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Displaying results 1 - 8 of 12
  • Clinical decision support at the time of an e-prescription can sustainably decrease unwarranted use of antibiotics for acute respiratory infections

    Content Type: Abstract

    Microorganisms resistant to antibiotics (ABX) increase the mortality, morbidity and costs of infections. In the absence of a drug development pipeline that can keep pace with the emerging resistancemechanisms, these organisms are expected… read more
    … promotes the development of bacterial resistance, health care providers have long been urged to avoid … and S DeLisle1,2 1Veterans Administration Maryland Health Care System, Baltimore, MD, USA; 2Departments of Medicine … and introduced on January 2003 at the Maryland VA site (Intervention) but not at the Utah VA site (control). …
  • 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 …
  • Using clinician mental models to guide annotation of medically unexplained symptoms and syndromes found in VA clinical documents

    Content Type: Abstract

    Medically unexplained syndromes (MUS) are conditions that are diagnosed on the basis of symptom constellations and are characterized by a lack of well-defined pathogenic pathways. The three most common MUS are chronic fatigue … read more
    … and AV Gundlapalli1,2 1Salt Lake City VA Health Care System, Salt Lake City, UT, USA; and 2University of … Region one and four Data Warehouse, who received health care services between 1 January 2007 and 12 December 2010. …
  • 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, …
  • Pilot Evaluation of Syndrome-specific School Absenteeism Data for Public Health Surveillance

    Content Type: Abstract

    School absenteeism data could be used as an early indicator for disease outbreaks. The increase in absences, however, may be driven by non-sickness related factors. Reason for absence combined with syndrome-specific information… read more
    … of Utah, Salt Lake City, UT, 2VA Salt Lake City Health Care system and the Department of Internal 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, …