2,309 research outputs found

    A randomised, double-blind, placebo-controlled clinical trial assessing the efficacy of bedtime buddy® for the treatment of nocturnal enuresis in children

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    © 2019 The Author(s). Background: Nocturnal enuresis (NE), or 'bedwetting', is a form of night-time urinary incontinence occurring in younger children. A diagnosis of NE can be socially disruptive and psychologically stressful for a child. The most common strategies used by parents to manage NE are waking the child during the night to use the bathroom and limiting the child's water intake before going to bed. Behavioural or educational therapies for NE such as urotherapy or bladder retraining are widely accepted and considered as a mainstream treatment option for non-neurogenic lower urinary tract dysfunction in children. Pharmacotherapy also plays an ancillary role. However, there is no gold standard therapy or intervention to effectively manage NE. Methods: This study aims to determine the efficacy of a herbal combination in the treatment of NE in children. The target population for this study is 80 children aged between 6 and 14 years old (males and females) who have primary nocturnal enuresis ≥3 per week (wet nights). The active group will receive one or two capsules per day containing 420 mg of a proprietary blend of Urox® (Seipel Group, Brisbane, Australia) containing Cratevox™ (Crataeva nurvala L; Capparidaceae; Varuna) stem bark extract standardised for 1.5% lupeol: Non-standardised Equisetum arvense L. (Equisetaceae; Horsetail) stem extract; and, non-standardised Lindera aggregata Sims. The primary outcome for this study is the frequency of nocturia. Secondary outcomes include safety, quality of life, and daytime incontinence. Each participation will be involved in the trial for 32 weeks including contact with the research team every 2 weeks for the first 8 weeks and then every 8 weeks until trial completion. Discussion: This study examines a novel treatment for an under-researched health condition affecting many children. Despite the availability of several therapies for NE, there is insufficient evidence to support the use of any one intervention and as such this randomised placebo-controlled phase II trial will be an important contribution to understanding potential new treatments for this condition. Trial registration: Australian and New Zealand Clinical Trials Registration Number: 12618000288224. Protocol: 23 February 2018, version 1.1

    shape to color associations in non synesthetes evidence for emotional mediation

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    4 Shape Features: Curviness: Curved, angular Symmetry: Asymmetric, symmetric Closure: Open, intersecting-once, intersecting>1 # of Line-Segments: 2, 3, 8 line-segments 8 Hues: Red, Yellow, Green, Blue, Orange, Chartreuse, Cyan, Purple 4 Saturation/Lightness levels ("cuts"): Saturated, Light, Muted, Dark + 5 Achromatic Colors: White, Black, Light, Medium, & Dark Gray 1a 1c 2a 2c 3a 3c 4a 4c 5a 5c 6

    The time-of-day of myocardial infarction onset affects healing through oscillations in cardiac neutrophil recruitment

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    Myocardial infarction (MI) is the leading cause of death in Western countries. Epidemiological studies show acute MI to be more prevalent in the morning and to be associated with a poorer outcome in terms of mortality and recovery. The mechanisms behind this association are not fully understood. Here, we report that circadian oscillations of neutrophil recruitment to the heart determine infarct size, healing, and cardiac function after MI Preferential cardiac neutrophil recruitment during the active phase (Zeitgeber time, ZT13) was paralleled by enhanced myeloid progenitor production, increased circulating numbers of CXCR2(hi) neutrophils as well as upregulated cardiac adhesion molecule and chemokine expression. MI at ZT13 resulted in significantly higher cardiac neutrophil infiltration compared to ZT5, which was inhibited by CXCR2 antagonism or neutrophil-specific CXCR2 knockout. Limiting exaggerated neutrophilic inflammation at this time point significantly reduced the infarct size and improved cardiac function

    Variability and change in the west Antarctic Peninsula marine system: Research priorities and opportunities

