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Displaying results 1 - 2 of 2
  • Exploring Syndrome Definition by Applying Clustering Methods to Electronic Health Records Data

    Content Type: Abstract

    Electronic  Health  Record  (EHR)  data  offers  the  researcher a potentially rich source of data for tracking disease  syndromes. Procedures  performed  on  the  patient, medications… read more
    … the Early Notification of Community-based Epidem- ics (ESSENCE) were included in the analyses. All ESSENCE ICD9-CM … http://www.geis.fhp.osd.mil/GEIS/SurveillanceActivi ties/ESSENCE/ESSENCE.asp#ICD9 . Binary indi- cator variables were …
  • Cluster Detection Incorporating Lagged Test Data

    Content Type: Abstract

    Using New York Cityís dead bird surveillance for West Nile Virus (WNV), this paper presents two explorations of the spatial cluster detection problem in which lagged test results are available for a random subset of observations. First, we… read more
    … years (2005 rr=1.68). However, using a baseline for the trailing 3 weeks drastically improved the clusters ability …