according to current research and practice to better describe what is and is not included. Study design: A consensus building classic Delphi methodology, completed by an expert panel. Methods: Round 1 asked open questions around the definition of MECC. Content analysis of round 1 identified statements that were rated for agreement in round 2. Statements achieving ≥80% agreement were included in a short, long, or operational definition of MECC that were rated for agreement in round 3 (the minimum number required). An agreement of ≥80% indicated consensus. Results: Forty out of 100 contacted experts completed three rounds. Experts in practice and research were recruited internationally although most were from England. From round 1, 274 statements were generated, of which 96 achieved consensus and were included within round 3. The short and long definition received consensus in round 3, the operational definition required four rounds to reach consensus. Conclusions: MECC is a person-centred approach to health behaviour change that, provided an individual possesses the relevant skills, can be delivered by anyone and anywhere. The distinguishing feature of MECC is not in its duration, target behaviour, or conditions for delivery, but rather in the approach taken and the mechanisms applied to conversations. Implications for research and practice are discussed, and the limits for applicability acknowledged

    “You Go There and You are Welcomed and People do not Judge”: A Reflexive Thematic Analysis of Service Providers’ and Users’ Views of Brief Health and Wellbeing Conversations within the Third and Social Economy Sector

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    Brief health and wellbeing conversations within the Third and Social Economy (TSE) sector (groups or organisations operating independently to family and government with social justice as the primary aim) could help to reduce health inequalities through increased access to disadvantaged populations. This study aimed to explore the acceptability of health and wellbeing conversations such as within the TSE, including their existence without specific training. A qualitative design was adopted, utilising semistructured, one-to-one interviews. Service providers (n = 15) and users (n = 5) across a variety of TSE settings including charities and religious settings were interviewed, most of whom had not received no specific training in initiating and engaging in health and wellbeing conversations. Reflexive thematic analysis was applied using Nvivo. Five themes were identified; TSE as an ecosystem of empowerment, an existing community-initiated style of health and wellbeing conversations, readiness to engage in brief health and wellbeing conversations, capabilities of TSE as determined by external factors, and apprehension towards health and wellbeing conversations. Generally, the safe and empowering TSE environment naturally fostered health and wellbeing conversations, mostly initiated by service users. The TSE shows a readiness to conduct health and wellbeing conversations through existing infrastructure, partnerships, expertise, and an ambition for social justice. Barriers include fear of worsening the situation such as damaging strong and trusting relationships with service users, safeguarding concerns, and the instability and uncertainty of funding within the TSE. Relevant recommendations in light of these findings are made, including that the TSE is appropriate for the conduct of health and wellbeing conversations, and funding would provide cost efficiencies for its delivery at scale. Specific training within the TSE should focus on actively initiating health and wellbeing conversations and addressing fears of adverse consequences

    A Systematic Review of the Effectiveness of Brief Health Behaviour Change Interventions on Service Users Accessing the Third and Social Economy Sector

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    There are well-established relationships between socioeconomic status (SES) and all aspects of health. Brief interventions offer a cost-effective method to target health behaviours, helping to reduce these health inequalities. Furthermore, the third and social economy (TSE) sector, which encompasses all not-for-profit groups and organisations that operate outside of the family, household, and government, offers access to those of lower SES and a motivated workforce with established relationships with service users. The aim of this systematic review was to investigate the effectiveness of brief interventions targeting health behaviours and their social determinants, when delivered within TSE settings or by TSE service providers (PROSPERO registration number: CRD42022301969). Eight databases were searched for brief health behaviour change interventions lasting under 30 minutes per session, delivered by volunteers within the TSE sector or delivered within the TSE sector provided by or within a TSE, from all possible publication dates to February 2022. Behaviours relating to smoking, diet, alcohol, physical activity, housing, or finance were included. Narrative synthesis and Cochrane risk of bias tools were applied. Eight eligible studies were identified, most measuring smoking behaviour and with a considerable risk of bias. Only one study was set both within a TSE setting and delivered by TSE providers. The most common behaviour change techniques applied were the provision of information on both the consequences of the behaviour and further support. Brief interventions showed a minimal, if any, reduction in smoking behaviour and cholesterol levels, with more intensive interventions resulting in a far greater improvement in smoking, diet, and physical activity behaviours than brief intervention. This study highlighted a lack of research on brief interventions within the TSE sector, particularly for alcohol consumption. More qualitative research is needed to explore the feasibility and acceptability of brief interventions within the TSE settings. Limitations are discussed, including the high risk of bias of included studies and the exclusion of mental health

