243 research outputs found

    FRONTAL PLANE ALIGNMENT DURING FOREHAND AND BACKHAND LAWN BOWLS DELIVERIES

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    There is very little research on the biomechancis of the lawn bowls delivery. Bowls are commonly delivered using either a forehand or backhand technique. The purpose of this study was to compare the pelvis, trunk and upper limb kinematics of the forehand and backhand lawn bowls delivery. Elite lawn bowlers (n=18) who were competing at international level performed a series of forehand and backhand lawn bowls deliveries on a simulated indoor bowling rink. Differences were found between the delivery types for pelvis and trunk segment angles but there were no differences in upper limb frontal plane joint angles at the shoulder, elbow or wrist. It was concluded that the backhand delivery is executed with a more upright technique, possibly affecting weight transfer during the delivery stride. The similarity in upper limb kinematics suggests coaching drills that focus on the upper limb can benefit deliveries on both the forehand and backhand

    DIFFERENCES IN ACCURACY AND CONSISTENCY IN ELITE LAWN BOWLERS

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    The purpose of this study was to compare the accuracy and consistency of repeated lawn bowls deliveries across four different bowling conditions, as well as the bias in displacement of bowls that did not hit the target. Twenty-seven national and international representative lawn bowls athletes completed 16 forehand and backhand deliveries at two different bowling lengths. The resting position of each bowl in relation to the target was used to calculate width, length and absolute displacement of bowls from the target for each participant in each condition. Accuracy was not different between conditions, but athletes were less consistent in delivering forehand bowls. Athletes also had greater displacement in bowling width during forehand deliveries. The results of this study can be used as a guide for targeting training strategies that improve lawn bowling performance

    Teenage pregnancy and reproductive health: summary review

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    Teenage pregnancy, by and large unplanned, has become one of the major public health issues of our time. Despite the widespread and improved availability of contraception, the problem is unresolved and in some areas is increasing. Both live births and abortions in teenagers in England are among the highest in Europe. The circumstances of teenage pregnancy in the UK, including medical, social and public health implications have been examined by the RCOG Study Group and their findings are given in a comprehensive volume of proceedings, of which this is a summary. Recent headlines point to a teenage sex health crisis fuelled by drink and drugs, as well as confused messages from role models, and the lack of a coordinated national approach. Yet there is some hope of a way forward. The Study Group reveals the factors associated with success, including locally coordinated strategies, comprehensive education programmes, accessible contraceptive services, as well as wider social issues such as workforce training and recognition of vulnerable groups. I recommend this Summary Review to all concerned about this issue, and this must surely include all of us. I want to thank and congratulate the organisers and contributors to the Study Group for a fine piece of work and for sound advice. Allan Templeton President, Royal College of Obstetricians and Gynaecologist

    Workforce Development Needs to Address Early Childhood Mental Health within the Childcare and Early School Years Setting

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    Supporting infant and early childhood mental health is a vital component of school readiness, but suspension or expulsion from early childhood educational settings can have a lasting impact on a child. The Pyramid Model for Social and Emotional Competence in Infants and Young Children (PM) framework and Infant and Early Childhood Mental Health Consultation (IECMHC) are two models to address preschool suspension and expulsion, while promoting young children’s healthy social emotional development. Both models require a qualified workforce. In Maryland, several initiatives are underway to address workforce development needs and to create pipelines of professionals trained in infant and early childhood mental health. These include statewide coordination of PM and IECMHC programming, the creation of new guidelines and pipelines for IECMHC service providers, workforce development, specific focus on equity within PM and IECMHC programs statewide, and an expansion of these efforts into early elementary school

    Application of Video Interpolation to Markerless Movement Analysis

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    Using a Respectful Approach to Child-centred Healthcare (ReACH) in a paediatric clinical trial: A feasibility study

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    Background There is a growing momentum in paediatric ethics to develop respectful research and healthcare protocols. We developed, tested and refined our ‘Respectful Approach to Child-centred Healthcare’ (ReACH), to underpin respectful participant interactions in a clinical trial. Objective To determine whether a ReACH-based approach is acceptable to children and parents, and effective in obtaining compliance with common healthcare assessments in a clinical trial of healthy 4-6-year-old children. Methods ReACH-based child assessments were evaluated at two baseline clinics and one post-intervention, using mixed methods. Children (n = 49; 46.9% female; mean age = 5.24±0.88 years at baseline) and their parents provided independent evaluation, via customised 5-point Likert scales and qualitative feedback. A dedicated child researcher evaluated adherence to the study ReACH principles. Results Children achieved compliance rates of 95% for body composition (BodPod) assessments; 89% for blood pressure measurements, and 92% (baseline) and 87% (post-intervention) for blood draws. Adherence to ReACH principles during clinic visits was positively associated with child compliance, significantly for baseline BodPod (p = 0.002) and blood test (p = 0.009) clinics. Satisfaction with BodPod protocols was positively associated with compliance, for children at baseline (p = 0.029) and for parents post-intervention (p \u3c 0.001). Parents rated the study itself very highly, with 91.7% satisfied at baseline and 100% post-intervention. Qualitative feedback reflected an enjoyable study experience for both parents and children. Conclusions Adherence to our emerging ReACH approach was associated with high child compliance rates for common healthcare assessments, although no causality can be inferred at this preliminary stage of development. Participants expressed satisfaction with all aspects of the study. Our use of child-centred methods throughout a research intervention appears feasible and acceptable to children and their parents

