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Displaying results 1 - 8 of 12
  • Detection of a Vaccine-preventable Reportable Disease: Comparison of Physician Reporting vs. an Electronic Syndromic Surveillance System

    Content Type: Abstract

    Communicable diseases are underreported by physicians, especially diseases without laboratory tests. The goals of our study were to determine reporting levels for clinical chickenpox, describe clinical data elements common to chickenpox, and assess… read more
    … The study took place in a healthcare system that provides care to over 25% of Denver, CO. All outpatient clinic visits … on intake. 37% had varicella vaccine at a prior clinic visit. Chief complaints included rash (62%), chickenpox … were hives (4%), sores (3%), bites (6%), blisters (3%), bumps (4%), "red" (7%) and/or lesion(s) (3%). 81% were …
  • Stakeholder Perspectives of Biosurveillance: a Qualitative Analysis

    Content Type: Abstract

    For more than a decade, biosurveillance systems (and more recently BioSense) have been employed in the United States. Efforts to drastically expand these surveillance capacities have been a national priority given concerns … read more
    … 3) countermeasure response in these communities. Results Site visits to NYC, Boston, and Baltimore were conducted … Additional source include 911/EMS calls (all sites); 11 and 10 hospital clinics and 17 and 25 community … and public school health clinics. While BioSense sites exist in some of these cities, there is relatively …
  • Google Flu Trends: Correlation with Emergency Department Influenza Rates and Crowding Metrics

    Content Type: Abstract

    Emergency Departments (ED) supply critical infrastructure to provide medical care in the event of a disaster or disease outbreak, including seasonal and pandemic influenza [1]. Already over-crowded and stretched to near-capacity, influenza activity… read more
    … (ED) supply critical infrastructure to provide medical care in the event of a disaster or disease outbreak, … EDs supply critical infrastructure to provide medical care in the event of a disaster or disease outbreak, … 1. Institute of Medicine. The future of emergency care in the United States health system. Ann Emerg Med. …
  • Automated Detection of GI Syndrome using Structured and Non-Structured Data from the VA EMR

    Content Type: Abstract

    Objective We performed a gold-standard manual chart review for gastro-intestinal syndrome to evaluate automated detection models based on both structured and non-structured data extracted from the VA … read more
    … MSc3, Matthew H Samore, MD 1 1VA Salt Lake City Health Care system and the Department of Medicine, University of … METHODS We randomly sampled 15,377 of 253,818 outpatient visits to the VA Maryland Health Care system (VAMHCS) and … Additionally, we searched for documentation on the index visit day of fever > 37.8ºC. RESULTS The ESSENCE and …
  • Using NLP on VA Electronic Medical Records to Facilitate Epidemiologic Case Investigations

    Content Type: Abstract

    A major goal of biosurveillance is the timely detection of an infectious disease outbreak. Once a disease has been identified, another very important goal is to find all known cases of the disease to assist public health… read more
    … MSc5,Matthew H. Samore, MD1,2,6 1VA Salt Lake City Health Care System, 2 Internal Medicine, University of Utah School … Pittsburgh, Pittsburgh, Pennsylvania, 4VA Maryland Health Care System and University of Maryland School of Medicine, …
  • Text-Processing of VA Clinical Notes to Improve Case Detection Models for Influenza-like Illness

    Content Type: Abstract

    Objective There were two objectives of this analysis. First, apply text-processing methods to free-text clinician notes extracted from the VA electronic medical record for automated detection of Influenza-Like-Illness. Secondly,… read more
    … MSc4, Matthew H Samore, MD 1 1VA Salt Lake City Health Care system and the Department of Medicine, University of … Bloomberg School of Public Health, 3VA Maryland Health Care System and University of Maryland, School of Medicine, … 15,377 outpatient encounters from the VA Maryland Health Care system (VAMHCS) and VA Salt Lake City Health Care …
  • Identifying Contextual Features to Improve the Performance of an Influenza-Like Illness Text Classifier

    Content Type: Abstract

    To understand the types of false positive cases identified by an Influenza-like illness (ILI) text classifier by measuring the prevalence of ILI-related concepts that are negated, hypothetical, include explicit mention of temporality, experienced by… read more
    … Wendy W. Chapman, PhD3 1VA Salt Lake City Health Care System, 2Department of Internal Medicine, University of … Pittsburgh, Pittsburgh, Pennsylvania, 4VA Maryland Health Care System and University of Maryland School of Medicine, …
  • Free-Text Processing To Enhance Detection Of Acute Respiratory Infections

    Content Type: Abstract

    Objective We asked to what extent computerized processing of the full free-text clinical documentation could enhance syndrome detection compared to the sole use of structured data elements from a comprehensive… read more
    … MD, PhD3, Matthew Samore MD3 1VA Maryland Health Care System, Baltimore, MD, 2University of Maryland, …