200 research outputs found

    Monitoring And Impact Evaluation of a Voluntarily Medical Male Circumcision Project From the perspective of the Project Coordinator

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    As the research by Auvert, et al. (2005) showed, “Male circumcision provides a degree of protection against acquiring HIV infection, equivalent to what a vaccine of high efficacy would have achieved” (Auvert, Taljaard, Lagarde, Sobngwi-Tambekou, Sitta & Puren, 2005). This paper discusses the study that was done on the Voluntarily Medical Male Circumcision (VMMC) campaign launched by Drew Cares International (DCI)| Rwanda. The purpose of the study was to analyze the existing Monitoring and Evaluation system for HIV prevention programs in Drew Cares International. The data gathering methods used were sites observations in order to get first hand information on the clinic’s recording system; and the internal record documents that DCI uses to submit data into PEPFAR recording system. These record systems contain substantial details of every service provided by DCI. The result of the study was a personalized M&IE plan that will help DCI to monitor and evaluate internally its programs. This paper will then provide details of the new Monitoring and Impact Evaluation designed for the Male Circumcision campaign as well as other HIV prevention programs offered by DCI

    Community Characteristics and Financial and Operational Performance of Rural Health Clinics in the United States: A Chartbook

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    This chartbook provides an overview of Rural Health Clinic (RHC) characteristics and issues using data from CMS’s Provider of Services file, Medicare Cost Reports, and the Robert Wood Johnson Foundation’s’ County Health Ranking and will be useful to policymakers and others interested in the performance of RHCs nationally. It can also be useful to RHC administrators to benchmark staffing patterns, productivity, and efficiency. Finally, it provides a discussion of the challenges related to collection and reporting of RHC quality data. For more information, please contact John Gale, [email protected]

    Exploring State Data Sources to Monitor Rural Emergency Medical Services Performance Improvement

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    In 1981, responsibility for overseeing emergency medical services (EMS) largely shifted to states and localities, contributing to the creation of a fragmented national picture of the state of EMS that is most evident in the resultant data collection and reporting issues that curb the availability of EMS data. These patchwork systems of care disproportionately affect rural areas, where myriad challenges – from a high reliance on a volunteer workforce to low call volumes and inadequate reimbursement – hinder performance. Previous studies by the Flex Monitoring Team (FMT) highlighted how little is known about the administrative, operational, and clinical capacity of rural EMS, which are key to investigate further before considering traditional EMS outcome measures. In this study, the FMT convened an expert panel comprised of representatives from a variety of stakeholders to highlight existing data challenges EMS face, identify data to support rural EMS performance measurement, as well as reassess the FMT’s 2017 rural-relevant EMS performance measures. Among the themes raised by the panel, experts suggested that improved engagement in oversight by state EMS agencies would increase accountability by local EMS; however, they cited a lack of staff capacity and expertise to analyze data in states, as well as disagreement between states on relevant measures. The FMT created EMS capacity measures to monitor and improve rural EMS capacity, along with the National Highway Traffic Safety Administration’s EMS Compass outcome measures to monitor performance. Potential opportunities identified by the panel to source standardized data for those measures include an assessment tool developed through the Joint Committee of Rural Emergency Care, or for the relevant data to be collected by state EMS agencies through their existing EMS service licensure process, many of which already collect some of the relevant data. Electronic patient care records, the typical source of data to calculate EMS clinical and non-clinical performance measures, can be collected and reported to states through the National EMS Information System (NEMSIS). Though not perfect, targeted efforts to improve the collection of local EMS data provides an opportunity for state EMS agencies and State Flex Programs (SFPs) to train local services in data collection, in addition to educating them on how to access and use their own data for performance improvement. This collaboration can also play a role in supporting improved health information exchange between EMS, hospitals, and other providers, which help improve the quality of pre-hospital care and assist in monitoring the quality and outcomes of care across the system of care. The importance of reliable, standardized, and timely data from local and state EMS is underscored by the recently launched Medicare Ground Ambulance Data Collection System, a Centers for Medicare and Medicaid Services study that will collect information to evaluate how ground ambulance costs relate to current payment policies. In turn, this will be used to formulate a report to Congress assessing the adequacy of Medicare ground ambulance payment rates and geographic variations in cost. As the data will be used to assess reimbursement rates across urban, rural, and super rural areas, accurate data collection and reporting is vital. The expert panel also reaffirmed the validity of FMT’s rural-relevant measures and raised questions about monitoring the measures longitudinally or developing measures to assess financial performance and sustainability. Additional work is needed to understand how to best use these measures to track rural EMS capacity over time, as well as identify the relevant financial measures

    Patterns of Health Care Use among Rural-Urban Medicare Beneficiaries Age 85 and Older, 2010-2017

