942 research outputs found

    Risk Management for Ag Families: An Extension Model for Improving Family Business Success

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    A risky business environment for agricultural producers coupled with human risk elements unique to family businesses, points to the need for extension programs that integrate traditional risk management concepts into curriculums focused on the potentially unique educational needs of family farm management teams. Results in this paper indicate that a multi-state, grant funded program entitled "Risk Management for Ag Families" had impact and provides a model that traditional risk management education programs could benefit from.Risk and Uncertainty, Teaching/Communication/Extension/Profession,

    Risk Management for Ag Families: Evaluation of an Integrated Educational Program for Producers on the Northern Plains

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    This article analyzes the impact of a series of educational programs focusing on risk management for agricultural families structured as a series of short educational sessions coupled with hands-on learning activities. Responses of program participants to pre- and post-workshop questionnaires, series questionnaires, and a follow-up mail survey are analyzed using non-parametric statistics. Results indicate that this integrated format, focusing on areas of risk affecting agricultural family businesses, had a positive impact on knowledge levels and behavior. Overall, these results suggest this type of educational format may have merit as compared to more didactic approaches for delivering risk management education

    Item Development and Face Validity of the Rheumatoid Arthritis Patient Priorities in Pharmacological Interventions Outcome Measures

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    © 2015, Springer International Publishing Switzerland. Background: The assessment of rheumatoid arthritis (RA) is dominated by core sets and indices that have been developed by RA professionals. Previous research developed a set of eight priority treatment outcomes generated by patients to complement the professionally developed core sets for RA. Objective: This study aimed to facilitate quantitative measurement of these outcomes. Methods: Two consultation meetings with patient research partners diagnosed with RA (n=18) were held to identify face validity in existing instruments (Phase 1) at the Bristol Royal Infirmary. Where validated measures did not exist, new numerical rating scales (NRS) were constructed and discussed at two focus groups with patients diagnosed with RA (n=8) at the Bristol Royal Infirmary and the Royal National Hospital for Rheumatic Diseases (Phase 2). Feedback on the stem question, time frame, anchors and layout was recorded and transcribed verbatim. Results: Of the eight priorities, existing NRS for pain, activities of daily living and fatigue were voted as acceptable (Phase 1), but new NRS were required for five priorities. The partners strongly recommended that the three separate domains of severity, effect and ability to cope in each measurement area be assessed, as in the existing validated fatigue NRS. Focus group participants (Phase 2) made significant contributions to the phrasing of questions, for example how to ensure ‘mobility’ could be uniformly understood and how changes in valued activities be judged appropriately. Conclusion: Through extensive patient feedback, 24 NRS were constructed based on priorities identified by patients and encompassing domains where existing questionnaires contain many more items and do not address three important concepts endorsed by patients: severity, effect and coping. The Rheumatoid Arthritis Patient Priorities in Pharmacological Interventions patient-reported outcome measures are now ready for the evaluation of comprehension, construct validity and sensitivity through an observational study

    A Q-methodology study of flare help-seeking behaviours and different experiences of daily life in rheumatoid arthritis

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    © 2014 Lin et al.; licensee BioMed Central Ltd. Background: Previous studies have not addressed rheumatoid arthritis (RA) patients' help-seeking behaviours for RA flares, and only one small qualitative study has addressed how patients experience daily life on current treatment regimes. Thus, this study aims to identify clusters of opinion related to RA patients' experiences of daily life on current treatments, and their help-seeking behaviours for RA flares. Methods: Using Q-methodology (a methodology using qualitative and quantitative methods to sort people according to subjective experience), two separate studies were conducted with the same sample of RA patients (mean age 55, 73% female). Thirty participants sorted 39 statements about daily life (Q-study 1) and 29 participants separately sorted 23 statements about flare help-seeking (Q-study 2). Data were examined using Q-factor analysis. Results: Daily life with RA (Q-study 1): Three factors relating to the experience of living with RA were extracted and explained. Patients belonging to Factor A (mean age 62, 86% female) use effective self-management techniques to control the daily impact of RA. Those in Factor B (mean age 55, 75% male) struggle to self-manage and cope. Whilst patients in Factor C (mean age 42, 100% female) prioritise life responsibilities over their RA, reporting less impact. Flare help-seeking (Q-study 2): Two factors explaining the experience of flare help-seeking (unrelated to the factors from Q-study 1) were extracted and explained. Factor X (68.8% on biologics) reported seeking help quickly, believing the medical team is there to help. Factor Y (0% on biologics) delay help-seeking, concerned about wasting the rheumatologist's time, believing they should manage alone. All participants agreed they sought help due to intense pain and persistent, unmanageable symptoms. Conclusions: Patients with different characteristics appear to manage RA life in different ways and men may struggle more than women. Whilst all patients are prompted to seek help by persistent, unmanageable symptoms, some delay help-seeking. Further research is needed to quantify the severity of daily symptoms, the level of symptoms needed for patients to define themselves as in flare and to understand the support needs of RA men

