AIMC Topic: Electronic Health Records

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Automated systems for the de-identification of longitudinal clinical narratives: Overview of 2014 i2b2/UTHealth shared task Track 1.

Journal of biomedical informatics Jul 28, 2015
The 2014 i2b2/UTHealth Natural Language Processing (NLP) shared task featured four tracks. The first of these was the de-identification track focused on identifying protected health information (PHI) in longitudinal clinical narratives. The longitudi...
Narration Pattern Recognition, Automated Natural Language Processing Electronic Health Records Confidentiality Computer Security Cohort Studies Data Mining Vocabulary, Controlled Longitudinal Studies
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Combining expert knowledge and knowledge automatically acquired from electronic data sources for continued ontology evaluation and improvement.

Journal of biomedical informatics Jul 23, 2015
INTRODUCTION: A common bottleneck during ontology evaluation is knowledge acquisition from domain experts for gold standard creation. This paper contributes a novel semi-automated method for evaluating the concept coverage and accuracy of biomedical ...
Information Storage and Retrieval Humans Biological Ontologies Electronic Health Records Knowledge Decision Support Systems, Clinical Bacterial Infections
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Identifying risk factors for heart disease over time: Overview of 2014 i2b2/UTHealth shared task Track 2.

Journal of biomedical informatics Jul 22, 2015
The second track of the 2014 i2b2/UTHealth natural language processing shared task focused on identifying medical risk factors related to Coronary Artery Disease (CAD) in the narratives of longitudinal medical records of diabetic patients. The risk f...
Male Middle Aged Risk Assessment Comorbidity Incidence Cohort Studies Longitudinal Studies Humans Electronic Health Records Female Aged Vocabulary, Controlled Diabetes Complications Confidentiality Boston Data Mining Pattern Recognition, Automated Computer Security Narration Natural Language Processing Coronary Artery Disease
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Ease of adoption of clinical natural language processing software: An evaluation of five systems.

Journal of biomedical informatics Jul 22, 2015
OBJECTIVE: In recognition of potential barriers that may inhibit the widespread adoption of biomedical software, the 2014 i2b2 Challenge introduced a special track, Track 3 - Software Usability Assessment, in order to develop a better understanding o...
Attitude to Computers Natural Language Processing Data Mining Pattern Recognition, Automated Software Electronic Health Records Middle Aged User-Computer Interface Humans
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Combining knowledge- and data-driven methods for de-identification of clinical narratives.

Journal of biomedical informatics Jul 22, 2015
A recent promise to access unstructured clinical data from electronic health records on large-scale has revitalized the interest in automated de-identification of clinical notes, which includes the identification of mentions of Protected Health Infor...
Pattern Recognition, Automated Computer Security Vocabulary, Controlled Cohort Studies Models, Statistical Narration Natural Language Processing Confidentiality Data Mining United Kingdom Machine Learning Computer Simulation Electronic Health Records
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Agile text mining for the 2014 i2b2/UTHealth Cardiac risk factors challenge.

Journal of biomedical informatics Jul 22, 2015
This paper describes the use of an agile text mining platform (Linguamatics' Interactive Information Extraction Platform, I2E) to extract document-level cardiac risk factors in patient records as defined in the i2b2/UTHealth 2014 challenge. The appro...
Humans Electronic Health Records Female Aged Comorbidity Incidence Cohort Studies Longitudinal Studies Male Cardiovascular Diseases Middle Aged Risk Assessment Vocabulary, Controlled Diabetes Complications Data Mining United Kingdom Pattern Recognition, Automated Computer Security Narration Natural Language Processing Confidentiality
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A Robust e-Epidemiology Tool in Phenotyping Heart Failure with Differentiation for Preserved and Reduced Ejection Fraction: the Electronic Medical Records and Genomics (eMERGE) Network.

Journal of cardiovascular translational research Jul 21, 2015
Identifying populations of heart failure (HF) patients is paramount to research efforts aimed at developing strategies to effectively reduce the burden of this disease. The use of electronic medical record (EMR) data for this purpose is challenging g...
Stroke Volume United States Natural Language Processing Heart Failure Reproducibility of Results Male Ventricular Function, Left Data Mining Humans Algorithms Phenotype Electronic Health Records Female
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Challenges in clinical natural language processing for automated disorder normalization.

Journal of biomedical informatics Jul 14, 2015
BACKGROUND: Identifying key variables such as disorders within the clinical narratives in electronic health records has wide-ranging applications within clinical practice and biomedical research. Previous research has demonstrated reduced performance...
Electronic Health Records Narration Natural Language Processing Vocabulary, Controlled Humans Machine Learning Software
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Using ontologies to improve semantic interoperability in health data.

Journal of innovation in health informatics Jul 10, 2015
The present-day health data ecosystem comprises a wide array of complex heterogeneous data sources. A wide range of clinical, health care, social and other clinically relevant information are stored in these data sources. These data exist either as s...
Cooperative Behavior Health Information Exchange Semantics Biological Ontologies Clinical Coding Interdisciplinary Communication Humans Electronic Health Records Chronic Disease
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In this issue: Ontologies a key concept in informatics and key for open definitions of cases, exposures, and outcome measures.

Journal of innovation in health informatics Jul 10, 2015
Humans Electronic Health Records Semantics Biological Ontologies Health Information Exchange
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