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    The purpose of this study was to examine rural-urban differences in health care use among Medicare beneficiaries age 85+. Understanding these differences, and the socioeconomic characteristics that contribute to them, can have important implications for Medicare policies aimed at serving the age 85+ population. Using the Medicare Current Beneficiary Survey 2010-13 Cost and Use and 2015-17 Cost Supplement Files, we examined whether and how rural and urban Medicare beneficiaries age 85+ differ in terms of their: socioeconomic and health characteristics that may inform health care use; trends in health care use, including use of inpatient and emergency department (ED) care; outpatient and prescription services; specialists and dentists; and home health and durable medical equipment. Although the percentage of older adults (age 65+) remains higher in rural areas of the U.S., we found that adults over age 85 comprise a similar proportion of the Medicare population in rural and urban areas. Findings showed that rural and urban beneficiaries age 85+ had similar health (general health, chronic conditions) and functional outcomes (ADLs, and IADLs) across the study years and that the average number of visits to primary care providers for both rural and urban beneficiaries decreased over time. However, compared with urban beneficiaries, rural beneficiaries were significantly less likely to visit specialists, dentists, and receive outpatient services. Rural-urban differences in the percentage of beneficiaries who visited the Emergency Department were higher in all study years, with significant differences in 2011, 2012, and 2017. FMI: Yvonne Jonk, PhD, Deputy Director, Maine Rural Health Research Center

    The Role of Factors Associated With Apoptosis in Assessing Periodontal Disease Status

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    Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/141031/1/jper1086-sup-0003.pdfhttps://deepblue.lib.umich.edu/bitstream/2027.42/141031/2/jper1086-sup-0002.pdfhttps://deepblue.lib.umich.edu/bitstream/2027.42/141031/3/jper1086.pdfhttps://deepblue.lib.umich.edu/bitstream/2027.42/141031/4/jper1086-sup-0001.pd

    An extracellular steric seeding mechanism for Eph-ephrin signaling platform assembly

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    Erythropoetin-producing hepatoma (Eph) receptors are cell-surface protein tyrosine kinases mediating cell-cell communication. Upon activation, they form signaling clusters. We report crystal structures of the full ectodomain of human EphA2 (eEphA2) both alone and in complex with the receptor-binding domain of the ligand ephrinA5 (ephrinA5 RBD). Unliganded eEphA2 forms linear arrays of staggered parallel receptors involving two patches of residues conserved across A-class Ephs. eEphA2-ephrinA5 RBD forms a more elaborate assembly, whose interfaces include the same conserved regions on eEphA2, but rearranged to accommodate ephrinA5 RBD. Cell-surface expression of mutant EphA2s showed that these interfaces are critical for localization at cell-cell contacts and activation-dependent degradation. Our results suggest a 'nucleation' mechanism whereby a limited number of ligand-receptor interactions 'seed' an arrangement of receptors which can propagate into extended signaling arrays

    Effectiveness, cost-effectiveness and cost-benefit of a single annual professional intervention for the prevention of childhood dental caries in a remote rural Indigenous community

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    Background The aim of the study is to reduce the high prevalence of tooth decay in children in a remote, rural Indigenous community in Australia, by application of a single annual dental preventive intervention. The study seeks to (1) assess the effectiveness of an annual oral health preventive intervention in slowing the incidence of dental caries in children in this community, (2) identify the mediating role of known risk factors for dental caries and (3) assess the cost-effectiveness and cost-benefit of the intervention. Methods/design The intervention is novel in that most dental preventive interventions require regular re-application, which is not possible in resource constrained communities. While tooth decay is preventable, self-care and healthy habits are lacking in these communities, placing more emphasis on health services to deliver an effective dental preventive intervention. Importantly, the study will assess cost-benefit and cost-effectiveness for broader implementation across similar communities in Australia and internationally. Discussion There is an urgent need to reduce the burden of dental decay in these communities, by implementing effective, cost-effective, feasible and sustainable dental prevention programs. Expected outcomes of this study include improved oral and general health of children within the community; an understanding of the costs associated with the intervention provided, and its comparison with the costs of allowing new lesions to develop, with associated treatment costs. Findings should be generalisable to similar communities around the world. The research is registered with the Australian New Zealand Clinical Trials Registry (ANZCTR), registration number ACTRN12615000693527; date of registration: 3rd July 2015

    Effects of dietary phytoestrogens on plasma testosterone and triiodothyronine (T3) levels in male goat kids

