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Displaying results 41 - 48 of 855
  • Diagnosis Coding Anomalies Resulting in Hemorrhagic Illness Alerts in Veterans Health Administration Outpatient Clinics

    Content Type: Abstract

    The Veterans Health Administration (VHA) operates over 880 outpatient clinics across the nation. The Johns Hopkins Applied Physics Laboratory’s Electronic Surveillance System for the Early Notification of Community-Based Epidemics (ESSENCE) utilizes… read more
    … Epidemics (ESSENCE) utilizes VHA ICD9 coded outpatient visit data for the detection of abnormal patterns of disease … Epidemics (ESSENCE) utilizes VHA ICD9 coded outpatient visit data for the detec- tion of abnormal patterns of … Epidemics (ESSENCE) utilizes VHA ICD9 coded outpatient visit data for the detection of abnormal patterns of disease …
  • Models for Forecasting Asthma Exacerbations in Urban Environments

    Content Type: Use Case

    Use case for the Analytic Solutions for Real-Time Biosurveillance: Models for Forecasting Asthma Exacerbations in Urban Environments consultancy held March 30-31, 2016 at the Boston Public Health Commission (BPHC). Problem… read more
    … pollen.  Available data sources are emergency department visit records, weather data, air quality data, and pollen … Public Health Commission (BPHC) Phone: 617-534-5606 Email: jgunn@bphc.org Co-submitters and affiliations: … pollen. Available data sources are emergency department visit records, weather data, air quality data, and pollen …
  • Building an automated Bayesian case detection system

    Content Type: Abstract

    Current practices of automated case detection fall into the extremes of diagnostic accuracy and timeliness. In regards to diagnostic accuracy, electronic laboratory reporting (ELR) is at one extreme and syndromic surveillance is at… read more
    … immediate, and ELR is delayed 7 days from initial patient visit. A plausible solution, a middle way, to the extremes … mediate, and ELR is delayed 7 days from initial patient visit.1 A plausible solution, a middle way, to the extremes … Figure 1 shows chart of percent daily expected ED flu visits from July to December of 2009. Average daily ED …
  • Evaluating the Performance of a Spatial Scan Statistic Using Simulated Outbreak Characteristics

    Content Type: Abstract

    Research evaluating the use of spatial data for surveillance purposes is ongoing and evolving. As spatial methods evolve, it is important to characterize their effectiveness in real-world settings. Assessing the performance of… read more
    … outbreak data (signal) into actual background visit data. These studies focused on either temporal data, a … synthetic outbreak data (signal) into actual back- ground visit data.1,2,3 These studies focused on either temporal … and longitude using ESRI ArcGIS 8.3. For each week of visit data we used a cluster creation tool4 to insert one of …
  • Comparison of Influenza-like Illness Syndrome Classification Between Two Syndromic Surveillance Systems

    Content Type: Abstract

    In 2004, the BioDefend (BD) syndromic surveillance (SS) system was implemented in Duval County hospitals (Jacksonville, FL). Daily emergency department chief complaints are manually classified and entered into the BD system by… read more
    … one using a clinician’s classification of reason for visit and the other using an automated chief complaint … one using a clinician’s classification of reason for visit and the other us- ing an automated chief complaint … Surveillance & Influenza Test Performed; (% Provider ILI visits (blue), % BD ILI (green), %ES- SENCE ILI (red) ). …
  • 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
    … necessarily filled by  the  patient),  and  reason  for  visit  are  just  some  characteristics of the patient … (not necessarily filled by the patient), and reason for visit are just some characteristics of the patient encounter … necessarily filled by  the  patient),  and  reason  for  visit  are  just  some  characteristics of the patient …
  • Syndromic surveillance of influenza-like illness using automated VA data preliminary results from the Idaho infectious disease reporting network

    Content Type: Abstract

    Current influenza-like illness monitoring in Idaho is on the basis of syndromic surveillance using laboratory data, combined with periodic person-to-person reports collected by Idaho state workers. This system relies on voluntary reporting.… read more
    … fashion. Clinical data entered in CPRS includes real-time visit information, vital signs, ICD-9, pharmacy, and labs. … USA; and 3Idaho State University, Pocatello, ID, USA E-mail: William.Weppner@va.gov www.IIDRN.org Objective The … fashion. Clinical data entered in CPRS includes real-time visit information, vital signs, ICD-9, pharmacy, and labs. …
  • The Performance of a NGram Classifier for Patients' Chief Complaint Based on a Computerized Pick List Entry and Free Text in an Italian Emergency Department

    Content Type: Abstract

    Syndromic surveillance of emergency department (ED) visit data is often based on computer algorithms which assign patient chief complaints (CC) and ICD code data to syndromes. The triage nurse note (NN) has also been used for… read more
    … Syndromic surveillance of emergency department (ED) visit data is often based on computer algorithms which … The classifier is developed from a set of ED visits for which both the ICD diagnosis code and CC are … Syndromic surveillance of emergency department (ED) visit data is often based on computer algorithms which …