741 research outputs found

    Aphelenchoides sp. destroying mushroom mycelium

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    RESP-357

    Conserving nature out of fear or knowledge? Using threatening versus connecting messages to generate support for environmental causes

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    Threatening and connecting messages are two types of appeals commonly used to encourage conservation behaviors, yet little research has examined their psychological impacts and behavioral outcomes. This paper describes two studies contrasting these approaches with a neutral comparison and testing their effects on state levels of negative affect, caring, and openness, psychological states which we expected in turn would encourage conservation behavior. Participants viewed visually identical nature videos with no text, connecting text or negative text. They then reported on their state experiences, and were asked to engage in conservation behaviors, including supporting conservation organizations. Findings showed that connecting messages increased caring and openness, and decreased negative affect, and by doing so elicited more conservation behaviors. On the other hand, threatening messages showed no beneficial effects above a neutral comparison without an appeal. Our findings, which we contextualize in motivational theory, can be used to inform the use of messages to promote conservation.This is the author accepted manuscript. The final version is available from Elsevier via http://dx.doi.org/10.1016/j.jnc.2015.04.00

    Detection of an endangered mammalian species using environmental DNA analysis

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    Poster presented at The Mammal Society 63rd Spring Conference & AGM, 31st March-2nd April, 2017, Cambridge, UK

    Exploring the feasibility of using Participatory Action Research (PAR) as a mechanism for school culture change to improve mental health

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    Adolescence is a key time to prevent or reduce poor mental health outcomes. Supportive school environments play an important role in this, and the concept of health-promoting schools have been supported globally. Participatory action research (PAR) combines theory, practice, action, and reflection by developing practical solutions to address concerns and issues within communities. Running four PAR groups across three secondary schools, we explored the feasibility of using the approach as a mechanism for bringing about culture change and improving mental health. We undertook interviews and focus groups with students (n = 24), school staff (n = 11), facilitators (n = 3), and parents/carers (n = 2). Findings are organised under five key headings: 1) Establishing PAR groups, and the PAR cycle; 2) PAR group impact; 3) Facilitators of PAR success; 4) Barriers to PAR success; 5) Future recommendations. This study demonstrated the feasibility of PAR as a tool to improve school culture. Students participating in PAR were engaged, passionate, and motivated to influence and transform school culture to improve mental health. Future research should aim to trial the PAR approach on a larger scale, to determine whether the barriers and facilitators of PAR success identified here are relevant and transferable to schools in other contexts, and to measure the impact of such initiatives on mental health outcomes

    Evaluation of a group acceptance commitment therapy intervention for people with knee or hip osteoarthritis: a pilot randomized controlled trial

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    Objectives: The aim was to evaluate an Acceptance Commitment Therapy (ACT) intervention for people with knee or hip osteoarthritis; a related aim was to compare treatment effects from Rasch-transformed and standard scales. Methods: Participants were recruited from a research database and outpatient rheumatology and orthopaedic clinics at two hospitals. Eligible participants were randomly allocated to either intervention or usual care. Intervention comprised six-sessions of group ACT. Outcomes were assessed two and four months after randomisation. Rasch-transformed and standard self-report measures were compared. Qualitative interviews also explored the acceptability of the intervention. Results: Of 8 people assessed for eligibility, 31 (36%) were randomised. The main reason for non-randomisation was that participants received surgery. Of the 16 participants randomised to intervention, 64% completed ≥50% of the scheduled group sessions. Follow-up data was complete for 84% participants at two months and 68% at four months. Outcome analysis demonstrated important differences between the Rasch-transformed and standard scales. There were significant differences between the groups in pain. Qualitative interviews with 7 participants suggested the intervention was acceptable. Conclusions: ACT for osteoarthritis is likely to be an acceptable treatment option for people with osteoarthritis. Progress to a definitive trial is warranted. Rasch-transformed outcome scales are preferable in clinical trials where possible

    Droplet impact onto a porous substrate: A Wagner theory for early-stage spreading

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    An analytical model for droplet impact onto a porous substrate is presented, based on Wagner theory. An idealised substrate boundary condition is introduced, mimicking the effect of fluid entry into a genuinely porous substrate. The asymptotic analysis yields a solution for a small porous correction with free-surfaces and pressures com-pared with the impermeable case. On a global scale, it is found that the impact region on the substrate grows more slowly with porosity included due to loss of mass into the substrate. The spatial distribution of liquid volume flux into the substrate is also described. Locally near the turn-over regions, the expected jetting along the surface is calculated with the same volume flux but the jet is found to be slower and thicker than for an impermeable substrate

    Reliability and responsiveness of measures of pain in people with osteoarthritis of the knee: a psychometric evaluation

