Welcome to the Surveillance Knowledge Repository

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Standard syndrome definitions for ED visits in ESSENCE rely on chief complaints. Visits with more words in the chief complaint field are more likely to match syndrome definitions. While using ESSENCE, we observed geographic differences in chief complaint length, apparently related to differences... Read more

Content type: Abstract

Oregon Public Health Division (OPHD), in collaboration with The Johns Hopkins University Applied Physics Laboratory, implemented Oregon ESSENCE in 2011. ESSENCE is an automated, electronic syndromic surveillance system that captures emergency department data from hospitals across Oregon. While... Read more

Content type: Abstract

Free text queries are performed by ESSENCE users very often. And increasingly, those free text queries are incorporating negation terms that allow the users to find case definitions when certain terms are not present. This video attempts to explain some of the special cases where negation in... Read more

Content type: Training

Accuracy in identifying drug-related emergency department admissions is critical to understanding local burden of disease and assessing effectiveness of drug abuse prevention and overdose-reduction initiatives. In 2018 the Illinois Department of Public Health (IDPH) began implementation of a... Read more

Content type: Abstract

The ESSENCE application supports users' interactive analysis of data by clicking through menus in a user interface (UI), and provides multiple types of user defined data visualization options, including various charts and graphs, tables of statistical alerts, table builder functionality, spatial... Read more

Content type: Abstract

 

2021 MEETINGS

September 2021 (Topic: Engaging New Partners and Suicide Awareness Month) - Recording, Slides

August 2021 (Topic: All Hazards Approach to Syndromic Surveillance) - Recording, Slides

July 2021 (Topic: The Possibilities of Data Sharing) - Recording

... Read more
Content type: Meeting Recordings & Notes

In this RMarkdown document, we will provide an overview of the ESSENCE APIs and how to access them through RStudio. We will begin with a very brief explanation of application programming interfaces (APIs), then list what APIs are available in ESSENCE, and finally expose you to basic examples of... Read more

Content type: Training

The National Syndromic Surveillance Program (NSSP) is conducting a three-part webinar series to describe how data will flow to the BioSense Platform. This comprehensive series explores how data are ingested into the BioSense Platform and ESSENCE application and how BioSense 2.0 data are being... Read more

Content type: Webinar

In 2012, the Oregon Public Health Division (OPHD) took advantage of the opportunity created by Meaningful Use, a Centers for Medicare & Medicaid Services (CMS) Incentive Program, to implement statewide syndromic surveillance. The Oregon syndromic surveillance project, or Oregon ESSENCE,... Read more

Content type: Abstract

Pesticide-related illness and injury is a reportable condition in Florida. In August and September 2016, aerial spraying for mosquito control was conducted in an effort to reduce the population of Aedes aegypti mosquitoes in Miami-Dade County.1 Two areas Wynwood (in August) and Miami Beach (in... Read more

Content type: Abstract

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