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Displaying results 585 - 592 of 618
  • Does Climate Predict the Timing of Peak Influenza Activity in the United States?

    Content Type: Abstract

    Though spatio-temporal patterns of influenza spread have often suggested that environmental factors, such as temperature, solar radiation and humidity play a key role, few studies have directly assessed their effect on the timing… read more
    … in the United States using pediatric hospitalization visits with ICD-9 codes equal to 486.00, 487.00, 487.10 or …
  • Exercise Demonstrates Effective Syndromic Surveillance Response Process

    Content Type: Abstract

    Currently, Indiana monitors emergency department patient chief complaint data from 73 geographically dispersed hospitals. These data are analyzed using the Electronic Surveillance System for the Early Notification of Community-… read more
    … and used anthrax as the agent. Twelve of the 14 patient visits generating the respiratory alert were part of the …
  • Performances of a Syndromic Surveillance System during a Heat Wave

    Content Type: Abstract

    The 2003 heat wave in France (15,000 extra deaths in 10 days) led the French institute for public health surveillance to modify its public health surveillance system. One of the major objectives of this program was a real time… read more
    … (4). RESULTS Fifteen hospitals were selected and 118,119 visits were recorded during the 3 months. Sensitivity and …
  • Preliminary Findings from the BioSense Evaluation Project

    Content Type: Abstract

    In October 2006, the Centers for Disease Control and Prevention funded four institutions, including Emory University, to conduct evaluations of the BioSense surveillance system. These evaluations include investigations of situations… read more
    … or locally initiated syndromic surveil- lance for ED visits or 911 calls, sentinel surveillance, ad hoc active …
  • Improving Detection Timeliness by Modeling and Correcting for Data Availability Delays

    Content Type: Abstract

    The performance of even the most advanced syndromic surveillance systems can be undermined if the monitored data is delayed before it arrives into the system.  In such cases, an outbreak may be detected only after it is too late for appropriate… read more
    … 2005. These models predict the percentage of total visits from a given date that will be available to the …
  • Active Fever Surveillance During Malaria Outbreak in Western Jamaica

    Content Type: Abstract

    Malaria, major leading cause of morbidity and mortality in third world countries has been successfully eliminated from Jamaica since 1965. This, however, is being constantly challenged by lack of sustained vector control… read more
    … a confirmed case of malaria is identified, house to house visits were also made to the area where the case came from …
  • Use of emergency department data for case finding following a community anthrax exposure

    Content Type: Abstract

    On 24 December 2009, a female New Hampshire resident was confirmed to have gastrointestinal anthrax on the basis of clinical findings and laboratory testing. Her source of anthrax was not immediately known, so the New Hampshire… read more
    … down a pool of nearly 2,00,000 emergency department visits to 62 possible cases requiring further investigation, …
  • The Predictive Accuracy of Non-Regression Data Analysis Methods

    Content Type: Abstract

    Analysis of time series data requires accurate calculation of a predicted value. Non-regression methods such as the Early Aberration Reporting System CuSum are computationally simple, but most do not adjust for day of week… read more
    … for cluster detection, adjustment for total number of visits, and assessment using other data sources and events. …