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    PURPOSE: To examine the fit between data from the Short Form McGill Pain Questionnaire (SF-MPQ-2) and the Rasch model, and to explore the reliability and internal responsiveness of measures of pain in people with knee osteoarthritis. METHODS: Participants with knee osteoarthritis completed the SF-MPQ-2, Intermittent and Constant Osteoarthritis Pain questionnaire (ICOAP) and painDETECT. Participants were sent the same questionnaires 3 and 6 months later. RESULTS: Fit to the Rasch model was not achieved for the SF-MPQ-2 Total scale. The Continuous subscale yielded adequate fit statistics after splitting item 10 on uniform DIF for gender, and removing item 9. The Intermittent subscale fit the Rasch model after rescoring items. The Neuropathic subscale had relatively good fit to the model. Test-retest reliability was satisfactory for most scales using both original and Rasch scoring ranging from fair to substantial. Effect sizes ranged from 0.13 to 1.79 indicating good internal responsiveness for most scales. CONCLUSIONS: These findings support the use of ICOAP subscales as reliable and responsive measure of pain in people with knee osteoarthritis. The MPQ-SF-2 subscales found to be acceptable alternatives. Implications for Rehabilitation The McGill Pain Questionnaire short version 2 is not a unidimensional scale in people with knee osteoarthritis, whereas three of the subscales are unidimensional. The McGill Pain Questionnaire short version 2 Affective subscale does not have good measurement properties for people with knee osteoarthritis. The McGill Pain Questionnaire short version 2 and the Intermittent and Constant Osteoarthritis Pain scales can be used to assess change over time. The painDETECT performs better as a screening measure than as an outcome measure

    Towards a model of ICT adoption for the ICT Cluster

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    This thesis is concerned with the exploration of a framework for ICT adoption by ICT microsized companies in the West Midlands. The thesis evolved out of the author's sense of dissatisfaction with several cardinal aspects of traditional approaches to facilitating adoption of the latest technologies in small companies to enhance business performance. Four main weaknesses were identified: first, there is often a lack of a theoretical foundation for the approach taken with regard to interventions. Second, there is ample evidence to suggest that the environment of small companies is complex and volatile and fundamental to the economy and yet hitherto success of the support in this area is patchy. Third, the role of those working to support small companies is largely unsupported in terms of their understanding of the problems. Fourth, small companies themselves are often uninformed of the issues and unaware that simple changes will aid their approach to ICT adoption. Inspiration from three sources helped the author to develop the work behind this thesis and attempt to remedy weaknesses: first, the work of many researchers in ICT Evaluation methods and frameworks provided insights into the value placed on ICT within organisations and the subsequent impact of the perception of value. Second, developments in the study of SMEs provided new insights into the unique environment that exists within small companies and the issues that these organisations face on a daily basis. Third, research around the new field of EDI and eBusness adoption provided the basis for the exploration of frameworks and models that were applicable to the SME environment and could be developed to work with any technology adoption. This thesis is therefore the exploration of a new model for micro-companies, supported by a thorough grounding in these three areas, which was achieved by taking an exploratory research approach. The model will indicate to a small company the weaknesses in their environment regarding ICT adoption and what they need to do to increase the success rate of any proposed ICT adoption. The framework has been developed to incorporate the issues regarding the personal factors of the owner-manager, the firm, organisational readiness, external pressures, strategy and perceived value. The author describes the methodology behind the development of the framework and makes recommendations for improved ICT adoption initiatives. Application of the general methodology through exploratory research has resulted in new opportunities to embed the ethos and culture surrounding the issues in the framework into new projects developed as a result of Government intervention. The thesis proposes three main themes: first that an understanding of the issues inherent in small companies is necessary in order to work effectively in supporting them to make ICT adoption more successful in the future. Second, that a greater knowledge of these issues and the impact that adoption of technology has in small companies can assist those involved in intervention projects. Third, that by drawing together existing models this new framework can guide these companies in their own ability to adopt successfully and raise awareness regarding the need to address these factors. Taken together, these areas represent a new approach to ICT adoption. The thesis demonstrates originality in four key areas: 1. It extends and develops an understanding of the micro-company environment and the issues inherent when faced with the adoption of new technology. 2. It introduces a new model for use by micro-companies constructed from acknowledged academically grounded models, to develop and highlight their ability to adopt new technology successfully. 3. The exploration of the issues within the ICT sector gives unique insight to a vertical business sector. 4. Investigation of the sector within a UK sub-region gives new insights for that region giving an opportunity for intervention to be augmented by the findings.EThOS - Electronic Theses Online ServiceGBUnited Kingdo
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