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    The west Antarctic Peninsula (WAP) region has undergone significant changes in temperature and seasonal ice dynamics since the mid-twentieth century, with strong impacts on the regional ecosystem, ocean chemistry and hydrographic properties. Changes to these long-term trends of warming and sea ice decline have been observed in the 21st century, but their consequences for ocean physics, chemistry and the ecology of the high-productivity shelf ecosystem are yet to be fully established. The WAP shelf is important for regional krill stocks and higher trophic levels, whilst the degree of variability and change in the physical environment and documented biological and biogeochemical responses make this a model system for how climate and sea ice changes might restructure high-latitude ecosystems. Although this region is arguably the best-measured and best-understood shelf region around Antarctica, significant gaps remain in spatial and temporal data capable of resolving the atmosphere-ice-ocean-ecosystem feedbacks that control the dynamics and evolution of this complex polar system. Here we summarise the current state of knowledge regarding the key mechanisms and interactions regulating the physical, biogeochemical and biological processes at work, the ways in which the shelf environment is changing, and the ecosystem response to the changes underway. We outline the overarching cross-disciplinary priorities for future research, as well as the most important discipline-specific objectives. Underpinning these priorities and objectives is the need to better define the causes, magnitude and timescales of variability and change at all levels of the system. A combination of traditional and innovative approaches will be critical to addressing these priorities and developing a co-ordinated observing system for the WAP shelf, which is required to detect and elucidate change into the future

    The predictive value of the Pleth Variability Index on fluid responsiveness in spontaneously breathing anaesthetized children—A prospective observational study

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    Background: In children, the preoperative hydration status is an important part of the overall clinical assessment. The assumed preoperative fluid deficit is often routinely replaced during induction without knowing the child's actual fluid status. Aim: We investigated the predictive value of the Pleth Variability Index as a measure of fluid responsiveness in spontaneously breathing anesthetized children. Methods: Pleth Variability Index, stroke volume and Cardiac Index, measured by electrovelocimetry, mean blood pressure, and heart rate were recorded during anesthesia induction in 50 pediatric patients 15% (Positive predictive value 2.71 (95% CI: 1.4 to 5.2)). Only in fluid responders, the Pleth Variability Index decreased during passive leg raising, while stroke volume increased. Conclusions: The Pleth Variability Index may be of additional value to predict fluid responsiveness in spontaneously breathing anesthetized children. A significant overlap in baseline Pleth Variability Index values between fluid responsive and nonfluid responsive patients does not allow a reliable recommendation as to a cut off value

    Statistical Methods for Detecting Differentially Abundant Features in Clinical Metagenomic Samples

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    Numerous studies are currently underway to characterize the microbial communities inhabiting our world. These studies aim to dramatically expand our understanding of the microbial biosphere and, more importantly, hope to reveal the secrets of the complex symbiotic relationship between us and our commensal bacterial microflora. An important prerequisite for such discoveries are computational tools that are able to rapidly and accurately compare large datasets generated from complex bacterial communities to identify features that distinguish them

    Lessons from Outside and Within: Exploring Advancements in Methodology for Naturopathic Medicine Clinical Research

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    © 2019, Mary Ann Liebert, Inc. Introduction: Naturopathy is a mixture of both traditional and complementary medicine. It incorporates a broad set of health care practices that may or may not be traditional to that country or conventional medicine and are not fully integrated into the dominant health care system. Research required to evaluate or substantiate naturopathic medicine may not fall under the testing of randomized clinical trials, which opens up discussions on what is the best practice for research in naturopathic medicine. Discussion: Not only do advances in health research methodology offer important opportunities to progress naturopathic research, there are also areas where the unique characteristics of naturopathic philosophy and practice can impact other areas of health research. Some of the new advances in health research methodology involve whole-system research, pragmatic trials, template for intervention description and replication protocols for complex interventions, patient-centered care models, and the pragmatic-explanatory continuum indicator summary tool for designing pragmatic trials. Discussion and critique of these health-related methodologies shows that these research methods are more suited for the philosophy and treatment options that naturopathy is based on. Conclusions: Successful implementation of naturopathic research methodologies, and translation and dissemination of research will require a substantial paradigm shift in which naturopathic practitioners adopt a greater level of responsibility for developing an evidence base for naturopathic medicine
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