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Displaying results 209 - 216 of 312
  • The Performance of a NGram Classifier for Patients' Chief Complaint Based on a Computerized Pick List Entry and Free Text in an Italian Emergency Department

    Content Type: Abstract

    Syndromic surveillance of emergency department (ED) visit data is often based on computer algorithms which assign patient chief complaints (CC) and ICD code data to syndromes. The triage nurse note (NN) has also been used for… read more
    … the 23 CC pick list categories. We used the 2005 data for training the classifiers and the 2006 data for testing the classifiers. We used an existing ESSENCE classifier for RESP as the criterion standard for …
  • Sensitivity and Specificity of an Ngram Method for Classifying Emergency Department Visits into the Respiratory Syndrome in the Turkish Language

    Content Type: Abstract

    Previously we developed an “Ngram” classifier for syndromic surveillance of emergency department (ED) chief complaints (CC) in Turkish for bioterrorism. The classifier is developed from a set of ED visits for which both the ICD… read more
    … grouping of ICD10 codes chosen to be similar to the ESSENCE-CDC RESP ICD9 codes. We then used an Ngram method … AT&T Labs applied to the first 10 months of data as a training set to create a Turkish CC RESP classifier. We next …
  • Assessing and Optimizing the Accuracy of Physician Billing Claims for Use in Automated Syndromic Surveillance

    Content Type: Abstract

    To assess the accuracy of community-based physician claims for identifying 5 syndromes: fever, gastrointestinal, neurological, rash, and respiratory.
    … [2] DoD-GEIS. 2003. ICD-9 code set used in ESSENCE. … E/ESSENCE.asp#ICD9 [3] CDC. 2003. Syndrome definitions for … http://www.geis.fhp.osd.mil/GEIS/SurveillanceActivities/ESSENCE/ESSENCE.asp#ICD9 …
  • Electronic Surveillance for Injury Prevention Using a Physician-Operated System

    Content Type: Abstract

    When hazardous materials or products emerge in the market, injury prevention researchers take action to promote awareness and legislation with the goal to prevent further injuries. This cannot be achieved without reliable data on trends and outcomes… read more
    … code based systems. We use these cases to form powerful training and validation sets for a bag of words classifier. We train the classifier and assess its performance on the … Endie Waziri2 and Adebola T. Olayinka1 Integrating R into ESSENCE to Enable Custom Data Analysis and Visualization …
  • Another Type of Cluster Monitoring: Detection of Groups of Anomalous Patient Residence Locations

    Content Type: Abstract

    The Veterans Health Administration (VHA) uses the Electronic Surveillance System for the Early Notification of Community-based Epidemics to detect disease outbreaks and other health-related events earlier than other forms of surveillance. Although… read more
    … for the Early Notification of Community- based Epidemics (ESSENCE) to detect disease outbreaks and other … Health Care System*Baltimore Medical Center. Using ESSENCE, daily counts of ICD-9 codes related to influenza …
  • Increasing the Return-on-Investment from Syndromic Surveillance: Putting the Systems to Work for Routine Local Health Department Activities

    Content Type: Abstract

    Since October 2004, the Indiana State Health Department and the Marion County Health Department have been developing and using a syndromic surveillance system based on emergency department admission data. The system … read more
    … The MCHD monitors the ED data using two methods: 1) the ESSENCE (Electronic Surveillance System for the Early … with chief complaints that would not trigger an alert in ESSENCE, the MCHD also uses user-defined queries in ESSENCE …
  • Early Identification of Salmonella Cases Using Syndromic Surveillance

    Content Type: Abstract

    On June 7, 2008, federal food protection and public health agencies alerted consumers of a nationwide outbreak of Salmonella Saintpaul infections. As of June 30, 2008, 851 persons infected with Salmonella Saintpaul with the same… read more
    … for the Early Notification of Community-based Epidemics (ESSENCE). In Maryland, 30% of acute care hospitals in the … Metro and National Capital Regions, send ED data to ESSENCE. Although syndromic surveillance is not generally …
  • Use of Informatics for Understanding Disease Activity in Community

    Content Type: Abstract

    Centre for Health Protection (CHP) plans to conduct a pilot project in developing a syndromic surveillance system using data from Emergency Departments (ED) in Hong Kong. This is part of the Communicable Disease Information System initiative, which… read more
    … are re- grouped into 10 syndrome groups according to the ESSENCE (1) for subsequent calculation of syn- drome … http://www.geis.fhp.osd.mil/GEIS/SurveillanceActivities/ESSENCE/ESSENCE.asp …