Skip to main content

Displaying results 9 - 16 of 1436
  • Talking Turkish: Using N-Grams for Syndromic Surveillance in a Turkish Emergency Department without the Need for English Translation

    Content Type: Abstract

    Previously we used an “N-Gram” classifier for syndromic surveillance of emergency department (ED) chief complaints (CC) in English for bioterrorism. The classifier is trained on a set of ED visits for which both the ICD diagnosis code and CC are… read more
    … of emergency department (ED) chief complaints (CC) in English for bioterrorism. The classifier is trained on a set of ED visits for which both the ICD diagnosis code and CC are available by measuring the associations of text … of emergency department (ED) chief complaints (CC) in English for bioterrorism. The classifier is trained …
  • SyCo: A Probabilistic Machine Learning Method for Classifying Chief Complaints into Symptom and Syndrome Categories

    Content Type: Abstract

    Scientists have utilized many chief complaint (CC) classification techniques in biosurveillance including keyword search, weighted keyword search, and naïve Bayes. These techniques may utilize CC-to-syndrome or CC-… read more
    … Scientists have utilized many chief complaint (CC) classification techniques in biosurveillance … search, and naïve Bayes. These techniques may utilize CC-to-syndrome or CC-to-symptom-to-syndrome classification approaches. In the … BACKGROUND Scientists have utilized many chief complaint (CC) classification techniques in biosurveillance including …
  • Tuning a Chief Complaint Text Parser for Use in DoD ESSENCE

    Content Type: Abstract

    An expanded ambulatory health record, the Comprehensive Ambulatory Patient Encounter Record (CAPER) will provide multiple types of data for use in DoD ESSENCE. A new type of data not previously available is the Reason for Visit (ROV), a free-text… read more
    … type of data not previously available is the Reason for Visit (ROV), a free-text field analogous to the Chief Complaint (CC). Intake personnel ask patients why they have come to the … type of data not previously available is the reason for visit (ROV), a free- text field analogous to the CC. Intake …
  • The Utility of Patient Chief Complaint and ICD 9 Classifiers for the Influenza Sub-Syndrome

    Content Type: Abstract

    In order to detect influenza outbreaks, the New York State Department of Health emergency department (ED) syndromic surveillance system uses patients’ chief complaint (CC) to assign visits to respiratory and fever syndromes… read more
    … surveillance system uses patients’ chief complaint (CC) to assign visits to respiratory and fever syndromes. Recently, the … surveillance system uses patients’ chief complaint (CC) to assign visits to res- piratory and fever syndromes. Recently, the … surveillance system uses patients’ chief complaint (CC) to assign visits to respiratory and fever syndromes. …
  • The use of patient temperature data for biosurveillance in the emergency department

    Content Type: Abstract

    Biosurveillance systems commonly use emergency department (ED) patient chief complaint data (CC) for surveillance of influenza-like illness (ILI). Daily volumes are tracked using a computerized patient CC classifier for fever (CC… read more
    … emergency department (ED) patient chief complaint data (CC) for surveillance of influenza-like illness (ILI). Daily volumes are tracked using a computerized patient CC classifier for fever (CC Fever) to identify febrile patients. Limitations in this … emergency depart- ment (ED) patient chief complaint data (CC) for surveillance of influenza-like illness (ILI). Daily …
  • Multilingual Chief Complaint Classifier

    Content Type: Abstract

    Free text chief complaints (CCs), which may be recorded in different languages, are an important data source for syndromic surveillance systems. For automated syndromic surveillance, CCs must be classified into predefined syndromic categories to… read more
    … technical challenges for the development of multilingual CC classifiers.  We addressed the technical challenges by first developing a ontology-enhanced CC classifier which exploits semantic relations in the … System (UMLS) to expand the knowledge of a rule-based CC classifier. Based on the ontologyenhanced English CC …
  • The Myths and Truths About Comparing Syndromic Data Across Sites

    Content Type: Abstract

    One of the more recent successes of NSSP has been the introduction of more robust data quality monitoring and reporting. However, despite the increased insight into data quality, there are still concerns about data sharing and comparisons across… read more
    … still concerns about data sharing and comparisons across sites. For NSSP to be most effective, users need to feel … confident in sharing data and making comparisons across sites. Objective: As the BioSense Platform matures and more … still concerns about data sharing and comparisons across sites. For NSSP to be most effective, users need to feel …
  • The Performance of Sub-Syndrome Chief Complaint Classifiers for the GI and RESP Syndromes

    Content Type: Abstract

    The Centers for Disease Control and Prevention BioSense has developed chief complaint (CC) and ICD9 sub syndrome classifiers for the major syndromes for early event detection and situational awareness. The prevalence of these sub… read more
    … and Prevention BioSense has developed chief complaint (CC) and ICD9 sub syndrome classifiers for the … department population and the performance of these CC classifiers have been little studied. Chart reviews have … by chart reviews to estimate the performance of a CC classifier.   Objective To determine the prevalence of …