1,322 results match your criteria: " University of Edinburgh[Affiliation]"

Background: Sleep disturbance is a prominent symptom of atopic dermatitis (AD) and can result in insomnia, daytime fatigue, drowsiness, reduced productivity and impaired quality of life (QoL).

Objectives: The Dupilumab Effect on Sleep in AD Patients (DUPISTAD) phase IV randomized double-blinded placebo-controlled study evaluated the impact of dupilumab treatment on sleep and other patient- and physician-reported outcomes.

Methods: Adults with moderate-to-severe AD were randomized 2 : 1 to dupilumab 300 mg once every 2 weeks (q2w) or placebo for 12 weeks; concomitant topical corticosteroids were permitted.

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Multivariate genome-wide analysis of aging-related traits identifies novel loci and new drug targets for healthy aging.

Nat Aging

August 2023

Section on Clinical Genomics and Experimental Therapeutics, National Institute on Alcohol Abuse and Alcoholism, National Institutes of Health, Bethesda, MD, USA.

The concept of aging is complex, including many related phenotypes such as healthspan, lifespan, extreme longevity, frailty and epigenetic aging, suggesting shared biological underpinnings; however, aging-related endpoints have been primarily assessed individually. Using data from these traits and multivariate genome-wide association study methods, we modeled their underlying genetic factor ('mvAge'). mvAge (effective n = ~1.

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An open-source digital contact tracing system tailored to haulage.

Front Digit Health

July 2023

School of Biomedical Sciences, College of Health Sciences, Makerere University, Kampala, Uganda.

Digital contact tracing presents numerous advantages compared to manual contact tracing methods, especially in terms of enhanced speed and automation. Nevertheless, a lack of comprehensive evaluation regarding functionality, efficiency, benefits, and acceptance within communities remains. Here we primarily focus on the functionality of THEA-GS, an open-source digital contact tracing tool developed through consultation with stakeholders.

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Neuroimaging correlates of post-stroke fatigue: A systematic review and meta-analysis.

Int J Stroke

October 2023

Stroke Research Group, Department of Clinical Neurosciences, University of Cambridge, Cambridge Biomedical Campus, Cambridge, UK.

Background: Fatigue is a common and disabling symptom following stroke, but its underlying mechanisms are unknown. Associations with a number of imaging features have been proposed.

Aims: We aimed to assess whether neuroimaging parameters could better inform our understanding of possible causes of post-stroke fatigue (PSF) through systematic review and meta-analysis.

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Noninvasive In Vivo Thrombus Imaging in Patients With Ischemic Stroke or Transient Ischemic Attack-Brief Report.

Arterioscler Thromb Vasc Biol

September 2023

BHF Centre for Cardiovascular Science (B.W., E.T., R.B., J.A., M.G.M., A.A.S.T., N.L.M., J.N., E.J.R.v.B., M.R.D., M.C.W., D.E.N.), University of Edinburgh, United Kingdom.

Background: F-GP1 is a novel positron-emitting radiotracer that is highly specific for activated platelets and thrombus. In a proof-of-concept study, we aimed to determine its potential clinical application in establishing the role and origin of thrombus in ischemic stroke.

Methods: Eleven patients with recent ischemic stroke (n=9) or transient ischemic attack (n=2) underwent F-GP1 positron emission tomography and computed tomography angiography at a median of 11 (range, 2-21) days from symptom onset.

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Importance: Recurrent coronary events in patients with recent myocardial infarction remain a major clinical problem. Noninvasive measures of coronary atherosclerotic disease activity have the potential to identify individuals at greatest risk.

Objective: To assess whether coronary atherosclerotic plaque activity as assessed by noninvasive imaging is associated with recurrent coronary events in patients with myocardial infarction.

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Article Synopsis
  • The study examines the effectiveness of SMS reminders in improving adherence to rabies post-exposure prophylaxis (PEP) among bite patients in rural eastern Kenya.
  • A comparison was made between two groups: one that received SMS reminders and another that did not, finding that those with reminders were three times more likely to complete their PEP doses.
  • Key barriers to compliance included financial constraints and forgetfulness, highlighting that SMS reminders could enhance healthcare delivery and aid in rabies elimination efforts.
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Multivariate genetic analysis of personality and cognitive traits reveals abundant pleiotropy.

Nat Hum Behav

September 2023

NORMENT Centre, Institute of Clinical Medicine, University of Oslo and Division of Mental Health and Addiction, Oslo University Hospital, Oslo, Norway.

