485 results match your criteria: "and Hannover Medical School[Affiliation]"

Background: Chronic kidney disease (CKD), a major public health problem with differing disease etiologies, leads to complications, comorbidities, polypharmacy, and mortality. Monitoring disease progression and personalized treatment efforts are crucial for long-term patient outcomes. Physicians need to integrate different data levels, e.

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  • * A study tested a new web app based on metacognitive therapy (MCT), designed to help these patients manage their mental health without needing face-to-face sessions.
  • * Results showed that the app was user-friendly and beneficial, with indications of improved health and reduced anxiety among participants, suggesting it could be a viable option for further research and broader mental health support.
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Honesty of publications is fundamental in science. Unfortunately, science has an increasing fake paper problem with multiple cases having surfaced in recent years, even in renowned journals. There are companies, the so-called paper mills, which professionally fake research data and papers.

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Alternative splicing impacts microRNA regulation within coding regions.

NAR Genom Bioinform

September 2023

Institute for Computational Systems Biology, University of Hamburg, Notkestrasse 9, 22607 Hamburg, Germany.

MicroRNAs (miRNAs) are small non-coding RNA molecules that bind to target sites in different gene regions and regulate post-transcriptional gene expression. Approximately 95% of human multi-exon genes can be spliced alternatively, which enables the production of functionally diverse transcripts and proteins from a single gene. Through alternative splicing, transcripts might lose the exon with the miRNA target site and become unresponsive to miRNA regulation.

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Appropriate data models are essential for the systematic collection, aggregation, and integration of health data and for subsequent analysis. However, recommendations for modeling health data are often not publicly available within specific projects. Therefore, the project Zukunftslabor Gesundheit investigates recommendations for modeling.

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Anomaly detection in mixed high-dimensional molecular data.

Bioinformatics

August 2023

Department of Statistical Bioinformatics, University of Regensburg, 93040 Regensburg, Germany.

Motivation: Mixed molecular data combines continuous and categorical features of the same samples, such as OMICS profiles with genotypes, diagnoses, or patient sex. Like all high-dimensional molecular data, it is prone to incorrect values that can stem from various sources for example the technical limitations of the measurement devices, errors in the sample preparation, or contamination. Most anomaly detection algorithms identify complete samples as outliers or anomalies.

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  • Advances in the molecular characterization of endometrial endometrioid adenocarcinomas have improved prognostic stratification but identifying risks in microsatellite instability (MSI) and copy-number (CN)-low cases remains difficult.
  • The study analyzed histomorphologic parameters in resection specimens from 228 tumors to discover potential biomarkers for better prognosis assessment.
  • Key findings included tumor budding (TB) being a significant independent factor for MSI tumors, while WHO grading was crucial for CN-low tumors, suggesting both should be used for improved management of these cancer cases.
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Aims: Type 2 diabetes (T2D) is rising worldwide. Self-care prevents diabetic complications. Lack of knowledge is one reason patients fail at self-care.

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Chronic hepatitis C virus (HCV) infections compromise natural killer (NK)-cell immunity. Direct-acting antivirals (DAA) effectively eliminate HCV, but the long-term effects on NK cells in cured patients are debated. We conducted a proteomic study on CD56 NK cells of chronic HCV-infected patients before and 1 year after DAA therapy.

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Eos and OMOCL: Towards a seamless integration of openEHR records into the OMOP Common Data Model.

J Biomed Inform

August 2023

Berlin Institute of Health at Charité - Universitätsmedizin Berlin, Digital Health Center, Kapelle-Ufer 2, 10117 Berlin, Germany; Health Data Science Unit, Heidelberg University Hospital and BioQuant, Im Neuenheimer Feld 267, 69120 Heidelberg, Germany. Electronic address:

Background: The reuse of data from electronic health records (EHRs) for research purposes promises to improve the data foundation for clinical trials and may even support to enable them. Nevertheless, EHRs are characterized by both, heterogeneous structure and semantics. To standardize this data for research, the Observational Medical Outcomes Partnership (OMOP) Common Data Model (CDM) standard has recently seen an increase in use.

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Background: Machine learning and artificial intelligence have shown promising results in many areas and are driven by the increasing amount of available data. However, these data are often distributed across different institutions and cannot be easily shared owing to strict privacy regulations. Federated learning (FL) allows the training of distributed machine learning models without sharing sensitive data.

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Background: Healthcare providers have to make ethically complex clinical decisions which may be a source of stress. Researchers have recently introduced Artificial Intelligence (AI)-based applications to assist in clinical ethical decision-making. However, the use of such tools is controversial.

