191 results match your criteria: "Health Informatics Centre[Affiliation]"

Deciphering abbreviations in Malaysian clinical notes using machine learning.

Methods Inf Med

January 2025

Artificial Intelligence Lab, Mimos Berhad, Kuala Lumpur, Malaysia.

Objective: This is the first Malaysian machine learning model to detect and disambiguate abbreviations in clinical notes. The model has been designed to be incorporated into MyHarmony, a Natural Language Processing system, that extracts clinical information for healthcare management. The model utilizes word embedding to ensure feasibility of use, not in real-time but for secondary analysis, within the constraints of low-resource settings.

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Background: Clinical guideline development preferentially relies on evidence from randomized controlled trials (RCTs). RCTs are gold-standard methods to evaluate the efficacy of treatments with the highest internal validity but limited external validity, in the sense that their findings may not always be applicable to or generalizable to clinical populations or population characteristics. The external validity of RCTs for the clinical population is constrained by the lack of tailored epidemiological data analysis designed for this purpose due to data governance, consistency of disease or condition definitions, and reduplicated effort in analysis code.

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A pipeline for harmonising NHS Scotland laboratory data to enable national-level analyses.

J Biomed Inform

January 2025

Health Informatics Centre, School of Medicine, University of Dundee, UK; Health Data Research UK, London, UK. Electronic address:

Objective: Medical laboratory data together with prescribing and hospitalisation records are three of the most used electronic health records (EHRs) for data-driven health research. In Scotland, hospitalisation, prescribing and the death register data are available nationally whereas laboratory data is captured, stored and reported from local health board systems with significant heterogeneity. For researchers or other users of this regionally curated data, working on laboratory datasets across regional cohorts requires effort and time.

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Background: Adults with intellectual disability experience more pain than adults without and, despite a higher number of medications being prescribed, may be less likely to receive medication for pain. We conducted a systematic review of existing literature on medication for pain and painful conditions in adults with intellectual disability to explore if there is any association with polypharmacy, multimorbidity or demographic characteristics.

Methods: This systematic review followed PRISMA guidelines.

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The COVID-19-Curated and Open Analysis and Research Platform (CO-CONNECT) project worked with 22 organizations across the United Kingdom to build a federated platform, enabling researchers to instantaneously and dynamically query federated datasets to find relevant data for their study. Finding relevant data takes time and effort, reducing the efficiency of research. Although data controllers could understand the value of such a system, there were significant challenges and delays in setting up the platform in response to COVID-19.

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Article Synopsis
  • The study aimed to evaluate the impact of the UK MHRA's March 2019 Risk Minimisation Measures (RMM) on the usage of fluoroquinolones using interrupted time series (ITS) methods.
  • It analyzed monthly and quarterly fluoroquinolone usage data from various healthcare settings between 2012 and 2022, employing segmented regression and ARIMA models to assess changes across different age groups.
  • Results showed significant reductions in fluoroquinolone usage after the RMM implementation across multiple databases, but some statistical issues such as heteroscedasticity and non-normality were observed in hospital-level data.
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The potential of human leukocyte antigen alleles to assist with multiple-contributor DNA mixtures: Proof of concept study.

Sci Justice

September 2024

Leverhulme Research Centre for Forensic Science, Fleming Gym Building, University of Dundee, Small's Wynd, Dundee, United Kingdom. Electronic address:

One of the most challenging issues still present in forensic DNA analysis is identifying individuals in samples containing DNA from multiple contributors. The introduction of novel identification markers may be a useful tool in the deconvolution of such DNA mixtures. In this study, we investigated the potential of alleles from the human leukocyte antigen system (HLA) to aid in identifying individuals in complex, multiple-donor DNA samples.

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As health systems transition to ICD-11, it is essential to gauge the readiness and improve existing transition efforts. Assessing the intention to use ICD-11 and factors influencing it is imperative to encourage the use of ICD-11 among the medical record officers (MROs) and assistant medical record officers (AMROs). This study aims to develop and validate a questionnaire on the factors influencing the intention to use ICD-11 among MROs and AMROs in the Ministry of Health, Malaysia.

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The Nordic Countries are seen as forerunners in the field of digital health technologies and national implementation has been guided by sector specific strategies for many years. In the context of new European legislation such as the European Health Data Space (EHDS), a review of the existing strategies is indicated. The objective of this policy analysis is to assess and compare the scope, ambitions and extent of accountability in national-level digital health policies in the Nordic countries.