Personality and cognitive function are heritable mental traits whose genetic foundations may be distributed across interconnected brain functions. Previous studies have typically treated these complex mental traits as distinct constructs. We applied the 'pleiotropy-informed' multivariate omnibus statistical test to genome-wide association studies of 35 measures of neuroticism and cognitive function from the UK Biobank (n = 336,993).

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Background And Aims: The COVID-19 pandemic was associated with reduced physical activity and increased sedentary behavior. Golf is a health-enhancing outdoor exercise and is associated with low risk of viral transmission. The purpose of this study was to describe the seasonal differences in physical activity and quality of life during the first wave of COVID-19 pandemic in 2020 in Finnish older golfers.

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Aims: This study aimed to identify relationships in recently diagnosed atrial fibrillation (AF) patients with respect to anticoagulation status, use of guideline-directed medical therapy (GDMT) for comorbid cardiovascular conditions (co-GDMT), and clinical outcomes. The Global Anticoagulant Registry in the FIELD (GARFIELD)-AF is a prospective, international registry of patients with recently diagnosed non-valvular AF at risk of stroke (NCT01090362).

Methods And Results: Guideline-directed medical therapy was defined according to the European Society of Cardiology guidelines.

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Background: Patients hospitalized with COVID-19 suffer thrombotic complications. Risk factors for poor outcomes are shared with coronary artery disease.

Objectives: To investigate the efficacy of an acute coronary syndrome regimen in patients hospitalized with COVID-19 and coronary disease risk factors.

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CaFeFeNbO - an iron-based double double perovskite.

Chem Commun (Camb)

May 2023

Centre for Science at Extreme Conditions (CSEC) and School of Chemistry, The University of Edinburgh, EH9 3FD, UK.

Ordering of cations is important for controlling properties of ABO perovskites, and CaFeFeNbO is the first example of an Fe-based AA'BB'O double double perovskite, with Ca/Fe ordered on A-site columns, and Fe/Nb at the octahedral B-sites. Substantial (37%) antisite disorder of the latter cations leads to spin glassy magnetism below a freezing transition at 12 K. The CaMnFeNbO analogue also shows substantial cation disorder and spin glassy behaviour.

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Sex Differences in Cardiac Troponin Trajectories Over the Life Course.

Circulation

June 2023

British Heart Foundation Centre for Cardiovascular Science, University of Edinburgh, United Kingdom (T.F., A.A., N.L.M., D.M.K.).

Article Synopsis
  • Cardiac troponin levels are generally lower in women compared to men, and this study evaluates how these levels change with age and risk factors, focusing on both sexes over a 15-year period.
  • Researchers used the Whitehall II cohort, measuring troponin levels in 2,142 women and 5,151 men to see how these levels relate to cardiovascular outcomes like heart attacks and strokes.
  • Results showed that while women had consistently lower troponin levels, their levels increased more with age compared to men, and changes in troponin levels were linked to cardiovascular outcomes, particularly in women.
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Conventional randomized controlled trials (RCTs) can be expensive, time intensive, and complex to conduct. Trial recruitment, participation, and data collection can burden participants and research personnel. In the past two decades, there have been rapid technological advances and an exponential growth in digitized healthcare data.

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Although a substantial body of evidence suggests that large and old trees have reduced metabolic levels, the search for the causes behind this observation has proved elusive. The strong coupling between age and size, commonly encountered in the field, precludes the isolation of the potential causes. We used standard propagation techniques (grafting and air-layering) to decouple the effects of size from those of age in affecting leaf structure, biochemistry and physiology of two broadleaved trees, Acer pseudoplatanus (a diffuse-porous species) and Fraxinus excelsior (a ring-porous species).

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Background: There is uncertainty surrounding the use of direct oral anticoagulants (DOACs) in patients with kidney dysfunction.

Methods: Using the COMBINE AF (A Collaboration Between Multiple Institutions to Better Investigate Non-Vitamin K Antagonist Oral Anticoagulant Use in Atrial Fibrillation) database (data from RE-LY [Randomized Evaluation of Long-term Anticoagulation Therapy], ROCKET AF [Rivaroxaban Once Daily Oral Direct Factor Xa Inhibition Compared With Vitamin K Antagonism for Prevention of Stroke and Embolism Trial in Atrial Fibrillation], ARISTOTLE [Apixaban for Reduction in Stroke and Other Thromboembolic Events in Atrial Fibrillation], and ENGAGE AF-TIMI 48 [Effective Anticoagulation With Factor Xa Next Generation in Atrial Fibrillation-Thrombolysis in Myocardial Infarction 48]), we performed an individual patient-level network meta-analysis to evaluate the safety and efficacy of DOACs versus warfarin across continuous creatinine clearance (CrCl). A multivariable Cox model including treatment-by-CrCl interaction with random effects was fitted to estimate hazard ratios for paired treatment strategies (standard-dose DOAC, lower-dose DOAC, and warfarin).