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Objective: To provide guidance on the future development and role of medical informatics, or biomedical and health informatics, in form of reflections.

Method: To report on the author's previous activities as a medical informatician, which spans almost half a century. It began in 1973 when he started to study medical informatics.

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Participating in clerkships with general practitioners (GPs) is integral to studying medicine. The students gain deep and valuable insights into the everyday working practice of GPs. The central challenge is organizing these clerkships to distribute the students to the participating doctors' offices.

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Despite their increased secondary value for developing applications and knowledge gain, routine, harmonized and standardized datasets are often not available in Pediatrics. We propose a data integration pipeline towards an interoperable routine dataset in pediatric intensive care medicine. Our three-level approach involves identifying relevant data from primary source systems, developing local data integration processes, and converting data into a standardized, interoperable format using openEHR.

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Data harmonization is an important step in large-scale data analysis and for generating evidence on real world data in healthcare. With the OMOP common data model, a relevant instrument for data harmonization is available that is being promoted by different networks and communities. At the Hannover Medical School (MHH) in Germany, an Enterprise Clinical Research Data Warehouse (ECRDW) is established and harmonization of that data source is the focus of this work.

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Do Health Apps Stigmatize People with Obesity?

Stud Health Technol Inform

June 2023

Department of Digital Medicine, Medical Faculty OWL, Bielefeld University, Bielefeld, Germany.

Apps in the "Medicine" category of Apple's App Store were examined concerning the potential stigmatization of people with obesity through word and image language. Only 5/71 potentially stigmatizing apps related to obesity were identified. Stigmatization in this context can occur, for example, through the excessive promotion of very slim people in connection with weight loss-related apps.

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This poster describes the conciliation and approval process of the unified set of criteria for self-declaration of health app quality. The timeline underlines the necessity of transparency and open communication in regulations.

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COVID-19 Mobile Apps Trends Derived from Long-Term Google Play Analysis.

Stud Health Technol Inform

June 2023

Department of Digital Medicine, Medical Faculty OWL, Bielefeld University, Bielefeld, Germany.

In this paper, we describe the 5-year trends of COVID-related mobile apps in the Google Play platform obtained by retrospectively analyzing app descriptions. Out of 21764 and 48750 unique apps available free of charge in the "medical" and "health and fitness", there were 161 and 143 COVID-related apps, respectively. The prominentrise in apps' prevalence occurred in January 2021.

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Background: Smartphone apps are increasingly utilised by patients and physicians for medical purposes. Thus, numerous applications are provided on the App Store platforms.

Objectives: The aim of the study was to establish a novel, expanded approach of a semiautomated retrospective App Store analysis (SARASA) to identify and characterise health apps in the context of cardiac arrhythmias.

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The Minimum Feature Set for Designing Mobile Apps to Support Bipolar Disorder-Affected Patients: Proposal of Essential Functions and Requirements.

J Healthc Inform Res

June 2023

Department of Health Information Management, School of Allied Medical Sciences, Tehran University of Medical Sciences, Floor 3, No. 17, Fare-Danesh Alley, Tehran, Iran.

Research conducted on mobile apps providing mental health services has concluded that patients with mental disorders tend to use such apps to maintain mental health balance technology may help manage and monitor issues like bipolar disorder (BP). This study was conducted in four steps to identify the features of designing a mobile application for BP-affected patients including (1) a literature search, (2) analyzing existing mobile apps to examine their efficiency, (3) interviewing patients affected with BP to discover their needs, and 4) exploring the points of view of experts using a dynamic narrative survey. Literature search and mobile app analysis resulted in 45 features, which were later reduced to 30 after the experts were surveyed about the project.

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Article Synopsis
  • Hepatitis C virus (HCV) infection leads to issues with lipid metabolism and often causes persistent hepatic steatosis even after the virus is cleared through treatment.
  • * A study examined 94 patients who cleared HCV to investigate the relationship between soluble inflammatory mediators (SIMs) and steatosis severity, using a controlled attenuation parameter (CAP) to classify patients.
  • * Four specific biomarkers—stem cell factor (SCF), tumor necrosis factor ligand superfamily member 12 (TWEAK), fibroblast growth factor (FGF)-21, and interleukin-18 receptor 1 (IL-18R1)—were found to correlate with steatosis and CAP values, suggesting their potential involvement in ongoing liver
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Background: Many early signs of Surgical Site Infection (SSI) developed during the first thirty days after discharge remain inadequately recognized by patients. Hence, it is important to use interactive technologies for patient support in these times. It helps to diminish unnecessary exposure and in-person outpatient visits.

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