1,722 research outputs found

    An Evaluation of the Efficacy of the Morehead State University Dual Enrollment Pilot Project at Pike Central High School

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    An applied project submitted in partial fulfillment of the requirements for the degree of Education Specialist at Morehead State University by Lula N. Bowling on August 15, 2007

    Assessing satisfaction with social care services among black and minority ethnic and white British carers of stroke survivors in England

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    Overall satisfaction levels with social care are usually high but lower levels have been reported among black and minority ethnic (BME) service users in England. Reasons for this are poorly understood. This qualitative study therefore explored satisfaction with services among informal carer participants from five different ethnic groups. Fifty-seven carers (black Caribbean, black African, Asian Indian, Asian Pakistani and white British) were recruited from voluntary sector organisations and a local hospital in England, and took part in semi-structured interviews using cognitive interviewing and the critical incident technique. Interviews took place from summer 2013 to spring 2014. Thematic analysis of the interviews showed that participants often struggled to identify specific ‘incidents’, especially satisfactory ones. When describing satisfactory services, participants talked mostly about specific individuals and relationships. Unsatisfactory experiences centred on services overall. When rating services using cognitive interviewing, explicit comparisons with expectations or experiences with other services were common. Highest satisfaction ratings tended to be justified by positive personal characteristics among practitioners, trust and relationships. Lower level ratings were mostly explained by inconsistency in services, insufficient or poor care. Lowest level ratings were rare. Overall, few differences between ethnic groups were identified, although white British participants rated services higher overall giving more top ratings. White British participants also frequently took a more overall view of services, highlighting some concerns but still giving top ratings, while South Asian carers in particular focused on negative aspects of services. Together these methods provide insight into what participants mean by satisfactory and unsatisfactory services. Cognitive interviewing was more challenging for some BME participants, possibly a reflection of the meaningfulness of the concept of service satisfaction to them. Future research should include comparisons between BME and white participants’ understanding of the most positive parts of satisfaction scales and should focus on dissatisfied participants

    Agreement between methods of measurement with multiple observations per individual

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    Limits of agreement provide a straightforward and intuitive approach to agreement between different methods for measuring the same quantity. When pairs of observations using the two methods are independent, i.e., on different subjects, the calculations are very simple and straightforward. Some authors collect repeated data, either as repeated pairs of measurements on the same subject, whose true value of the measured quantity may be changing, or more than one measurement by one or both methods of an unchanging underlying quantity. In this paper we describe methods for analysing such clustered observations, both when the underlying quantity is assumed to be changing and when it is not

    Nurses - Tab Down Your Stress Level: A Pilot Study on the Use of Aromatherapy to Decrease Stress Levels

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    Introduction: The average day-to-day nursing profession is a stressful one. The job often requires dealing with patients enduring some of the worst times of their lives, as well as contending with patients\u27 emotional family members. This stressful environment is heightened even more for nurses employed in critical access hospitals (CAHs) due to the limited resources usually associated with these smaller facilities. Methods: Research and Evidence-Based Practice Council members at one CAH explored how to help nurses deal with the elevated work stress level. Aromatherapy tabs were used as an intervention to reduce nurses\u27 stress. The nurses who participated in this pilot study took a short survey before starting their shifts, indicating their stress levels. Following the survey, scented aromatherapy tabs were attached to the nurses\u27 uniforms and worn for the entirety of their shifts. At the end of their shifts, the participating nurses completed the same stress survey. Results: Twenty-five nurses participated in the pilot study. Nurses who did not wear the aromatherapy tab reported higher stress levels at the end of the shift than at the start, with a 3% overall average increase. Nurses who wore the aromatherapy tab reported lower stress levels at the end of the shift with a 12% overall average decrease. Discussion: Using aromatherapy tabs positively impacted nurses\u27 reported stress levels, indicating that aromatherapy tabs can be a tool for nurses to utilize within the workplace, supporting the need for further research

    The Hanabi Challenge: A New Frontier for AI Research

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    From the early days of computing, games have been important testbeds for studying how well machines can do sophisticated decision making. In recent years, machine learning has made dramatic advances with artificial agents reaching superhuman performance in challenge domains like Go, Atari, and some variants of poker. As with their predecessors of chess, checkers, and backgammon, these game domains have driven research by providing sophisticated yet well-defined challenges for artificial intelligence practitioners. We continue this tradition by proposing the game of Hanabi as a new challenge domain with novel problems that arise from its combination of purely cooperative gameplay with two to five players and imperfect information. In particular, we argue that Hanabi elevates reasoning about the beliefs and intentions of other agents to the foreground. We believe developing novel techniques for such theory of mind reasoning will not only be crucial for success in Hanabi, but also in broader collaborative efforts, especially those with human partners. To facilitate future research, we introduce the open-source Hanabi Learning Environment, propose an experimental framework for the research community to evaluate algorithmic advances, and assess the performance of current state-of-the-art techniques.Comment: 32 pages, 5 figures, In Press (Artificial Intelligence