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Study Question: Do the Edinburgh Selection Criteria correctly identify female cancer patients under the age of 18 who are at risk of premature ovarian insufficiency (POI) as candidates for ovarian tissue cryopreservation (OTC)?

Summary Answer: Patient assessment using these criteria accurately identifies those at risk of POI, who can be offered OTC and future transplantation as a means of fertility preservation.

What Is Known Already: Treatment for childhood cancer can have adverse consequences on future fertility; at the time of diagnosis, fertility risk assessment should be undertaken in order to identify patients to whom fertility preservation should be offered. The Edinburgh selection criteria, based on planned cancer treatment and patient health status, are utilized to identify those at high risk and therefore eligible for OTC.

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Article Synopsis
  • The study looked at how the brain's left and right sides might differ in people with schizophrenia compared to those without it, using brain scans from over 5,000 patients and 6,000 control subjects.
  • Researchers found that people with schizophrenia had slightly thinner areas in the left side of their brains, especially in certain regions, compared to those without the disorder.
  • The differences in brain structure might be linked to how schizophrenia affects brain functions, like language, but more research is needed to understand why they happen.
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Article Synopsis
  • * It introduces StandardRat, a standardized fMRI acquisition protocol for rats that has been tested across 20 research centers to enhance data integration.
  • * The standardized protocol and processing pipeline improve the reliability of detecting functional connectivity patterns and are made publicly available to foster collaboration in the neuroimaging field.
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Background: Exposure of broilers to litter microbiome may increase specific amino acid (AA) requirements towards activated immune responses. This may challenge the generality of the ideal protein (IP) concept, in which dietary essential AA to lysine ratios aimed to mimic presumably constant AA to lysine ratios in whole bird requirements. Therefore, we tested the effect of threonine, arginine and glutamine (TAG) supplementation to IP-based control diets (C) on performance, caecal microbiome composition, short-chain fatty acids and litter characteristics of broiler chickens placed on reused litter.

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  • The study investigates how genetic factors may influence individual responses to teriparatide (TPTD) treatment for osteoporosis, focusing on changes in bone mineral density (BMD).
  • Researchers conducted a genome-wide association study involving 437 osteoporosis patients, discovering a significant genetic marker (rs6430612) affecting BMD response at the lumbar spine and hip.
  • Results indicate that individuals with certain genetic variations show dramatically different improvements in BMD from TPTD, highlighting the potential for personalized treatment approaches based on genetic testing in the future.
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Article Synopsis
  • Cerebral microbleeds increase the risk of both ischemic stroke and intracranial hemorrhage, complicating treatment choices for patients with atrial fibrillation on various antithrombotic therapies.
  • A study analyzed 7,839 patients, finding that microbleeds significantly raised the relative risk of intracranial hemorrhage (2.74 times) and ischemic stroke (1.29 times), particularly with combination therapies of anticoagulants and antiplatelets.
  • For patients on combination therapy, those with multiple microbleeds faced a higher absolute risk of intracranial hemorrhage compared to ischemic stroke, indicating a need for more research to develop effective preventive strategies.
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Background: The NIA-AA proposed amyloid-tau-neurodegeneration (ATN) as a classification system for AD biomarkers. The amyloid cascade hypothesis (ACH) implies a sequence across ATN groups that patients might undergo during transition from healthy towards AD: A-T-N-➔A+T-N-➔A+T+N-➔A+T+N+. Here we assess the evidence for monotonic brain volume decline for this particular (amyloid-conversion first, tau-conversion second, N-conversion last) and alternative progressions using voxel-based morphometry (VBM) in a large cross-sectional MRI cohort.

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The management of atrial fibrillation (AF), the most common sustained arrhythmia, impacts healthcare resource utilization (HCRU). This study aims to estimate global resource use in AF patients, using the GARFIELD-AF registry. A prospective cohort study was conducted to characterize HCRU in AF patients enrolled in sequential cohorts from 2012 to 2016 in 35 countries.

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