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Displaying results 49 - 56 of 440
  • Automated detection of data entry errors in a real time surveillance system

    Content Type: Abstract

    Real-Time Biosurveillance Program (RTBP) introduces modern surveillance technology to health departments in Sri Lanka and Tamil Nadu, India. Triage data from each patient visit (basic demographics, signs, symptoms, preliminary… read more
    … and Tamil Nadu, India. Triage data from each patient visit (basic demographics, signs, symptoms, preliminary … and Tamil Nadu, India.1 Triage data from each patient visit (basic demographics, signs, symptoms, preliminary … analyses, whichmight have been affected by errors, and follow-up with data entry personnel to prevent similar …
  • Adapting a syndromic biosurveillance system to monitor veterans’ health impact associated with the gulf coast oil spill

    Content Type: Abstract

    On 20 April 2010, an explosion on an offshore drilling rig in the Gulf of Mexico led to a prolonged uncontrolled release of crude oil. Both clean-up workers and coastal residents were potentially at high risk for respiratory and other… read more
    … (ESSENCE). ESSENCE captures specific patient care visit ICD-nine codes belonging to selected conditions that … (ESSENCE).1 ESSENCE captures specific patient care visit ICD-nine codes belonging to selected conditions that … (ESSENCE). ESSENCE captures specific patient care visit ICD-nine codes belonging to selected conditions that …
  • Analytic Fusion of ESSENCE Clinical Evidence Sources for Routine Decision Support

    Content Type: Abstract

    Block 3 of the US Military Electronic Surveillance System for Early Notification of Community-Based Epidemics (ESSENCE) system affords routine access to multiple sources of data. These include administrative clinical encounter records in the… read more
    … and others. CAPER records include a free-text Reason for Visit field, analogous to chief complaint text in civilian … and others. CAPER records include a free-text Reason for Visit field, analogous to chief complaint text in civilian … and others. CAPER records include a free-text Reason for Visit field, analogous to chief complaint text in civilian …
  • Negation Processing in Free Text Emergency Department Data for Public Health Surveillance

    Content Type: Use Case

    Materials associated with the Analytic Solutions for Real-Time Biosurveillance: Negation Processing in Free Text Emergency Department Data for Public Health Surveillance consultancy held January 19-20, 2017 at the University of Utah, Salt Lake… read more
    … cannot properly identify negated terms. For example, a visit is classified into a fever syndrome when the chief … appear, however, when negation is complex and/or doesn’t follow set rules.  In addition, some EHRs are generating … cannot properly identify negated terms. For example, a visit is classified into a fever syndrome when the chief …
  • Estimation And Validation of An Outbreak Simulator

    Content Type: Abstract

    In previous work, we described a non-disease-specific outbreak simulator for the evaluation of outbreak detection algorithms. This Template-Driven Simulator generates disease patterns using user-defined template functions.… read more
    … anthrax cases. The home census block group and time of visit to an emergency department are available for each … anthrax cases. The home census block group and time of visit to an emergency de- partment are available for each … (1) For each case, BARD simulates emergency depart- ment visit times using a convolution of two log- normal …
  • Improvement in Performance of Ngram Classifiers with Frequent Updates

    Content Type: Abstract

      Syndromic surveillance of emergency department(ED) visit data is often based on computerized classifiers which assign patient chief complaints (CC) tosyndromes. These classifiers may need to be updatedperiodically to account for changes… read more
    …   Syndromic surveillance of emergency department(ED) visit data is often based on computerized classifiers which … Syndromic surveillance of emergency department (ED) visit data is often based on computerized classi- fiers …   Syndromic surveillance of emergency department(ED) visit data is often based on computerized classifiers which …
  • Regional Syndromic Surveillance Data Sharing Workshop: HHS Region 4

    Content Type: Report

    A Regional Syndromic Surveillance Data Sharing Workshop was held in Health and Human Services (HHS) Region 4 on May 12-13, 2015 at the Emory University Rollins School of Public Health in Atlanta, GA. This was the seventh workshop in a… read more
    … skill assessments, a two-day in-person workshop, and follow up support after the workshop (Appendix A). In this … participants developed and shared analyses of asthma ED visit trends between August 3, 2014 and January 31, 2015. … skill assessments, a two-day in-person workshop, and follow up support after the workshop (Appendix A). In this …
  • Characterization of communicable disease epidemics using bayesian inversion

    Content Type: Abstract

    The evolution of a communicable disease in a human population is not entirely predictable. However, the spreading process can be assumed to vary smoothly in time. The time-dependent infection process can be linked to observations of… read more
    … the delay is caused by incubation and a (hospital) visit delay, modeled as independent random variables. A … data, the delay is caused by incubation and a (hospital) visit delay, modeled as independent random variables. A … for use with biosurveillance data, by adding a model for visit delay. The model is also augmented, for use in …