    Neutrinos from Stored Muons nuSTORM: Expression of Interest

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    The nuSTORM facility has been designed to deliver beams of electron and muon neutrinos from the decay of a stored muon beam with a central momentum of 3.8 GeV/c and a momentum spread of 10%. The facility is unique in that it will: serve the future long- and short-baseline neutrino-oscillation programmes by providing definitive measurements of electron-neutrino- and muon-neutrino-nucleus cross sections with percent-level precision; allow searches for sterile neutrinos of exquisite sensitivity to be carried out; and constitute the essential first step in the incremental development of muon accelerators as a powerful new technique for particle physics. Of the world's proton-accelerator laboratories, only CERN and FNAL have the infrastructure required to mount nuSTORM. Since no siting decision has yet been taken, the purpose of this Expression of Interest (EoI) is to request the resources required to: investigate in detail how nuSTORM could be implemented at CERN; and develop options for decisive European contributions to the nuSTORM facility and experimental programme wherever the facility is sited. The EoI defines a two-year programme culminating in the delivery of a Technical Design Report

    Galaxy And Mass Assembly (GAMA): end of survey report and data release 2

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    The Galaxy And Mass Assembly (GAMA) survey is one of the largest contemporary spectroscopic surveys of low-redshift galaxies. Covering an area of ~286 deg^2 (split among five survey regions) down to a limiting magnitude of r < 19.8 mag, we have collected spectra and reliable redshifts for 238,000 objects using the AAOmega spectrograph on the Anglo-Australian Telescope. In addition, we have assembled imaging data from a number of independent surveys in order to generate photometry spanning the wavelength range 1 nm - 1 m. Here we report on the recently completed spectroscopic survey and present a series of diagnostics to assess its final state and the quality of the redshift data. We also describe a number of survey aspects and procedures, or updates thereof, including changes to the input catalogue, redshifting and re-redshifting, and the derivation of ultraviolet, optical and near-infrared photometry. Finally, we present the second public release of GAMA data. In this release we provide input catalogue and targeting information, spectra, redshifts, ultraviolet, optical and near-infrared photometry, single-component S\'ersic fits, stellar masses, Hα\alpha-derived star formation rates, environment information, and group properties for all galaxies with r < 19.0 mag in two of our survey regions, and for all galaxies with r < 19.4 mag in a third region (72,225 objects in total). The database serving these data is available at http://www.gama-survey.org/

    Antibiotic collateral sensitivity is contingent on the repeatability of evolution

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    Antibiotic resistance represents a growing health crisis that necessitates the immediate discovery of novel treatment strategies. One such strategy is the identification of collateral sensitivities, wherein evolution under a first drug induces susceptibility to a second. Here, we report that sequential drug regimens derived from in vitro evolution experiments may have overstated therapeutic benefit, predicting a collaterally sensitive response where cross-resistance ultimately occurs. We quantify the likelihood of this phenomenon by use of a mathematical model parametrised with combinatorially complete fitness landscapes for Escherichia coli. Through experimental evolution we then verify that a second drug can indeed stochastically exhibit either increased susceptibility or increased resistance when following a first. Genetic divergence is confirmed as the driver of this differential response through targeted and whole genome sequencing. Taken together, these results highlight that the success of evolutionarily-informed therapies is predicated on a rigorous probabilistic understanding of the contingencies that arise during the evolution of drug resistance

    Multi-messenger observations of a binary neutron star merger

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    On 2017 August 17 a binary neutron star coalescence candidate (later designated GW170817) with merger time 12:41:04 UTC was observed through gravitational waves by the Advanced LIGO and Advanced Virgo detectors. The Fermi Gamma-ray Burst Monitor independently detected a gamma-ray burst (GRB 170817A) with a time delay of ~1.7 s with respect to the merger time. From the gravitational-wave signal, the source was initially localized to a sky region of 31 deg2 at a luminosity distance of 40+8-8 Mpc and with component masses consistent with neutron stars. The component masses were later measured to be in the range 0.86 to 2.26 Mo. An extensive observing campaign was launched across the electromagnetic spectrum leading to the discovery of a bright optical transient (SSS17a, now with the IAU identification of AT 2017gfo) in NGC 4993 (at ~40 Mpc) less than 11 hours after the merger by the One- Meter, Two Hemisphere (1M2H) team using the 1 m Swope Telescope. The optical transient was independently detected by multiple teams within an hour. Subsequent observations targeted the object and its environment. Early ultraviolet observations revealed a blue transient that faded within 48 hours. Optical and infrared observations showed a redward evolution over ~10 days. Following early non-detections, X-ray and radio emission were discovered at the transient’s position ~9 and ~16 days, respectively, after the merger. Both the X-ray and radio emission likely arise from a physical process that is distinct from the one that generates the UV/optical/near-infrared emission. No ultra-high-energy gamma-rays and no neutrino candidates consistent with the source were found in follow-up searches. These observations support the hypothesis that GW170817 was produced by the merger of two neutron stars in NGC4993 followed by a short gamma-ray burst (GRB 170817A) and a kilonova/macronova powered by the radioactive decay of r-process nuclei synthesized in the ejecta
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