1,595 results match your criteria: "Copenhagen University Hospital Hvidovre.[Affiliation]"

A lightweight generative model for interpretable subject-level prediction.

Med Image Anal

December 2024

Athinoula A. Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Harvard Medical School, USA; Department of Neuroscience and Biomedical Engineering, Aalto University, Finland; Department of Computer Science, Aalto University, Finland.

Recent years have seen a growing interest in methods for predicting an unknown variable of interest, such as a subject's diagnosis, from medical images depicting its anatomical-functional effects. Methods based on discriminative modeling excel at making accurate predictions, but are challenged in their ability to explain their decisions in anatomically meaningful terms. In this paper, we propose a simple technique for single-subject prediction that is inherently interpretable.

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Background: Biologics can induce remission in some patients with severe asthma, however, little is known about pre-biologic disease trajectories and their association with outcomes from biological treatment. We aimed to identify long-term trajectories of disease progression in patients initiating biologics and investigate trajectory associations with disease burden and impact on biologic therapy efficacy.

Methods: Patients in the Danish Severe Asthma Registry initiating biologic therapy between 2016-2022 were included and followed retrospectively in prescription databases starting 1995.

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Background And Purpose:  In contemporary medial unicompartmental knee arthroplasty (mUKA), non-lateral patellofemoral osteoarthritis (PFOA) is not considered a contraindication. However, we still lack knowledge on the association of PFOA severity on patient reported outcome measures (PROMs) after mUKA. We aimed to examine the association between PFOA severity and PROM-score changes after mUKA.

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Introduction: Chronic obstructive pulmonary disease (COPD) costs EURO 1.4 billion annually in healthcare costs. Pulmonary rehabilitation (PR) is a vital aspect of care for patients with COPD, but despite the compelling evidence, it is delivered to less than 30%.

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Background: The INtensive diet versus Knee Arthroplasty (INKA) trial is a randomised trial assessing weight loss as an alternative to knee arthroplasty (KA) in obese patients with severe knee osteoarthritis (OA) awaiting KA (NCT05172843). The external validity of the INKA trial may be hampered if the patients who participate differ from those who decline participation.

Objective: To compare baseline characteristics between patients who enrol in the INKA trial and those who decline participation (i.

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Introduction: Refractory malignant ascites (RMA) is a manifestation of end-stage cancer disease with a major impact on quality of life due to the symptom burden and need for repeated hospitalisations. We previously described the implantation of the permanent PleurX catheter as a treatment of RMA. The present study aimed to evaluate and describe our experience with the permanent PleurX catheter system in the largest cohort to date.

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Long-Term Outcome of Childhood Asthma: Characterizing COPD-A and COPD-C Subtypes in Adulthood.

J Asthma Allergy

December 2024

Respiratory Research Unit Hvidovre, Department of Respiratory Medicine, Copenhagen University Hospital - Hvidovre, Hvidovre, Denmark.

Background And Aim: Asthma in early life has been linked to subsequent development of COPD and according to GOLD 2023 COPD may be divided into distinct subtypes. We aimed to investigate factors associated with the GOLD classification COPD-A (asthma in childhood) and COPD-C (tobacco exposure) in a cohort of adults with a history of severe childhood asthma.

Patients And Methods: In a cohort of Danish adults with a history of severe childhood asthma and a previous 4-month stay during childhood at the asthma care facility in Kongsberg, Norway, we divided participants in a long-term follow-up examination into COPD-A and COPD-C, defined as post-bronchodilator FEV/FVC < 0.

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Background: Pregnancy is a complex biological process and serious complications can arise when the delicate balance between the maternal and semi-allogeneic fetal immune systems is disrupted or challenged. Gestational diabetes mellitus (GDM), pre-eclampsia, preterm birth, and low birth weight pose serious threats to maternal and fetal health. Identification of early biomarkers through an in-depth understanding of molecular mechanisms is critical for early intervention.

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Background: In patients with severe asthma, treatment with anti-interleukin-5 (IL-5) biologics can lead to a reduction in fractional exhaled nitric oxide (FeNO) in some patients. The clinical implications of varying FeNO responses to anti-IL-5 biologics remain unclear. This study aims to categorise patients based on their FeNO response to anti-IL-5 biologics and evaluate the association of these categories with clinical outcomes.

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Study Question: Are there differences in psychosocial and physical wellbeing among women and male partners undergoing modified natural cycle (mNC) frozen embryo transfer (FET) in immediate compared to postponed cycles after ovarian stimulation (OS) and oocyte pick-up (OPU)?

Summary Answer: Significantly more women in the immediate group reported physical symptoms than women in the postponed group whilst fewer were emotionally affected by waiting time, although the latter difference lost statistical significance after adjustment for multiple testing.

What Is Known Already: Infertility and fertility treatment are known to cause psychosocial distress in women and couples longing for a child. The treatment may be long-term and delayed for various reasons, such as the elective postponement of FET after a fresh transfer without pregnancy or an elective freeze-all cycle, possibly further increasing the level of distress.

