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Displaying results 1 - 8 of 11
  • Can Chief Complaints Identify Patients with Febrile Syndromes?

    Content Type: Abstract

     Syndromic surveillance systems often classify patients into syndromic categories based on emergency department (ED) chief complaints. There exists no standard set of syndromes for syndromic surveillance, and the available syndromic case… read more
    … Pittsburgh, Pittsburgh, PA. Received for publication May 26, 2006; accepted for publication May 3, 2007. Background … syndromes, including syndromes that occur infrequently. All patients with an electronic triage chief complaint and … complaint only needed to be positive for the syndrome (i.e., the chief complaint did not need to indicate fever). …
  • Evaluation of Preprocessing Techniques for Chief Complaint Classification

    Content Type: Abstract

    The Real-time Outbreak and Disease Surveillance system collects chief complaints as free text and uses a naïve Bayesian classifier called CoCo to classify the complaints into syndromic categories. CoCo 3.0 has been trained on 28,990 manually clas-… read more
    … free text chief com-plaints are challenging to work with, due to problems caused by linguistic variations such as … text chief com- plaints are challenging to work with, due to problems caused by linguistic variations such as … of unique words in the training set from 2,775 to 2,308. All the words changed in the test set by the preprocessor …
  • Standardization to aid interoperability between NLP system

    Content Type: Abstract

    There are a number of Natural Language Processing (NLP) annotation and Information Extraction (IE) systems and platforms that have been successfully used within the medical domain. Although these groups share components of their systems, there… read more
    … Processing (NLP) annotation and Information Extraction (IE) systems and platforms that have been successfully used … for interoperability between annotation tools, NLP tools, IE tools, corpus evaluation tools and encoded clinical … Processing (NLP) annotation and Information Extraction (IE) systems and platforms that have been successfully used …
  • Evaluating Syndrome Definitions in the Extended Syndromic Surveillance Ontology

    Content Type: Abstract

    The Extended Syndromic Surveillance Ontology (ESSO) is an open source terminological ontology designed to facilitate the text mining of clinical reports in English [1,2]. At the core of ESSO are 279 clinical concepts (for example, fever, confusion,… read more
    … designed an online survey that presented respondents with all the clinical concepts associated with each syndrome … have participated in the survey, with 14 completing all the questions. Although providing personal information … two from the UK NHS). Apart from one assistant professor, all the respondents had either ‘public health’, …
  • Challenges in adapting an natural language processing system for real-time surveillance

    Content Type: Abstract

    We are developing a Bayesian surveillance system for realtime surveillance and characterization of outbreaks that incorporates a variety of data elements, including free-text clinical reports. An existing natural language processing (… read more
    … made changes to the NLP system using a development set of 26 laboratory- verified Shigellosis cases and 20 …
  • A web-based platform to support text mining of clinical reports for public health surveillance

    Content Type: Abstract

    PyConTextKit is a web-based platform that extracts entities from clinical text and provides relevant metadata - for example, whether the entity is negated or hypothetical - using simple lexical clues occurring in the window of text surrounding the… read more
    … permitting all non-commercial use, distribution, and reproduction in … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 …
  • Using cKASS to facilitate knowledge authoring and sharing for syndromic surveillance

    Content Type: Abstract

    Mining text for real-time syndromic surveillance usually requires a comprehensive knowledge base (KB) which contains detailed information about concepts relevant to the domain, such as disease names, symptoms, drugs, and radiology findings. Two such… read more
    … concept only, concept and its attributes or concept and all its subclasses). Finally, once created, KBs can be … permitting all non-commercial use, distribution, and reproduction in … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 …
  • Unstructured Free-text Data and Meaningful Use

    Content Type: Abstract

    In 2010, as rules for the Centers for Medicaid and Medicare Electronic Heatlh Record (EHR) Incentive Programs (Meaningful Use)(1), were finalized, ISDS became aware of a trend towards new EHR systems capturing or sending emergency department (ED)… read more
    … permitting all non-commercial use, distribution, and reproduction in … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 …