    Whole fat dairy products do not adversely affect adiposity or cardiometabolic risk factors inchildren in the Milky Way study: A double blind randomized controlled pilot study

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    Background Limited evidence supports the common public health guideline that children \u3e 2 y of age should consume dairy with reduced fat content. Objectives We aimed to investigate the effects of whole-fat compared with reduced-fat dairy intake on measures of adiposity and biomarkers of cardiometabolic risk in healthy 4- to 6-y-old children. Methods The Milky Way Study enrolled 49 children (mean ± SD age: 5.2 ± 0.9 y; 47% girls) who were habitual consumers of whole-fat dairy, then randomly assigned them in a double-blind fashion to remain on whole-fat dairy or switch their dairy consumption to reduced-fat products for 3 mo. Primary endpoints included measures of adiposity, body composition, blood pressure, fasting serum lipids, blood glucose, glycated hemoglobin (HbA1c), and C-reactive protein (CRP) and were assessed at baseline and study end. Pre- and postintervention results were compared using linear mixed models, adjusted for growth, age, and sex. Results Dairy fat intake was reduced by an adjusted (mean ± SEM) 12.9 ± 4.1 g/d in the reduced-fat compared with the whole-fat dairy group (95% CI: –21.2, –4.6 g/d; P = 0.003), whereas dietary energy intakes remained similar (P = 0.936). We found no significant differential changes between dairy groups in any measure of adiposity, body composition, blood pressure, or fasting serum lipids, glucose, HbA1c, and CRP. Conclusions Our results suggest that although changing from whole-fat to reduced-fat dairy products does reduce dairy fat intake, it does not result in changes to markers of adiposity or cardiometabolic disease risk in healthy children

    Media and Repository Support Unit, University of Nebraska–Lincoln Libraries, Annual Report July 2018–June 2019

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    Increasingly, libraries are recognizing the importance of providing access to the research output of their universities. In a June 10, 2019, news release from the provosts of the Big Ten Academic Alliance (BTAA) titled “Sustaining Values and Scholarship” (available at https://tinyurl.com/yyu94aa9), they state, “The Big Ten Academic Alliance will continue its advocacy for a sustainable and open ecosystem of publication. . . . Collectively, our institutions’ more than 50,000 faculty are supported by over $10 billion (2017) in research funding, and our institutions have similarly invested significantly in our capacity to further our missions to advance knowledge. Together, we produce roughly 15% of the research publications in the United States.” This commitment to open information is reflected in the mission of the Media and Repository Support (MARS) unit of the UNL Libraries. We support the creation and preservation of the scholarly accomplishments of the University of Nebraska–Lincoln by providing an infrastructure for disseminating information and scholarship through Digital Commons (articles, reports, journals, books, and more), Luna (multimedia projects), and Rosetta (data) as well as by providing equipment that students and faculty can check out to capture video and digital images. Through our efforts, the intellectual contributions of UNL are provided, when possible, as open access to disseminate information to as wide a community as possible. We provide advice and consult with researchers and students on scholarly communication issues surrounding open education resources, copyright, options for rights management, publication, and preservation of information in coordination with other faculty and staff in the Libraries. We maintain close contact with staff from Archives & Special Collections to ensure that nondigital information is not overlooked in preservation plans. Faculty within the unit have developed close relationships with the UNL Office of Research, faculty across our campus, and colleagues at the other University of Nebraska campuses (through the University of Nebraska Consortium of Libraries, UNCL)

    Navigating the coherence of sea ice

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    Ice breaking by ships can cause irreparable harm to the ecologies and cultures of northern regions. This chapter revolves around a central question: what are the barriers preventing the development of a legal mechanism to limit this act of environmental violence? The chapter suggests that the central barrier is not so much legal as it is ontological: foundational conceptions of space that underpin Western legal institutions are unable to value the form of water, reducing it instead to an ed space that is used for movement or resource extraction. This chapter demonstrates how a consideration of the environmental violence of ice breaking requires us to challenge underlying ideas about the various surfaces, volumes, structures, and movements of ocean-space that are inherent in Western conceptions of mobility, time, and territory. By looking beyond the ocean’s seemingly formless liquidity, this chapter explores how thinking from an oceanic perspective can challenge the limits of law, and how an inquiry that directly interrogates legal norms and institutions can reveal gaps in our understanding and governance of the ocean

    Navigating the Structural Coherence of Sea Life

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    Ice breaking by ships can cause irreparable harm to the ecologies and cultures of northern regions. This chapter revolves around a central question: what are the barriers preventing the development of a legal mechanism to limit this act of environmental violence? The chapter suggests that the central barrier is not so much legal as it is ontological: foundational conceptions of space that underpin Western legal institutions are unable to value the form of water, reducing it instead to an ed space that is used for movement or resource extraction. This chapter demonstrates how a consideration of the environmental violence of ice breaking requires us to challenge underlying ideas about the various surfaces, volumes, structures, and movements of ocean-space that are inherent in Western conceptions of mobility, time, and territory. By looking beyond the ocean’s seemingly formless liquidity, this chapter explores how thinking from an oceanic perspective can challenge the limits of law, and how an inquiry that directly interrogates legal norms and institutions can reveal gaps in our understanding and governance of the ocean
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