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Background: Medially congruent (MC) bearings aim at promoting medial pivoting after total knee arthroplasty (TKA), as the congruency provides further constraint for the medial femoral compartment. However, this design difference could alter intra-articular force distribution, potentially compromising fixation of the tibia implant. The aim of this study was to compare migration, measured with radiostereometric analysis (RSA), of an MC to a more traditional cruciate retaining (CR) TKA system.

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Background: It has been suggested that neuroborreliosis in children can manifest as psychiatric neurodevelopmental disorders or cause long-term neurodevelopmental sequelae. However, previous studies were limited by size and design.

Methods: We performed a nationwide, population-based, matched cohort study in Denmark between 1995 and 2021.

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Replacing dietary carbohydrate with protein and fat improves lipoprotein subclass profile and liver fat in type 2 diabetes independent of body weight: evidence from 2 randomized controlled trials.

Am J Clin Nutr

November 2024

Department of Endocrinology, Copenhagen University Hospital Bispebjerg, Copenhagen, Denmark; Department of Nutrition, Exercise and Sports, University of Copenhagen, Copenhagen, Denmark.

Background: Dyslipidemia with elevated concentrations of triacylglycerol-rich lipoproteins (TRLs), small-dense LDL, and reduced HDL is linked to hepatic steatosis and promotes atherogenesis in type 2 diabetes (T2D).

Objectives: We aimed to analyze whether moderate carbohydrate restriction reduces liver fat in T2D independent of changes in body weight and whether this is accompanied by parallel improvements in plasma lipoprotein subclasses.

Methods: We determined the density profile of circulating lipoproteins in patients with T2D from 2 previous randomized controlled trials.

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Background: Physical locations play an essential yet often overlooked role in healthcare implementation processes. Implementation Science frameworks such as the Theoretical Domains Framework, the Consolidated Framework for Implementation Research, and the Implementation in Context framework acknowledge the importance of the physical environment, but they often treat it as a passive backdrop for change. However, from a cultural geographic perspective, spaces and places are dynamic, influencing behavior, social structures, and the acceptance of new practices.

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It is not well investigated whether exposure to specific drug classes is associated with COVID-19. We investigated the risk of SARS-CoV-2 infection and severe COVID-19 among healthcare workers according to prescription drug use. We conducted an observational study among Danish healthcare workers.

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Endoscopic retrograde cholangiopancreatography training conditions, results from a pan-European survey: Between vision and reality.

United European Gastroenterol J

November 2024

Junge Gastroenterologie (JuGa) - German Young Gastroenterology Study Group of the DGVS - German Society for Digestive and Metabolic Diseases, Berlin, Germany.

Background: Endoscopic retrograde cholangiopancreatography (ERCP) still has a relatively high complication rate, underscoring the importance of high-quality training. Despite existing guidelines, real-world data on training conditions remain limited. This pan-European survey aims to systematically explore the perceptions surrounding ERCP training.

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Article Synopsis
  • Cesarean delivery rates in Dar es Salaam have risen from 17% in 2015 to 26% in 2022 without corresponding improvements in perinatal outcomes, indicating potential overuse and highlighting the need to manage prolonged labor effectively.
  • This study aimed to determine what percentage of cesarean deliveries indicated as due to prolonged labor occurred in women with otherwise uncomplicated labor progression.
  • Findings showed that out of 1517 first-time cesarean deliveries, nearly half (47.9%) had prolonged labor as the written indication, but 53.3% of these cases occurred despite the labor progressing normally, raising concerns about unnecessary cesarean deliveries.
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Background: Knowledge of determinants of aggressive end-of-life care is crucial to organizing effective palliative care for patients with gastrointestinal (GI) cancer.

Purpose: This study aims to investigate the determinants of aggressive end-of-life care in patients with GI cancer.

Methods: A national register-based cohort study using data from the Danish Register on Causes of Death, the Danish National Patient Register, and the Danish Palliative Database was the method of study employed.

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Fecal microbial load is a major determinant of gut microbiome variation and a confounder for disease associations.

Cell

January 2025

Molecular Systems Biology Unit, European Molecular Biology Laboratory, Heidelberg, Germany; Max Delbrück Centre for Molecular Medicine, Berlin, Germany; Department of Bioinformatics, Biocenter, University of Würzburg, Würzburg, Germany. Electronic address:

The microbiota in individual habitats differ in both relative composition and absolute abundance. While sequencing approaches determine the relative abundances of taxa and genes, they do not provide information on their absolute abundances. Here, we developed a machine-learning approach to predict fecal microbial loads (microbial cells per gram) solely from relative abundance data.

