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  • Emergency Department Syndromic Surveillance and Population-Based Health Monitoring in Los Angeles County

    Content Type: Abstract

    The Bioterrorism Surveillance Unit of the Los Angeles County (LAC) Department of Public Health, Acute Communicable Disease Control (ACDC) program analyzes Emergency Department (ED) data daily. Currently capturing over 40% of the ED… read more
    … (ED) data daily. Currently capturing over 40% of the ED visits in LAC, the system categorizes visits into syndrome … and spatial distribution. Typical usage of the system may be extended for various enhanced surveillance … in the LAC metro area obtained from the weather.com website. Regarding surveillance for morbidity related to …
  • Health Effects of LA county Wildfires in October 2007

    Content Type: Abstract

    Determine if poor air quality resulting from wildfires could be measured in the general population by monitoring smoke-related respiratory Emergency Department (EDs) visits.
    … smoke-related respiratory Emergency Department (EDs) visits. Document … smoke-related respiratory Emergency Department (EDs) visits. BACKGROUND October 20, 2007 marked the beginning of … Hicks L, McClean C, Ginsberg M. MMWR, Supplement, August 26, 2005 / 54(Suppl);190 .Leveraging Syndromic Surveillance …
  • Evaluating the Effectiveness of Using Syndromic Surveillance to Identify a Neuro-Invasive Disease Outbreak in Los Angeles County

    Content Type: Abstract

    In November of 2001 a syndromic surveillance system was established in Los Angeles (LA) County to analyze emergency department (ED) chief complaints in select hospitals. Chief complaints were analyzed and categorized into a syndrome (rash,… read more
    … epidemiological curve would have the intensity of case visits needed to trigger a signal. On the individual level, … epidemiological curve would have the intensity of case visits needed to trigger a signal. On the individual level, … (onset date, ED visit date) were reviewed for cases that visited a syndromic surveillance ED. All WNV-NI ecords were …
  • Evaluating the utility of school absenteeism during the 2009–2010 influenza season in Los Angeles County

    Content Type: Abstract

    It has been postulated that school absenteeism, a non-traditional surveillance data source, may allow for early detection of disease outbreaks, particularly among school-aged children who may not seek emergency medical attention… read more
    … absenteeism, a non-traditional surveillance data source, may allow for early detection of disease outbreaks, particularly among school-aged children who may not seek emergency medical attention. Although a New … cited. Figure 1 Percent School Absenteeism and ILI ED visits by School Age Groups in Los Angeles County. Emerging …
  • Using Syndromic Surveillance to assist in a meningitis outbreak investigation

    Content Type: Abstract

    Beginning on March 13, 2011, ACDC experienced an unusual increase in reported bacterial meningitis cases in Los Angeles (LA) County. Early in the investigation, there were few epidemiological links between the cases. Three cases were homeless; two… read more
    … were blank to account for homelessness were included. Visits were reviewed if CC included keywords based on common … as point source outbreaks. Querying preestablished ED visit, coroner death, and 911 call feeds can provide a … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 …
  • Automated Syndromic Surveillance System in Los Angeles County

    Content Type: Abstract

    The Los Angeles County (LAC) Bioterrorism Preparedness and Response Unit has made significant progress in automating the syndromic surveillance system. The surveillance system receives electronic data on a daily basis from different hospital… read more
    … countywide coverage is approximately 30% of total ED visits. The system automatically runs once per day, … coverage. Increasing hospital coverage in the future may increase ability to detect disease clusters and …
  • Preliminary Analysis of SaTScan's Effectiveness to Detect Known Disease Outbreaks Using Emergency Department Syndromic Data in Los Angeles County

    Content Type: Abstract

    Los Angeles County Department of Health Services is currently testing SaTScan’s space-time permutation model to assist in identifying aberrant illness activity in the community and determine it’s ability to detect … read more
    … gastro-intestinal, 2,082 rash, 958 neurological, and 26,042 respiratory cases. The retrospective option found 59 … Clusters that did not correspond to known outbreaks may have been due to random clusters, seasonal increases, or … missing data. Increasing hospital coverage in the future may increase SaTScan‘s ability to detect disease clusters …
  • Syndromic Surveillance Signal Investigation in Los Angeles County

    Content Type: Abstract

    In the fall of 2001, the Bioterrorism Preparedness and Response (BT P&R) Unit initiated a syndromic surveillance system utilizing chief complaint data collected from Emergency Departments throughout Los Angeles County (LAC). Chief complaint data… read more
    … The PHNs will work with the affected hospital and may initiate an immediate chart review depending on the … Practice, New York City. Emerging Infectious Diseases. May 2004; (10) 858-64. [3] Stiener-Sichel, Linda et al, …