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Displaying results 1 - 8 of 18
  • Evaluating a standard influenza-like illness syndrome definition across multiple sites in the distribute project: The ‘ILI-s’ Pilot

    Content Type: Abstract

    The Distribute project began in 2006 as a distributed, syndromic surveillance demonstration project that networked state and local health departments to share aggregate emergency department-based influenza-like illness (ILI) syndrome… read more
    … departments for their own surveillance needs. Originally, sites were asked to send whatever syndrome definition they … to send their broader, higher count syndrome. In 2008, sites were asked to send both a broad syndrome, and a narrow … illness syndrome definition across multiple sites in the distribute project: The ‘ILI-s’ Pilot DR …
  • Evaluation of Online Media Reports for Global Infectious Disease Intelligence

    Content Type: Abstract

    While traditional means of surveillance by governments, multi-national agencies, and institutional networks assist in reporting and confirming infectious disease outbreaks, these formal sources of information are limited by their… read more
    … on outbreaks. Informal resources include discussion sites, online news media, individual and organization …   Objective Internet-based resources such as discussion sites and online news sources have become invaluable … OBJECTIVE Internet-based resources such as discussion sites and online news sources have become invaluable sources …
  • A Digital Platform for Local Foodborne Illness and Outbreak Surveillance

    Content Type: Abstract

    Foodborne illness affects 1 in 4 Americans, annually. However, only a fraction of affected individuals seek medical attention. To supplement traditional approaches to foodborne disease surveillance, researchers and public health departments are… read more
    … considering reports of foodborne illness on social media sites. In this project, we work with local public health … illness reported on social media and restaurant review sites for supplementing traditional foodborne disease … considering reports of foodborne illness on social media sites. In this project, we work with local public health …
  • Traveling Epidemic Waves in Biosurveillance Data: Identifying Early Hotspots of Respiratory Illness

    Content Type: Abstract

    We have previously shown that timeliness of detection is influenced both by the data source (e.g., ambulatory vs. emergency department) and demographic characteristics of patient populations (e.g., age). Because epidemic waves are thought to… read more
    … may affect disease susceptibility and hence timing of visits. Here, we describe spatial models of local … may affect disease susceptibility and hence timing of visits. Here, we describe spatial models of local … (ED) visits at two major met- ropolitan tertiary care hospitals in Boston, MA and Washington, DC. Finite …
  • Crowdout: When do other events hinder informal disease surveillance?

    Content Type: Abstract

    Informal surveillance systems like HealthMap are effective at the early detection of outbreaks. However, reliance on informal sources such as news media makes the efficiency of these systems vulnerable to newsroom constraints, namely high-profile… read more
    … Inform Assoc. 2004;11:141�50. 2. Brownstein JS, Freifeld CC, Chan EH, Keller M, Sonricker AL, Mekaru SR, et al. … N Engl J Med. 2010;362:1731�5. 3. Brownstein JS, Freifeld CC, Reis BY, Mandl KD. Surveillance Sans Frontieres: …
  • Comparison of Distribute and ILINet for national influenza surveillance

    Content Type: Abstract

    During the spring of 2009, a public health emergency was declared in response to the emergence of the 2009 Influenza A (H1N1) virus. Owing to the response, timely data were needed to improve situational awareness and to inform… read more
    … reports of influenza-like illness (ILI) and total patient visits to EDs from participating health jurisdictions, … local and state health departments and primary health care providers. The network currently consists of … reports of influenza-like illness (ILI) and total patient visits to EDs from participating health jurisdictions, …
  • Expanding a Gazetteer-based Approach for Geo-Parsing Text from Media Reports on Global Disease Outbreaks

    Content Type: Abstract

    HealthMap (www.healthmap.org) is a freely accessible, automated real-time system that monitors, organizes, integrates, filters, and maps online news about emerging diseases. The system performs geographic parsing (“geo-parsing”) of disease… read more
    … geographic information retrieval. REFERENCES [1] Freifeld CC, Mandl KD, Reis BY, Brownstein JS. 2008. Healthmap: …
  • Anticipatory surveillance for mass gatherings: a novel application of mass media surveillance

    Content Type: Abstract

    Public health and medical research on mass gatherings (MGs) are emerging disciplines. MGs present surveillance challenges quite different from routine outbreak monitoring, including prompt detection of outbreaks of an unusual … read more
    … USA on 1–2 December 2010. Reference 1 Khan K, Freifeld CC, Wang J, Mekaru SR, Kossowsky D, Sonricker AL, et al. …