    Evidence-based clinical practice guideline for the use of pit-and-fissure sealants

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    AbstractBackgroundThis article presents evidence-based clinical recommendations for the use of pit-and-fissure sealants on the occlusal surfaces of primary and permanent molars in children and adolescents. A guideline panel convened by the American Dental Association (ADA) Council on Scientific Affairs and the American Academy of Pediatric Dentistry conducted a systematic review and formulated recommendations to address clinical questions in relation to the efficacy, retention, and potential side effects of sealants to prevent dental caries; their efficacy compared with fluoride varnishes; and a head-to-head comparison of the different types of sealant material used to prevent caries on pits and fissures of occlusal surfaces.Types of Studies ReviewedThis is an update of the ADA 2008 recommendations on the use of pit-and-fissure sealants on the occlusal surfaces of primary and permanent molars. The authors conducted a systematic search in MEDLINE, Embase, Cochrane Central Register of Controlled Trials, and other sources to identify randomized controlled trials reporting on the effect of sealants (available on the US market) when applied to the occlusal surfaces of primary and permanent molars. The authors used the Grading of Recommendations Assessment, Development, and Evaluation approach to assess the quality of the evidence and to move from the evidence to the decisions.ResultsThe guideline panel formulated 3 main recommendations. They concluded that sealants are effective in preventing and arresting pit-and-fissure occlusal carious lesions of primary and permanent molars in children and adolescents compared with the nonuse of sealants or use of fluoride varnishes. They also concluded that sealants could minimize the progression of noncavitated occlusal carious lesions (also referred to as initial lesions) that receive a sealant. Finally, based on the available limited evidence, the panel was unable to provide specific recommendations on the relative merits of 1 type of sealant material over the others.Conclusions and Practical ImplicationsThese recommendations are designed to inform practitioners during the clinical decision-making process in relation to the prevention of occlusal carious lesions in children and adolescents. Clinicians are encouraged to discuss the information in this guideline with patients or the parents of patients. The authors recommend that clinicians reorient their efforts toward increasing the use of sealants on the occlusal surfaces of primary and permanent molars in children and adolescents

    Sealants for preventing and arresting pit-and-fissure occlusal caries in primary and permanent molars

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    AbstractBackgroundNational Health and Nutrition Examination Survey 2011-2012 data indicated that, in the United States, nearly one-fourth of children and over one-half of adolescents experienced dental caries in their permanent teeth. The purpose of this review was to summarize the available clinical evidence regarding the effect of dental sealants for the prevention and management of pit-and-fissure occlusal carious lesions in primary and permanent molars, compared with a control without sealants, with fluoride varnishes, or with other head-to head comparisons.Type of Studies ReviewedThe authors included parallel and split-mouth randomized controlled trials that included at least 2 years of follow-up, which they identified using MEDLINE (via PubMed), Embase, LILACS, the Cochrane Central Register of Controlled Trials, and registers of ongoing trials. Pairs of reviewers independently conducted the selection of studies, data extraction, risk of bias assessments, and quality of the evidence assessments by using the Grading of Recommendations Assessment, Development and Evaluation approach.ResultsOf 2,869 records screened, the authors determined that 24 articles (representing 23 studies) proved eligible. Moderate-quality evidence suggested that participants who received sealants had a reduced risk of developing carious lesions in occlusal surfaces of permanent molars compared with those who did not receive sealants (odds ratio [OR], 0.15; 95% confidence interval [CI], 0.08-0.27) after 7 or more years of follow-up. When the authors compared studies whose investigators had compared sealants with fluoride varnishes, they found that sealants reduced the incidence of carious lesions after 7 or more years of follow-up (OR, 0.19; 95% CI, 0.07-0.51); however, this finding was supported by low-quality evidence. On the basis of the evidence, the authors could not provide a hierarchy of effectiveness among the studies whose investigators had conducted head-to-head comparisons. The investigators of 2 trials provided information about adverse events, but they did not report any adverse events.Conclusions and Practical ImplicationsAvailable evidence suggests that sealants are effective and safe to prevent or arrest the progression of noncavitated carious lesions compared with a control without sealants or fluoride varnishes. Further research is needed to provide information about the relative merits of the different types of sealant materials