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Article Synopsis
  • There is limited research on the optimal indications for lateral unicompartmental knee arthroplasty (UKA), in contrast to the more established guidelines for medial UKA, due to differences in anatomy, osteoarthritis types, movement patterns, and surgical techniques.
  • A systematic review examined 38 cohort studies to identify common indications and contraindications for lateral UKA, reporting that it is mainly performed for primary lateral osteoarthritis and identifying key contraindications.
  • While some agreement on indications was found, the study indicates there is no strong consensus on the best practices for lateral UKA, highlighting the need for clearer, evidence-based guidelines in future research.
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Context: Obesity is associated with low vitamin D and recent studies have suggested a difference in vitamin D metabolism between females and males.

Objective: The aim of this study was to investigate the effects of weight loss on vitamin D status in individuals with obesity, and secondarily, whether vitamin D metabolism differs between women and men.

Methods: Secondary analysis from a randomized placebo-controlled trial, designed to investigate the efficacy of 52 weeks of treatment with either liraglutide, exercise or combined, compared with placebo on weight loss maintenance after an 8-week low-calorie diet-induced weight loss in 195 individuals with obesity (BMI 32-43 kg/m2).

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Article Synopsis
  • The study investigates the relationship between adiponectin (ADP) levels, glucose metabolism, and body composition in adults with cystic fibrosis-related diabetes (CFRD).
  • It was found that while ADP levels were negatively correlated with indicators of insulin resistance and lower body mass metrics, they did not show a correlation with glucose intolerance.
  • The findings suggest that malnutrition in cystic fibrosis may contribute to elevated ADP levels, indicating a complex interaction between body composition and glucose metabolism in these patients.
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Article Synopsis
  • This study analyzed the effects of age on outcomes for patients undergoing medial unicompartmental knee arthroplasty (mUKA), revealing that contemporary practices no longer limit eligibility based on age.
  • A total of 782 patients were evaluated, showing significant improvements in knee function across all age groups after surgery, with no notable differences in the overall outcomes based on age.
  • However, patients aged 55 to < 65 years experienced less improvement in specific measures of joint awareness and participation, but overall satisfaction was high across all age categories, supporting the current approach of not using age as a restriction for mUKA.
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Objectives: To develop and validate a real-time PCR assay detecting the sequence bridging Tn and the chromosome in the emerging vancomycin-resistant (VREfm) clone (ST80/CT2406).

Methods: The Tn insertion site was determined on routinely sequenced VREfm isolates. The outer boundaries of Tn and adjoining host bacterial sequences were determined using a BLAST search in the silent information regulator gene .

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Randomized Trial of Very Early Medication Abortion.

N Engl J Med

November 2024

From the Department of Women's and Children's Health, Division of Obstetrics and Gynecology (K.B., K.G.-D.), and the Department of Clinical Sciences at Danderyd Hospital (H.K.K.), Karolinska Institutet, and the Department of Obstetrics and Gynecology, Karolinska University Hospital (K.G.-D.), Stockholm, Södertälje Hospital, Södertälje (K.B.), the Department of Obstetrics and Gynecology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sahlgrenska University Hospital, Gothenburg (T.J.-A., H.H.), the Department of Obstetrics and Gynecology, Skåne University Hospital, Malmö (P.T.), the Department of Clinical Sciences, Lund University Faculty of Medicine, Lund (P.T.), the Department of Clinical Sciences, Obstetrics, and Gynecology, Umeå University, Umeå (M.B.), and Statisticon, Uppsala (J.B.) - all in Sweden; the Centre for Reproductive Health, Institute for Regeneration and Repair, University of Edinburgh, and Chalmers Centre, NHS Lothian - both in Edinburgh (J.R.-W., S.C.); the Departments of Obstetrics and Gynecology (F.G., J.K., O.H.) and General Practice and Primary Health Care (F.G.), University of Helsinki and Helsinki University Hospital, Helsinki, and the Division of Health and Social Services, Wellbeing Services County of Vantaa and Kerava, Vantaa (F.G.) - both in Finland; the Center for Research on Environment, Health, and Population Activities, Kathmandu (A.T.), and KIST Medical College Teaching Hospital, Lalitpur (H.T.) - both in Nepal; Family Planning Australia, Sydney Medical School, University of Sydney, and the School of Public Health, University of Technology Sydney - all in Sydney (C.B.); Women's Health, Auckland City Hospital, Auckland, New Zealand (K.S., G.G.); the Department of Obstetrics and Gynecology, Haukeland University Hospital, Bergen, Norway (M.L.); and the Department of Obstetrics and Gynecology, Copenhagen University Hospital Hvidovre, Hvidovre (M.M.K.), and the Hospital of Southern Jutland, Aabenraa (E.K.) - both in Denmark.

Article Synopsis
  • The study investigated the effectiveness and safety of medication abortion using mifepristone and misoprostol in women up to 42 days of gestation without confirmed intrauterine pregnancy using ultrasound.
  • A total of 1504 women were randomly assigned to either an early-start abortion group or a standard delayed care group, and the primary outcome measured was the rate of complete abortion.
  • The results showed a nearly identical rate of complete abortion between the two groups (95.2% early-start vs 95.3% standard), indicating that starting medication abortion before confirming intrauterine pregnancy is as safe and effective as standard care.
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