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Displaying results 257 - 264 of 458
  • Increased emergency department presentations for head trauma following media coverage of a fatal epidural hematoma

    Content Type: Abstract

    Previous reports have demonstrated the media’s influence on emergency departments (ED) visits in situations such as dramatized acetaminophen overdose, media report of celebrity suicides, television public announcements for early… read more
    … Each health department independently reviewed their ED visit data from January 2008 (when possible) through August … visits. The head injury syndrome consisted of any visit with a chief complaint of ‘head trauma,’ ‘head … age. The data were analyzed across all sites by week of visit and age group. Results The figure below shows the …
  • Evaluating the performance of two alternative geographic surveillance schemes

    Content Type: Abstract

    Influenza-like illness (ILI) data is collected by an Influenza Sentinel Provider Surveillance Network at the state (Iowa, USA) level. Historically, the Iowa Department of Public Health has maintained 19 different influenza sentinel… read more
    … ‘noticed’ by a surveillance site (and thus having their visit reported back to the IDPH). The Huff model operates by computing the …
  • Automated Monitoring of Asthma Using the BioSense System

    Content Type: Abstract

    In 2006, approximately 6.8 million children and 16.1 million adults were reported to have asthma in the US. The CDC BioSense System currently receives data from >540 hospital emergency departments (EDs; 522 send patient chief… read more
    … age group comprised 39% of asthma visits. Below age 19, visit rates were higher among males and above age 19, rates … subsyndromes most frequently associated with an asthma visit were dyspnea (33%) for chief complaints and … using chief complaints and final diagnoses. Seasonal visit rate increases and 1-day geographic clusters found in …
  • Automated Monitoring of Exposures Using the BioSense System

    Content Type: Abstract

    BioSense is a national automated surveillance system designed to enhance the nation's capability to rapidly detect and quantify public health emergencies, by accessing and analyzing diagnostic and prediagnostic health data. The… read more
    … department (ED) visits, outpatient (OP) reasons for visit, and inpatient (IP) reasons for admit were examined … was the patient class with the highest exposure-related visit rate: 14.3/1000 ED chief complaint visits. Exposure-related visits for OP reason for visit and IP reason for admit were 1/1000 OP visits and …
  • A Simple Method of Using Linked Health Data in Syndromic Surveillance

    Content Type: Abstract

    This paper describes a simple technique for utilizing linked health information in syndromic surveillance. Using knowledge of which patient encounters resulted in laboratory test requests and prescriptions may improve sensitivity and specificity of… read more
    … streams (emergency department chief complaints, clinic visit International Classification of Disease Ninth Revi- … who were assigned certain ICD9 codes during an office visit also received specific laboratory requests and … of linked lab requests and prescriptions filled for each visit. This tally ranged from zero to greater than 9 and was …
  • Combining Laboratory Test Orders and Outpatient Visits to Monitor Respiratory Illness

    Content Type: Abstract

    To evaluate whether joint monitoring of laboratory test orders and outpatient visits improves the sensitivity and timeliness of alerting during seasonal increases in respiratory illness.
    … increases were detected in both laboratory and outpatient visit data, but the timeliness of the alerts varied. … alerted. Laboratory data alerted before outpatient visit data for 12 of 20 data streams, and on the same day … 0.79). The combined data alerted before the outpa- tient visit data for 13 of 20 data streams, with the median date …
  • Monitoring Staphylococcus Infection Trends with Biosurveillance Data

    Content Type: Abstract

    Methicillin resistant staphylococcus aureus (MRSA) is a leading cause of skin and soft tissue infections (SSTI). Until recently, S. aureus pneumonia has been considered primarily a nosocomial infection, and was reported… read more
    … The data elements include hospital name, date/time of visit, age, sex, zip code, chief complaint, disposition, diagnoses, and a patient and visit key. The PI hospitalization data also include whether … Among ED patients, 20.3% had at least one repeat visit for an SSTI; 55.2% of repeat visits were among 18-44 …
  • Analysis of Syndrome Definitions for Gastrointestinal Illness with ICD9 Codes for Gastroenteritis during the 2006-07 Norovirus Season in Boston

    Content Type: Abstract

    We report on a retrospective analysis of gastrointestinal syndrome definitions based on chief complaints and ICD9 diagnosis for gastroenteritis during the 2006-07 season of increased norovirus activity.
    … system receives daily, de- identified patient-visit data from 10 hospital emer- gency departments (EDs) in the city of Boston. For each patient-visit, data collected includes date of visit, chief complaint, gender, zipcode of residence, age, …