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    <p>Abstract</p> <p>Background</p> <p>Exposure to xenoestrogens in humans and animals has gained increasing attention due to the effects of these compounds on reproduction. The present study was undertaken to investigate the influence of low-dose dietary phytoestrogen exposure, i.e. a mixture of genistein, daidzein, biochanin A and formononetin, on the establishment of testosterone production during puberty in male goat kids.</p> <p>Methods</p> <p>Goat kids at the age of 3 months received either a standard diet or a diet supplemented with phytoestrogens (3 - 4 mg/kg/day) for ~3 months. Plasma testosterone and total and free triiodothyronine (T<sub>3</sub>) concentrations were determined weekly. Testicular levels of testosterone and cAMP were measured at the end of the experiment. Repeated measurement analysis of variance using the MIXED procedure on the generated averages, according to the Statistical Analysis System program package (Release 6.12, 1996, SAS Institute Inc., Cary, NC, USA) was carried out.</p> <p>Results</p> <p>No significant difference in plasma testosterone concentration between the groups was detected during the first 7 weeks. However, at the age of 5 months (i.e. October 1, week 8) phytoestrogen-treated animals showed significantly higher testosterone concentrations than control animals (37.5 nmol/l vs 19.1 nmol/l). This elevation was preceded by a rise in plasma total T<sub>3 </sub>that occurred on September 17 (week 6). A slightly higher concentration of free T<sub>3 </sub>was detected in the phytoestrogen group at the same time point, but it was not until October 8 and 15 (week 9 and 10) that a significant difference was found between the groups. At the termination of the experiment, testicular cAMP levels were significantly lower in goats fed a phytoestrogen-supplemented diet. Phytoestrogen-fed animals also had lower plasma and testicular testosterone concentrations, but these differences were not statistically significant.</p> <p>Conclusion</p> <p>Our findings suggest that phytoestrogens can stimulate testosterone synthesis during puberty in male goats by increasing the secretion of T<sub>3</sub>; a hormone known to stimulate Leydig cell steroidogenesis. It is possible that feedback signalling underlies the tendency towards decreased steroid production at the end of the experiment.</p

    A Novel Cre Recombinase Imaging System for Tracking Lymphotropic Virus Infection In Vivo

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    BACKGROUND:Detection, isolation, and identification of individual virus infected cells during long term infection are critical to advance our understanding of mechanisms of pathogenesis for latent/persistent viruses. However, current approaches to study these viruses in vivo have been hampered by low sensitivity and effects of cell-type on expression of viral encoded reporter genes. We have designed a novel Cre recombinase (Cre)-based murine system to overcome these problems, and thereby enable tracking and isolation of individual in vivo infected cells. METHODOLOGY/PRINCIPAL FINDINGS:Murine gammaherpesvirus 68 (MHV-68) was used as a prototypic persistent model virus. A Cre expressing recombinant virus was constructed and characterised. The virus is attenuated both in lytic virus replication, producing ten-fold lower lung virus titres than wild type virus, and in the establishment of latency. However, despite this limitation, when the sEGFP7 mouse line containing a Cre-activated enhanced green fluorescent protein (EGFP) was infected with the Cre expressing virus, sites of latent and persistent virus infection could be identified within B cells and macrophages of the lymphoid system on the basis of EGFP expression. Importantly, the use of the sEGFP7 mouse line which expresses high levels of EGFP allowed individual virus positive cells to be purified by FACSorting. Virus gene expression could be detected in these cells. Low numbers of EGFP positive cells could also be detected in the bone marrow. CONCLUSIONS/SIGNIFICANCE:The use of this novel Cre-based virus/mouse system allowed identification of individual latently infected cells in vivo and may be useful for the study and long-term monitoring of other latent/persistent virus infections

    Anemia status, hemoglobin concentration and outcome after acute stroke: a cohort study

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    <p>Abstract</p> <p>Background</p> <p>In the setting of an acute stroke, anemia has the potential to worsen brain ischemia, however, the relationship between the entire range of hemoglobin to long-term outcome is not well understood.</p> <p>Methods</p> <p>We examined the association between World Health Organization-defined admission anemia status (hemoglobin<13 in males, <12 g/dl in women) and hemoglobin concentration and 1-year outcome among 859 consecutive patients with acute stroke (ischemic or intracerebral hemorrhage).</p> <p>Results</p> <p>The mean baseline hemoglobin concentration was 13.8 ± 1.7 g/dl (range 8.1 - 18.7). WHO-defined anemia was present in 19% of patients among both women and men. After adjustment for differences in baseline characteristics, patients with admission anemia had an adjusted OR for all-cause death at 1-month of 1.90 (95% CI, 1.05 to 3.43) and at 1-year of 1.72 (95% CI, 1.00 to 2.93) and for the combined end-point of disability, nursing facility care or death of 2.09 (95% CI, 1.13 to 3.84) and 1.83 (95% CI, 1.02 to 3.27) respectively. The relationship between hemoglobin quartiles and all-cause death revealed a non-linear association with increased risk at extremes of both low and high concentrations. In logistic regression models developed to estimate the linear and quadratic relation between hemoglobin and outcomes of interest, each unit increment in hemoglobin squared was associated with increased adjusted odds of all-cause death [at 1-month 1.06 (1.01 to 1.12; p = 0.03); at 1-year 1.09 (1.04 to 1.15; p < 0.01)], confirming that extremes of both low and high levels of hemoglobin were associated with increased mortality.</p> <p>Conclusions</p> <p>WHO-defined anemia was common in both men and women among patients with acute stroke and predicted poor outcome. Moreover, the association between admission hemoglobin and mortality was not linear; risk for death increased at both extremes of hemoglobin.</p
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