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: : To provide contemporary data on cancer mortality rates within the context of incidence in the population with intellectual disabilities. : : Scotland's 2011 Census was used to identify adults with intellectual disabilities and controls with records linked to the Scottish Cancer Registry and death certificate data (March 2011-December 2019). The control cohort without intellectual disabilities and/or autism were used for indirect standardisation and calculation of crude incident rates/crude mortality rates, and age-sex standardised incident rate ratios/standardised mortality ratios (SIR/SMR), with 95% CIs.

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Objective: To enable reproducible research at scale by creating a platform that enables health data users to find, access, curate, and re-use electronic health record phenotyping algorithms.

Materials And Methods: We undertook a structured approach to identifying requirements for a phenotype algorithm platform by engaging with key stakeholders. User experience analysis was used to inform the design, which we implemented as a web application featuring a novel metadata standard for defining phenotyping algorithms, access via Application Programming Interface (API), support for computable data flows, and version control.

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Aims: Electronic health records (EHR) linked to Digital Imaging and Communications in Medicine (DICOM), biological specimens, and deep learning (DL) algorithms could potentially improve patient care through automated case detection and surveillance. We hypothesized that by applying keyword searches to routinely stored EHR, in conjunction with AI-powered automated reading of DICOM echocardiography images and analysing biomarkers from routinely stored plasma samples, we were able to identify heart failure (HF) patients.

Methods And Results: We used EHR data between 1993 and 2021 from Tayside and Fife (~20% of the Scottish population).

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The transition of ICD has never been a straightforward initiative. As nations transition to ICD-11, ensuring its acceptance among the users is essential. To our knowledge, there are limited studies about the instrument and ICD-11 adoption.

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Machine learning models in trusted research environments - understanding operational risks.

Int J Popul Data Sci

February 2024

School of Computer Science and Creative Technologies, University of the West of England, Coldharbour Lane, Bristol BS16 1QY.

Introduction: Trusted research environments (TREs) provide secure access to very sensitive data for research. All TREs operate manual checks on outputs to ensure there is no residual disclosure risk. Machine learning (ML) models require very large amount of data; if this data is personal, the TRE is a well-established data management solution.

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User engagement with organizational mHealth stress management intervention - A mixed methods study.

Internet Interv

March 2024

Department of Learning, Informatics, Management and Ethics, Health Informatics Centre, Karolinska Institutet, Tomtebodavägen 18a, 171 65 Solna, Stockholm, Sweden.

Mobile health (mHealth) demonstrates great promise for providing effective and accessible interventions within an organizational context. Compared with traditional workplace interventions, mHealth solutions may be significantly more scalable and easier to standardize. However, inadequate user engagement is a major challenge with mHealth solutions that can negatively impact the potential benefits of an intervention.

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The Scottish Medical Imaging Archive: 57.3 Million Radiology Studies Linked to Their Medical Records.

Radiol Artif Intell

January 2024

From the EPCC, University of Edinburgh, Edinburgh, Scotland, United Kingdom (R.B., A.H., R.M., D.S., A.B., B.P., W.K., D.S.M., J.F.R.H., M.P.); Health Informatics Centre (T.N., J.S., G.M., D.H., S.K., L.T., R.T., K.G., P.S.R., S.R., E.M.B., R.M., E.J.), Division of Imaging Science and Technology (D.S.), Division of Population Health and Genomics (A.D.), and Department of Computing (E.T.), University of Dundee, Dundee DD1 4HN, Scotland; Public Health Scotland, Edinburgh, Scotland (J.C., I.B., C.M., R.W.); University of Edinburgh Brain Research Imaging Centre, Edinburgh Imaging, Queen's Medical Research Institute, Edinburgh, Scotland (E.J.R.v.B.); Health Data Research UK, London, England (A.M., E.J.).

MRI, Imaging Sequences, Ultrasound, Mammography, CT, Angiography, Conventional Radiography Published under a CC BY 4.0 license. See also the commentary by Whitman and Vining in this issue.

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Exploring the Operational and Technical Changes in the Healthcare Sector During the COVID-19 Pandemic.

Stud Health Technol Inform

October 2023

Health Informatics Centre, Department of Learning, Informatics, Management, and Ethics, Karolinska Institute, Tomtebodavägen 18A, 171 77 Solna, Sweden.

