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Displaying results 521 - 528 of 857
  • Disease surveillance using school absenteeism data in rural Cambodia

    Content Type: Abstract

    Previous studies in developed countries showed school absenteeism data can serve as a proxy for monitoring infectious disease activities and facilitates early community outbreak detection. However, absenteeism patterns may differ in developing… read more
    … data were weekly aggregated and sent to Hong Kong, via email for further analysis. Results Implementation of the … Data quality was monitored by occasional onsite school visits by the investigators. A total of 430 students (47.4% … providing the absenteeism data. *Calvin Ka Yeung Cheng E-mail: chengkyc@hku.hk (page number not for citation purpose) …
  • Implementation and Comparison of Preprocessing Methods for Biosurveillance Data

    Content Type: Abstract

    Modern biosurveillance relies on multiple sources of both prediagnostic and diagnostic data, updated daily, to discover disease outbreaks. Intrinsic to this effort are two assumptions: (1) the data being analyzed contain early indicators… read more
    … data. Examples are daily counts of emergency room visits, over-the-counter (OTC) or prescription medication sales, school absences, doctors’ office visits, veterinary reports, or other data streams that could … E, Picard R, Umland E: Modeling emergency department visit patterns for infectious dis- ease complaints: results …
  • Scanning the Emerging Infectious Diseases Horizon - Visualizing ProMed Emails Using EpiSPIDER

    Content Type: Abstract

    The Internet has created an information revolution that spans across all knowledge domains and removes temporal and geographic barriers. Various disparate tools allow individuals to communicate with each other across these barriers. We also have an… read more
    … 8600 Rockville Pike, Bethesda, Maryland 20894, 3 ProMED Mail (http://www.promedmail.org), 4 International Society … diseases: lessons from the first 10 years of ProMED-mail. Arch Med Res. 2005 Nov- Dec;36(6):724-30. Review. 2. …
  • Identification and tracking of heat-related illnesses using syndromic surveillance

    Content Type: Abstract

    The summer of 2010 in Maryland was characterized by unusually high temperatures. This type of increased and prolonged heat can potentially make residents sick, and extreme exposure can even kill people at highest risk. Numerous… read more
    … Maryland (n!45) report data on emergency department (ED) visits to ESSENCE in near real-time manner. Therefore, ED visits for heat-related illnesses were reviewed closely on a … awareness and inform decision making. The counts of ED visits for heat-related illnesses were also compared with …
  • Evaluating the utility of school absenteeism during the 2009–2010 influenza season in Los Angeles County

    Content Type: Abstract

    It has been postulated that school absenteeism, a non-traditional surveillance data source, may allow for early detection of disease outbreaks, particularly among school-aged children who may not seek emergency medical attention… read more
    … cited. Figure 1 Percent School Absenteeism and ILI ED visits by School Age Groups in Los Angeles County. Emerging … influenza-like illness emergency depart- ment (ILI ED) visits by ages 5–17 and (2) over-the-counter cough/cold … schools (p =0.06). Figure 1 shows the number of ILI ED visits, which peaked in early November for both elementary/ …
  • Evaluating University syndromic surveillance systems during the 2009 H1N1 influenza pandemic

    Content Type: Abstract

    Syndromic surveillance has been widely adopted as a real-time monitoring tool in early response to disease outbreaks. In order to provide real-time information on the impact of 2009 H1N1 during the Fall 2009 semester, Georgetown … read more
    … and 2George Washington University, Washington, DC, USA E-mail: yz62@georgetown.edu Objective To describe the 2009 … illness (ILI) cases reported to medical staff: ED visits (GU and GWU Hospital emergency room visits records for patients aged 17–24 years with ILI), SHC …
  • The use of patient temperature data for biosurveillance in the emergency department

    Content Type: Abstract

    Biosurveillance systems commonly use emergency department (ED) patient chief complaint data (CC) for surveillance of influenza-like illness (ILI). Daily volumes are tracked using a computerized patient CC classifier for fever (CC… read more
    … Residency in Emergency Medicine, Morristown, NJ, USA E-mail: johnalle@verizon.net Introduction Biosurveillance … fever CC T>100 Combined Figure 1 14-day moving average of visits for fever CC, T4100 and combined fever CC and T4100 … Health Threats Journal. www.eht-journal.org 4 number of visits that were identified by adding T4100 to CC Fever. …
  • Applying classification and anomaly detection techniques to real-world data

    Content Type: Abstract

    Real-world public health data often provide numerous challenges. There may be a limited amount of background data, data dropouts, noise, and human error. The data from an emergency department (ED) in Urbana, IL includes a … read more
    … week- ends, and also adjust for the total number of ED visits on a particular day. For comparison, we grouped the … weekends and weekdays, and adjusted for total number of visits. Results For the Flu-Like Illness Syndrome, the … from weekday data and adjusted for the total number of ED visits was the most sensitive, generating alerts on 19 days …