    Significant Spaces: Exploring the Health and Wellbeing Impacts of Natural Environments

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    There is now considerable evidence that access to good quality green and/or blue spaces is good for peoples’ health and wellbeing. Concomitantly, there has been increasing emphasis, in national policies, on finding ways to use the natural environment as a key resource to support people’s health: all of which has been accelerated since the peak of the COVID-19 pandemic. Yet, key research gaps remain. This chapter reviews what we do and don’t know about the impact of nature on people’s health. We argue that the integration of research with planning tools is key to achieving environmental planning and development that is beneficial to health. We consider the challenges of conducting evidence-based research that involves people and natural environments and provide directions for future research that can support policies that have the potential to make full use of green and blue spaces to enhance people’s health and wellbeing

    Community-Centered Responses to Ebola in Urban Liberia: The View from Below

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    The West African Ebola epidemic has demonstrated that the existing range of medical and epidemiological responses to emerging disease outbreaks is insufficient, especially in post-conflict contexts with exceedingly poor healthcare infrastructures. This study provides baseline information on community-based epidemic control priorities and identifies innovative local strategies for containing EVD in Liberia.In this study the authors analyzed data from the 2014 Ebola outbreak in Monrovia and Montserrado County, Liberia. The data were collected for the purposes of program design and evaluation by the World Health Organization (WHO) and the Government of Liberia (GOL), in order to identify: (1) local knowledge about EVD, (2) local responses to the outbreak, and (3) community based innovations to contain the virus. At the time of data collection, the international Ebola response had little insight into how much local Liberian communities knew about Ebola, and how communities managed the epidemic when they could not get access to care due to widespread hospital and clinic closures. Methods included 15 focus group discussions with community leaders from areas with active Ebola cases. Participants were asked about best practices and what they were currently doing to manage EVD in their respective communities, with the goal of developing conceptual models of local responses informed by local narratives. Findings reveal that communities responded to the outbreak in numerous ways that both supported and discouraged formal efforts to contain the spread of the disease. This research will inform global health policy for both this, and future, epidemic and pandemic responses

    Host galaxies of luminous z ∼ 0.6 quasars: major mergers are not prevalent at the highest AGN luminosities

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    Galaxy interactions are thought to be one of the main triggers of active galactic nuclei (AGN), especially at high luminosities, where the accreted gas mass during the AGN lifetime is substantial. Evidence for a connection between mergers and AGN, however, remains mixed. Possible triggering mechanisms remain particularly poorly understood for luminous AGN, which are thought to require triggering by major mergers, rather than secular processes. We analyse the host galaxies of a sample of 20 optically and X-ray selected luminous AGN (log(Lbol [erg s-1]) > 45) at z ∼ 0.6 using Hubble Space Telescope Wide Field Camera 3 data in the F160W/H band. 15/20 sources have resolved host galaxies. We create a control sample of mock AGN by matching the AGN host galaxies to a control sample of non-AGN galaxies. Visual signs of disturbances are found in about 25 per cent of sources in both the AGN hosts and control galaxies. Using both visual classification and quantitative morphology measures, we show that the levels of disturbance are not enhanced when compared to a matched control sample. We find no signs that major mergers play a dominant role in triggering AGN at high luminosities, suggesting that minor mergers and secular processes dominate AGN triggering up to the highest AGN luminosities. The upper limit on the enhanced fraction of major mergers is ≤20 per cent. While major mergers might increase the incidence of luminous AGN, they are not the prevalent triggering mechanism in the population of unobscured AGN
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