The COVID-19 pandemic has affected the healthcare sector globally including Sweden, creating subsequent operational and technical changes to the wide range of digital healthcare services utilized by healthcare professionals or end consumers. A qualitative study using a self-assessment survey based on the national health services digital maturity assessment was used to study these changes from the perspective of personnel working in Swedish healthcare-related organizations. The number of 30 respondents was selected using purposive sampling, out of them 11 responded.

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Patients' Experiences of Initiating Video Consultations.

Stud Health Technol Inform

October 2023

Participatory eHealth and Health Data Research Group, Department of Women's and Children's Health, Uppsala University, Sweden.

Implementation and adoption of video consultations (VCs) in healthcare are not straightforward. Experiences of initiating a VC could increase our understanding of adoption by patients. This study aims to report patients' experiences of installing and booking a VC in primary care.

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To connect or not connect: long-term adoption of video consultations, and reasons for discontinuing use.

J Telemed Telecare

October 2023

Participatory eHealth and Health Data Research Group, Department of Women's and Children's Health, Uppsala University, Uppsala, Sweden.

Introduction: This study investigates factors related to long-term and short-term adoption of video consultations (VCs) and reasons for discontinuing use among primary care patients.

Methods: A sample of primary care patients using VCs with healthcare providers were invited to take a survey in a cross-sectional study. Participants were asked about their intention to continue to have video consultations in the future, and those indicating no intention to use VCs in the future (short-term adopters) were asked about their reasons for this.

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Background: Cyber threats are increasing across all business sectors, with health care being a prominent domain. In response to the ever-increasing threats, health care organizations (HOs) are enhancing the technical measures with the use of cybersecurity controls and other advanced solutions for further protection. Despite the need for technical controls, humans are evidently the weakest link in the cybersecurity posture of HOs.

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Sound psychometric properties of a short new screening tool for patient safety climate: applying a Rasch model analysis.

BMC Health Serv Res

July 2023

Medical Management Center, Department of Learning, Informatics, Medical Management and Ethics, Karolinska Institutet, Solna, Sweden.

Background: WHO recommends repeated measurement of patient safety climate in health care and to support monitoring an 11 item questionnaire on sustainable safety engagement (HSE) has been developed by the Swedish Association of Local Authorities and Regions. This study aimed to validate the psychometric properties of the HSE.

Methods: Survey responses (n = 761) from a specialist care provider organization in Sweden was used to evaluate psychometric properties of the HSE 11-item questionnaire.

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Background: Participating in exercise following a stroke is essential for recovery. When community-based rehabilitation services end, some people struggle to remain active. We codesigned Keeping Active with Texting After Stroke (KATS), a text message intervention to support home-based, self-directed plans to continue exercising.

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Evaluation of an Electronic Care and Rehabilitation Planning Tool With Stroke Survivors With Aphasia: Usability Study.

JMIR Hum Factors

April 2023

Health Informatics Centre, Department of Learning, Informatics, Management and Ethics, Karolinska Institutet, Stockholm, Sweden.

Background: Patients with chronic illnesses with physical and cognitive disabilities, particularly stroke survivors with aphasia, are often not involved in design and evaluation processes. As a consequence, existing eHealth services often do not meet the needs of this group of patients, which has resulted in a digital divide.

Objective: The aim of this study was to examine the effectiveness and user satisfaction of an electronic care and rehabilitation planning tool from the perspective of stroke survivors with aphasia.

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Article Synopsis
  • The study aimed to compare the incidence rates of adverse events of special interest (AESIs) following COVID-19 infection with historical rates in the general population, focusing on 16 specific health outcomes.
  • Researchers conducted a multinational cohort study using diverse health data from 2017 to 2022 and found that post-COVID-19 AESIs were consistently more common, with significant variations based on age and population demographics.
  • The findings indicated that thromboembolic events, like pulmonary embolism, were particularly prevalent after a COVID-19 infection, highlighting the need for further research on long-term complications related to the virus.
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Article Synopsis
  • The study investigates how different definitions of multimorbidity (having multiple long-term conditions) affect prevalence rates among a large population in England.
  • The findings reveal that prevalence rates vary, with the definition of having at least two long-term conditions (MM2+) being the most common, while mental-physical multimorbidity showed a lower association with age compared to others.
  • Results indicate that socioeconomic factors significantly impact the onset of multimorbidity, particularly among younger individuals in deprived areas, and generally, women experience higher rates across all definitions.
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