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Displaying results 1 - 8 of 9
  • Tweeting Fever: Are Tweet Extracts a Valid Surrogate Data Source for Dengue Fever?

    Content Type: Abstract

    Dengue fever is a major cause of morbidity and mortality in the Republic of the Philippines (RP) and across the world. Early identification of geographic outbreaks can help target intervention campaigns and mitigate the severity of outbreaks.… read more
    … used in these areas; for example, the RP is among the top 20 producers of tweets in the world. If social media … used in these areas; for example, the RP is among the top 20 producers of tweets in the world. If social media …
  • The Development of Virtual Data for Syndromic Surveillance Exercises

    Content Type: Abstract

    On 27 April 2005, a simulated bioterrorist event—the aerosolized release of Francisella tularensis in the men’s room of luxury box seats at a sports stadium—was used to exercise the disease surveillance capability of the National Capital Region (NCR… read more
    … (NCR). The objective of this exercise was to permit all of the health departments in the NCR to exercise … as it both is proprietary and contains protected, though de-identified, health information about real people; nor is … (NCR). The ob- jective of this exercise was to permit all of the health departments in the NCR to exercise inter- …
  • SAGES Update: Electronic Disease Surveillance in Resource-Limited Settings

    Content Type: Abstract

    The new 2005 International Health Regulations (IHR), a legally binding instrument for all 194 WHO member countries, significantly expanded the scope of reportable conditions and are intended to help prevent and respond to global public health… read more
    … Regulations (IHR), a legally binding instrument for all 194 WHO member countries, significantly expanded the … processes, and analyzes non-traditional data sources (i.e. chief complaints from hospital emergency departments, … Regulations (IHR), a legally binding instrument for all 194 WHO member countries, significantly expanded the …
  • Applications of the ESSENCE Desktop Edition for Outbreak Detection in a Resource-Limited Setting

    Content Type: Abstract

    Recent events have focused on the role of emerging and re-emerging diseases not only as a significant public health threat but also as a serious threat to the economy and security of nations. The lead time to detect and contain a novel emerging… read more
    … more than 5 while 9/17 had case counts of 5 or less for all 7 days in the past week. For municipalitieswith at least … For municipalities with case counts of 5 or less for all 7 prior days, no alerts were usually generated (median 0 … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 …
  • Diagnosis Coding Anomalies Resulting in Hemorrhagic Illness Alerts in Veterans Health Administration Outpatient Clinics

    Content Type: Abstract

    The Veterans Health Administration (VHA) operates over 880 outpatient clinics across the nation. The Johns Hopkins Applied Physics Laboratory’s Electronic Surveillance System for the Early Notification of Community-Based Epidemics (ESSENCE) utilizes… read more
    … Alerts in.pdf 7 views Submitted by elamb on Tue, 03/26/2019 - 16:22 … speci- fied (NOS), thrombocytopathy, and coagulation de- fect NOS). METHODS A total of 72055 occurrences of outpatient clinic di- agnosis codes falling into the HI category for a three- …
  • Classification of Emergency Department Syndromic Data for Seasonal Influenza Surveillance

    Content Type: Abstract

    We evaluated several classifications of emergency department (ED) syndromic data to ascertain best syndrome classifications for ILI.
    … through 4/28/2007 and excluded one hospital that did not provide ED chief com- plaints. The weekly number of … including data from the diagnosis, where available, did not consistently improve the SNR. The correlation with … of the “CCFEVER” and “ANYFE- VER” categories, which did not lag behind RA. Us- ing an algorithm that switches …
  • Defining Clinical Condition Categories for Biosurveillance

    Content Type: Abstract

    The goal of this project is to create a set of clinical condition categories based on explicit criteria for use in biosurveillance programs. The categories will be defined and keywords and ICD-9-CM diagnosis codes for implementation will be proposed.
    … 1) must support biosurveillance of disease outbreaks due to bioterrorism category A, B, and C agents and other …
  • Biosurveillance applications for resource-limited settings: open ESSENCE and ESSENCE desktop edition

    Content Type: Abstract

    More than a decade ago, in collaboration with the U.S. Department of Defense, the Johns Hopkins University Applied Physics Laboratory (JHU/APL) developed the Electronic Surveillance System for the Early Notification of Community-based… read more
    … areas: OE and EDE. Methods Biosurveillance is needed at all levels of public health, the local health clinic, as … algorithms. Each also produces case-level data lists, pie and bar charts of any available variable, and alert or … geographical shape files are available. In addition, all of the user interface components in OE are internationa- …