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Displaying results 1 - 8 of 17
  • 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 … referral bias by including the likelihood of a hospital visit based on the market share of a zip code. The model …
  • 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
    … USA; and 7McGill University, Montreal, Quebec, Canada E-mail: drolson@gmail.com Objective To describe the initial phase of the … Selected Distribute health department sites were sent an email inviting them to participate in the pilot. Sites were …
  • OutbreakMD: tracking and identifying disease outbreaks in post-earthquake Haiti

    Content Type: Abstract

    HealthMap is a real-time disease epidemic intelligence tracking and visualization system that collects information from general news media, individual first-hand reports and public health sources around the world. Gaps in this effort clearly occur… read more
    … Program, Children’s Hospital Boston, Boston, MA, USA E-mail: chunara@gmail.com Objective OutbreakMD is a mobile Web application …
  • Characterizing Socioeconomic Disparities in the Burden of Influenza and RSV Using Surveillance Data

    Content Type: Abstract

    To measure the impact, within administrative geographic areas, of household income on rates of visits due influenza and RSV among children using real-time syndromic surveillance.
    … geographic areas, of household income on rates of visits due influenza and RSV among children using real-time … geo- graphic areas, of household income on rates of visits due influenza and RSV among children using real- time … tion chief complaint data from emergency department visits at Miami Children’s Hospital in Miami, FL. We …
  • Accurate Detection of Arbitrarily-Shaped Spatial Disease Clusters

    Content Type: Abstract

    Methods for locating spatial clusters of diseases are typically variations of the circular scan statistic method. They restrict the number of potential clusters by considering all circular, rectangular, or elliptical regions, and then apply a… read more
    … EMST method rful alternative to [1] Kulldorff M, A spatia un Statist: Theory etecting elongated disease czmal L, An …
  • Can all-cause school absenteeism be used to optimize the timing of school closure in response to pandemic influenza?

    Content Type: Abstract

    School closure has long been proposed as a non-pharmaceutical intervention in reducing the transmission of pandemic influenza. Children are thought to have high transmission potential because of their low immunity to circulating… read more
    … data on the rate of influenza-related nurse visits in corresponding schools to validate our findings.   … using data on the rate of influenza-related nurse visits in corresponding schools to validate our findings. … the daily count of all-cause absenteeism and school nurse visits for fever/flu syndrome in 1206 public schools in New …
  • 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, … Society for Disease Surveillance, Boston, MA, USA E-mail: krk9@cdc.gov Objective To compare ILI data reported to … reports of influenza-like illness (ILI) and total patient visits to EDs from participating health jurisdictions, …
  • Effect of expanded recommendations for pediatric seasonal influenza vaccination: an international comparison

    Content Type: Abstract

    Seasonal influenza epidemics are responsible for over 200,000 hospitalizations in the United States per year, and 39,000 of them are in children. In the United States, the Advisory Committee on Immunization Practices guides… read more
    … to make an international comparison of rates of ED visits for influenza-like illness (ILI) following the United … the post-policy change response of ILI-related ED visits to Children’s Hospital Boston, using Montreal … We observed a 34% decline in the rate of ILI-related ED visits among two- to four-year-olds for Children’s Hospital …