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Displaying results 1 - 8 of 32
  • Finding Time-of-Arrival Clusters of Exposure-Related Visits to Emergency Departments in Contiguous Hospital Groups

    Content Type: Abstract

    Time-of-arrival (TOA) surveillance methodology consists of identifying clusters of patients arriving to a hospital emergency department (ED) with similar complaints within a short temporal interval. TOA monitoring of ED visit data is currently… read more
    … within a short temporal interval. TOA monitoring of ED visit data is currently conducted by the Florida Department … care hospital beds and 32% of all emergency department visits statewide. We present findings from TOA monitoring in … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 …
  • Quantifying the relationship between influenza-related emergency department visits and hospital admissions in BioSense

    Content Type: Abstract

    Real-time emergency department (ED) data from the BioSense surveillance program for ILI visits and ILI admissions provide valuable insight into disease severity that bridges gaps in traditional influenza surveillance systems that monitor ILI in… read more
    … (ED) data from the BioSense surveillance program for ILI visits and ILI admissions provide valuable insight into … but do not quantify the relationship between ILI visits and hospital admissions. Objective The purpose of … analysis of clinically rich hospital data. Patterns of visits and severity measures such as the ratio of admissions …
  • Increase in Pneumonia Cases as an Early Indicator of Severe and Pandemic Influenza Outbreak

    Content Type: Abstract

    Objective To enable the early detection of pandemic influenza, we have designed a system to differentiate between severe and mild influenza outbreaks. Historic information about previous pandemics suggested the evaluation of two… read more
    … and can be diagnosed immediately in a physician office visit, while a confirmed influenza diagnosis requires a … and can be diagnosed immediately in a physician office visit, while a confirmed influenza diagnosis requires a … outpatient office and hospital emergency room (ER) visits in selected counties in Virginia and Maryland, and …
  • Syndromic Surveillance for Bicycle Related Injuries in Boston, 2007-2010

    Content Type: Abstract

    In May of 2001, Boston released a strategic transportation plan to improve bicycle access and safety. [1] According to the Boston Transportation Department, ridership has increased 122% between 2007 and 2009. [2] A collaborative public health and… read more
    … In May of 2001, Boston released a strategic transportation plan … possible risk factors using bicycle related injury (BRI) visits at Boston emergency departments (ED). Document … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 …
  • An Exploration of New Uses of Traditional Data within an Ecological Study: Air Quality Effects on Pediatric Asthma Exacerbation Analysis

    Content Type: Abstract

    Under a grant from the Centers for Disease Control and Prevention (CDC), the DC DOH established the Environmental Public Health Tracking Program (EPHTP) to monitor specific environmental and public health indicators and to investigate any… read more
    … 2004 and DC hospital pediatric emergency department (ED) visits for asthma exacerbations.    Objective The study … the relationship between air quality and pediatric ED visits for asthma among DC residents over a 3 year period. … air quality and pediatric emergency department (ED) visits for asthma among DC residents over a 3 year period. …
  • Performance Characteristics of Control Chart Detection Methods

    Content Type: Abstract

    To recognize outbreaks so that early interventions can be applied, BioSense uses a modification of the EARS C2 method, stratifying days used to calculate the expected value by weekend vs weekday, and including a rate-based method… read more
    … and including a rate-based method that accounts for total visits. These modifications produce lower residuals … and including a rate-based method that accounts for total visits (2). These modifications produce lower residuals … count vs rate methods, the latter accounting for total visits (i.e., both visits assigned and not assigned to a …
  • 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
    … requirements and represented both ‘normal’ endemic visits (the background) as well as outbreak-specific records … requirements and represented both ‘normal’ endemic visits (the background) as well as outbreak-specific records … create the background data, emergency depart- ment (ED) visits were generated for each political unit in the NCR. ED …
  • 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 … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 …