Displaying results 9 - 11 of 11
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Improving Negation Processing in Triage Notes
Content Type: Abstract
Emergency Department (ED) triage notes are clinical notes that expand upon the chief complaint, and are included in the AHIC minimum dataset for biosurveillance.1 Clinical notes can improve the accuracy of keyword-based syndromes but require… read more… a sample of NC DETECT records that included the 4432 ED visits with triage notes for 11/22/2006 and 11/23/2006. … submitted tri- age notes, which comprised 30% of all visits for those dates. We then manually selected a sample … and type of negation. The final sample included 177 visits con- taining negated terms, from 18 of the 19 NC DE- … -
Reverse Engineering of a Syndrome Definition for Influenza
Content Type: Abstract
We report here on the use of the North Carolina Bioterrorism and Emerging Infection Prevention System (NC BEIPS, www.ncbeips.org) to reverse engineer a syndrome definition of influenza for the purpose of influenza surveillance.… illness, a combination of evidence of fever and another com- mon symptom was used. The frequency of this com- bination of symptoms in patients diagnosed with in- … RESULTS Mention of the term “flu” in either the chief com- plaint (CC) or triage note (TN) field (without evi- … -
Evolution of a Syndromic Surveillance Case Definition
Content Type: Abstract
In North Carolina, select hospital emergency departments have been submitting data since 2003 for use in syndromic surveillance. These data are collected, stored, and parsed into syndrome categories by the North Carolina… read more… zoster were not included. From the 813,536 ED visits in the database for the calendar year 2004, all visits with the ICD-9-CM code of 052.0-052.9 (CP) and all visits meeting the syndrome definition for FRI were …