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Displaying results 561 - 568 of 857
  • Detection of Walkerton Gastroenteritis Outbreak Using Syndromic Surveillance of Emergency Room Records

    Content Type: Abstract

    In May 2000 accidental contamination of the water supply led to an outbreak of severe gastroenteritis in Walkerton Ontario, Canada. Of 1346 cases associated with exposure to Walkerton water, 65 were admitted to hospital, 27 developed Hemolytic-… read more
    … using their own specialized algorithms. RESULTS ER visits associated with the outbreak were highly concentrated … is it s pe r da y Walkerton Site Only Exclude “Other” All Visits Exclude “Other”GI only All Visits 450 470 490 510 530 …
  • Geographic Categorization Methods Used in BioSense

    Content Type: Abstract

    BioSense is a CDC initiative to promote situational awareness through summarizing, analyzing, and presenting health related event information. Among the data sources collected and analyzed through the BioSense application are the Department of… read more
    … facility based on the alternate stan- dard deviation. Visits with a mileage less than or equal to the maximum distance cutoff were catego- rized as local visits, whereas visits with a mileage greater than the …
  • The Use of BioSense Data for Surveillance of Gastrointestinal Illness

    Content Type: Abstract

    The BioSense system currently receives real-time data from more than 370 hospitals, as well as national daily batched data from over 1100 Department of Defense and Veterans Affairs medical facilities. BioSense maps chief… read more
    … mapped to: 1) the same indicator (e.g., whether patient visits having a chief complaint of diarrhea also had a final … alone were completed on 343 hospitals while analyses on visits requiring both an ED CCs and final diagnoses were … average rate for the GI syndrome was 140 per 1000 visits (range: 115-170 among facilities) for ED CC and 120 …
  • Evolution of a Syndromic Surveillance Case Definition

    Content Type: Abstract

    In North Carolina, select hospital emergency departments have been submitting data since 2003 for use in syndromic surveillance. These data are collected, stored, and parsed into syndrome categories by the North Carolina… read more
    … zoster were not included. From the 813,536 ED visits in the database for the calendar year 2004, all visits with the ICD-9-CM code of 052.0-052.9 (CP) and all visits meeting the syndrome definition for FRI were …
  • Review of the ISDS Distributed Surveillance Taskforce for Real-time Influenza Burden Tracking & Evaluation (DiSTRIBuTE) Project 2007/08 Influenza Season Proof-of-concept Phase

    Content Type: Abstract

    This paper describes the initiation, development and proof-of-concept phase of the ISDS DiSTRIBuTE influenza morbidity surveillance project [1].
    … depict respiratory, fever and influenza-like syndrome ED visits by jurisdiction as percent of total. 1/ 21 /2 00 6 2/ … Surface plots depict relative increase in ED syndrome visits as observed / baseline by jurisdiction and age. … The participants reported aggregate daily counts of ED visits by age group (<2, 2-4, 5-17, 18-44, 45-64 and 65+ …
  • Bio-Surveillance and Enhanced Situational Awareness

    Content Type: Abstract

      Syndromic surveillance has been used to detect variation in seasonal viral illnesses such as influenza and norovirus infection (1). Limited information is available on the use of a comprehensive bio-surveillance system, including syndromic… read more
    … all age groups. Between 12/1/2006 and 4/1/2007, GI_4 visits averaged 94 a day (7.3% of all visits), compared to 75 visits a day (5.9% of all visits) during the same period the …
  • Identifying a Meningitis Case through Syndromic Surveillance: An Example of Detecting Events of Public Health Importance and Improving Situational Awareness

    Content Type: Abstract

    The purpose of this paper is to describe the use of the Electronic Surveillance System for the Early Notification of Community-based Epidemics (ESSENCE) and its ability to use hospital emergency room data for situational awareness.
    … analyzes multiple traditional (such as emergency room visits, private provider visits) and non-traditional (such as over-the- counter drug … for the Mary- land region: ESSENCE data revealed 18 coded visits associated with neurological disease compared to …
  • A Comparison of Locally Developed Influenza-like Syndrome Definitions Using Electronic Emergency Department Data in Boston and New York City

    Content Type: Abstract

    To compare locally-developed influenza-like syndrome definitions (derived from emergency department (ED) chief complaints) when applied to data from two ISDS DiSTRIBuTE Project participants: Boston and New York City (NYC) [1].
    … daily from 10 of 10 EDs in the city of Boston (avg daily visits ~ 1300). The NYCDOHMH collects data daily from 50 of 61 (82%) EDs in NYC representing 94% of all ED visits (avg daily visits ~ 10,000). Each department uses both a broad (more …