Welcome to the Surveillance Knowledge Repository

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Healthcare data, including emergency department (ED) and outpatient health visit data, are potentially useful to the public health community for multiple purposes, including programmatic and surveillance activities. These data are collected through several mechanisms, including administrative... Read more

Content type: Abstract

Syndromic surveillance systems are large and complex technology projects that increasingly require large investments of financial and political capital to be sustainable. What was once a minor surveillance tool in the mid-2000s has evolved into a program that is regarded as valuable to public... Read more

Content type: Abstract

Presented November 31, 2017 by the Oregon Poison Center and Oregon Public Health Division Monitoring.

Presenters:

Sandy Giffin, RN, MS, Director, Oregon Poison Center

Laurel Boyd, MPH, ESSENCE Epidemiologist, Oregon Public Health Division

Content type: Webinar

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

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

June 2021 (Topic: The Real Water Public Health Investigation) - Recording

May 2021 (Topic: Mental Health Awareness Month) - Recording, Slides

April 2021 (Topic: What's New in the... 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

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Email: syndromic@cste.org

 

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