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Displaying results 1 - 8 of 8
  • Syndromic Surveillance for Influenza in Washington State: A Local and Regional Perspective

    Content Type: Abstract

    We explored the utility of tracking emergency department (ED) visits for febrile illness as a proxy for influenza surveillance, from both a local and a regional perspective.
    … the utility of tracking emergency department (ED) visits for febrile illness as a proxy for influenza … the utility of tracking emergency de- partment (ED) visits for febrile illness as a proxy for influenza … for each county and aggregated as a regional count. Total visits per day, week, and month were used to calcu- late …
  • Performance of a Syndromic Surveillance System for Detecting Carbon Monoxide Poisoning Following a Severe Windstorm

    Content Type: Abstract

    On December 14th, 2006, a severe windstorm in western Washington caused hundreds of thousands of residents to lose power. On December 15, 2006, there was a surge in emergency department (ED) visits for patients presenting with signs… read more
    … 15, 2006, there was a surge in emergency department (ED) visits for patients presenting with signs of acute carbon … system. Of these, 121 patients presented with a chief com- plaint or diagnosis matching one or more of the fol- … were ages 45-64 years (mean=36 years). About one-quarter (26%) of patients provided home zip codes which mapped to the …
  • Monitoring Staphylococcus Infection Trends with Biosurveillance Data

    Content Type: Abstract

    Methicillin resistant staphylococcus aureus (MRSA) is a leading cause of skin and soft tissue infections (SSTI). Until recently, S. aureus pneumonia has been considered primarily a nosocomial infection, and was reported… read more
    … system to describe trends in emergency department visits for SSTI as well as staphylococcus pneumonia … system to describe trends in emergency department (ED) visits for skin and soft tissue infections (SSTI) as well as … The data elements include hospital name, date/time of visit, age, sex, zip code, chief complaint, disposition, …
  • Using a Syndromic Surveillance System to Evaluate the Impact of a Change in Alcohol Law

    Content Type: Abstract

    In November 2011, Washington State voters passed Initiative 1183 (I-1183) which closed state-owned and contracted liquor stores and opened the market for “hard liquor” sales in the private sector. The change in law was implemented on June 1, 2012.… read more
    … on June 1, 2012. Increases in alcohol-related ED visits were postulated as one potential impact if there was … were changes in alcohol-related emergency department (ED) visits in Washington State associated with statewide alcohol … on June 1, 2012. Increases in alcohol-related ED visits were postulated as one potential impact if there was …
  • How Bad Is It? Using Biosurveillance Data to Monitor the Severity of Seasonal Flu

    Content Type: Abstract

    We sought to evaluate the validity of pneumonia and influenza hospitalizations (PI) data gathered by our biosurveillance system.
    … we collect include hospital name, date and time of visit, date of discharge, age, sex, home zip code, chief … by our biosurveillance system are captured daily for visits that occurred up to just one month earlier. We found … 400 500 600 700 800 900 1000 j a n f e b m a r a p r m a y j u n j u l a u g s e p o c t n o v d e c j a n f e b m a …
  • 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.
    … for classification of syndromic data for tracking ILI may differ regionally, so previously pub- lished study … and excluded one hospital that did not provide ED chief com- plaints. The weekly number of positive viral cultures … with ED data. We used 6 classifications of ILI ED visit data for this analysis: (1) A chief complaint with …
  • Systematic Comparison of Algorithms Used in Syndromic Surveillance

    Content Type: Abstract

    Varied approaches have been used by syndromic surveillance systems for aberration detection. However, the performance of these methods has been evaluated only across a small range of epidemic characteristics.   Objective… read more
    … syndromes having average daily counts of 2, 10, 35 and 50 visits per day. We then simulated epidemics by creating all … 3.84 EWMA (0.4) 28.9% 56.1% 3.71 EWMA (0.9) 27.7% 60.6% 3.70 GLM 30.2% 64.5% 3.61 CONCLUSIONS No single algorithm …
  • Utility of Syndromic Surveillance for Investigating Morbidity Resulting from a Severe Weather Event

    Content Type: Abstract

    On 12/14/06, a windstorm in western Washington caused 4 million residents to lose power; within 24 hours, a surge in patients presented to emergency departments (EDs) with carbon monoxide (CO) poisoning. As previously described, records of… read more
    … our syndromic surveillance system captured 16,982 ED visits. Most of the 169 ED patients with CO-related illness …