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Displaying results 33 - 40 of 857
  • Using Age & Syndrome to Characterize Epidemic Winter-Seasonal Acute Gastroenteritis

    Content Type: Abstract

    We describe age- and syndrome-specific emergency department (ED) visit patterns for diarrhea and vomiting associated with periods of confirmed epidemic rotavirus and presumed epidemic norovirus in New York City (NYC).
    … age- and syndrome-specific emergency department (ED) visit patterns for diarrhea and vomiting associated with … age- and syndrome-specific emergency department (ED) visit patterns for diarrhea and vomiting associated with … confirmed RV activity and to characterize associated ED visits in NYC. METHODS To estimate incident winter-season …
  • Using Change Point Detection for Monitoring the Quality of Aggregate Data

    Content Type: Abstract

    Data consisting of counts or indicators aggregated from multiple sources pose particular problems for data quality monitoring when the users of the aggregate data are blind to the individual sources. This arises when agencies wish to share data but… read more
    … jurisdiction, and for which detailed information on the un-aggregated ‘raw’ data was unavailable. Previous work (2) … jurisdiction, and for which detailed information on the un-aggregated ‘raw’ data was unavailable. Previous work (2) …
  • Comparison of Aberration Detection Algorithms for Biosurveillance Systems

    Content Type: Abstract

    Use of robust and broadly applicable statistical alerting methods is essential for a public health Biosurveillance system. We compared several algorithms related to the Early Aberration Reporting System C2 (adaptive control chart) method for… read more
    … effects and the total daily volume of facility visits. Adjustment for the total visit volume allows monitoring of surrogate rates instead of … to compare different ways of adjusting for total facility visits and background day-of-week effects. 4 views Submitted …
  • The NGram CC Classifier: A Novel Method of Automatically Creating CC Classifiers Based on ICD9 Groupings

    Content Type: Abstract

    Syndromic surveillance of emergency department (ED) visit data is often based on computer algorithms which assign patient chief complaints (CC) to syndromes. ICD9 code data may also be used to develop visit classifiers for syndromic surveillance but… read more
    … Syndromic surveillance of emergency department (ED) visit data is often based on computer algorithms which … to syndromes. ICD9 code data may also be used to develop visit classifiers for syndromic surveillance but the ICD9 … applies the ICD9 classifier to a training set of ED visits for which both the CC and ICD9 code are known. A …
  • Ratio of Excess ED ILI Visits to Seroprevalence, Influenza A/H1N1 Infection, FL, 2009

    Content Type: Abstract

    A seroprevalence survey carried out in four counties in the Tampa Bay area of Florida (Hillsborough, Pinellas, Manatee and Pasco) provided an estimate of cumulative incidence of infection due to the 2009 influenza A (H1N1) as of the end of that year… read more
    … 2009 influenza A/H1N1 virus corresponding to each ED visit for ILI in a four-county area of Florida. Knowing such … 2009 influenza A/H1N1 virus corresponding to each ED visit for ILI in a four-county area of Florida. Knowing such … Ratio of Excess ED ILI Visits to Seroprevalence, Influenza A/H1N1 Infection, FL, …
  • School Health: A Novel School Nurse Clinic Surveillance Project in Coastal Georgia

    Content Type: Abstract

    The Syndromic Surveillance Program (SSP) of the Georgia Department of Public Health collects chief complaint data from hospitals to characterize health trends in near real time. These data were critical for situational awareness during the 2009 H1N1… read more
    … demonstrate the feasibility of schoolbased nurse clinic visit syndromic surveillance. Additional objectives include using clinic visit data to identify opportunities for health … and to characterize the type and number of student visits to the school nurses. An electronic module was …
  • Monitoring and Improving Syndromic Surveillance Data Quality

    Content Type: Abstract

    The public health problem identified by Alabama Department of Public Health Syndromic Surveillance (AlaSyS) was that the data reflected in the user application of ESSENCE (Electronic Surveillance System for the Early Notification of Community-based… read more
    … in ESSENCE were not reliable for up to a week after the visit date due to slow processing, server downtime, and … of data should be submitted within 24 hours from time of visit, for near real time results. The slow data processing … report to assess the number of Emergency Department (ED) visits that mentioned heroin in the chief complaint (CC), …
  • Georgia's Strategy for Targeting Syndromic Surveillance

    Content Type: Abstract

    As part of public health protection activities conducted in support of the G8 Summit in Sea Island, GA, June 2004, DPH implemented SS in the state’s coastal region using information provided from ED visits, 911 calls, and pharmacy sales. Following… read more
    … state’s coastal region using information provided from ED visits, 911 calls, and pharmacy sales. Following this … criteria in initiating new emergency department (ED)-visit based systems. Document … state’s coastal region using information provided from ED visits, 911 calls, and pharmacy sales. Following this …