    The Utility of Ambulatory Blood Pressure Monitoring for Diagnosing White Coat Hypertension in Older Adults

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    The beneficial effect of antihypertensive medication on reducing the risk of cardiovascular disease (CVD) events is supported by data from randomized controlled trials of older adults with hypertension. However, in clinical practice, overtreatment of hypertension in older adults may lead to side effects and an increased risk of falls. The diagnosis and treatment of hypertension is primarily based on blood pressure measurements obtained in the clinic setting. Ambulatory blood pressure monitoring (ABPM) complements clinic blood pressure by measuring blood pressure in the out-of-clinic setting. ABPM can be used to identify white coat hypertension, defined as elevated clinic blood pressure and non-elevated ambulatory blood pressure. White coat hypertension is common in older adults but does not appear to be associated with an increased risk of CVD events among this population. Herein, we review the current literature on ABPM in the diagnoses of white coat hypertension in older adults, including its potential role in preventing overtreatment

    Children's Attention-Deficit/Hyperactivity Disorder Symptoms Predict Lower Diet Quality but Not Vice Versa:Results from Bidirectional Analyses in a Population-Based Cohort

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    BACKGROUND: As an adjuvant for medication, dietary changes focused on specific nutrients have been proposed to prevent or reduce attention-deficit/hyperactivity disorder (ADHD) symptoms. However, whether an overall healthy dietary pattern is associated with ADHD symptom severity during childhood remains unclear. Furthermore, it is not clear what the direction of this association is. OBJECTIVES: We aimed to examine the association between dietary patterns and ADHD symptoms in school-aged children. In addition, we aimed to identify the temporal direction of this association-that is, whether dietary patterns predict ADHD symptoms or vice versa. METHODS: We analyzed data from 3680 children participating in the Generation R Study, a prospective cohort in Rotterdam, Netherlands. ADHD symptoms were assessed with parent-report questionnaires at ages 6 and 10 y using the Child Behavior Checklist. Dietary intake was assessed at the age of 8 y with a validated food-frequency questionnaire. We computed a diet quality score reflecting adherence to dietary guidelines. We examined bidirectional associations of diet quality with ADHD symptom scores using multivariable linear regression analysis and cross-lagged modeling. RESULTS: Linear regressions showed that more ADHD symptoms at age 6 y were associated with a lower diet quality score at age 8 y (SD score = -0.08; 95% CI: -0.11, -0.05) but that diet quality at age 8 y was not associated with ADHD symptoms at age 10 y. Cross-lagged models confirmed a unidirectional relation from ADHD symptoms to diet quality but not vice versa. Associations did not differ by overweight status or between boys and girls. CONCLUSION: Our study suggests that children with more ADHD symptoms may be at higher risk of an unhealthy diet but that overall diet quality does not affect ADHD risk

    An Exploratory Study of the Butterfly Effect Using Agent-Based Modeling

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    This paper provides insights about the behavior of chaotic complex systems, and the sensitive dependence of the system on the initial starting conditions. How much does a small change in the initial conditions of a complex system affect it in the long term? Do complex systems exhibit what is called the "Butterfly Effect"? This paper uses an agent-based modeling approach to address these questions. An existing model from NetLogo library was extended in order to compare chaotic complex systems with near-identical initial conditions. Results show that small changes in initial starting conditions can have a huge impact on the behavior of chaotic complex systems. The term the "butterfly effect" is attributed to the work of Edward Lorenz [1]. It is used to describe the sensitive dependence of the behavior of chaotic complex systems on the initial conditions of these systems. The metaphor refers to the notion that a butterfly flapping its wings somewhere may cause extreme changes in the ecological system's behavior in the future, such as a hurricane

    Inter-individual differences in vicarious tactile perception: A view across the lifespan in typical and atypical populations

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    Touch is our most interpersonal sense, and so it stands to reason that we represent not only our own bodily experiences, but also those felt by others. This review will summarise brain and behavioural research on vicarious tactile perception (mirror touch). Specifically, we will focus on vicarious touch across the lifespan in typical and atypical groups, and will identify the knowledge gaps that are in urgent need of filling by examining what is known about how individuals differ within and between typical and atypical groups
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