Displaying results 1 - 3 of 3
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Diagnosis Coding Anomalies Resulting in Hemorrhagic Illness Alerts in Veterans Health Administration Outpatient Clinics
Content Type: Abstract
The Veterans Health Administration (VHA) operates over 880 outpatient clinics across the nation. The Johns Hopkins Applied Physics Laboratory’s Electronic Surveillance System for the Early Notification of Community-Based Epidemics (ESSENCE) utilizes… read more… Epidemics (ESSENCE) utilizes VHA ICD9 coded outpatient visit data for the detection of abnormal patterns of disease … Epidemics (ESSENCE) utilizes VHA ICD9 coded outpatient visit data for the detec- tion of abnormal patterns of … Epidemics (ESSENCE) utilizes VHA ICD9 coded outpatient visit data for the detection of abnormal patterns of disease … -
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 … -
Classification of Emergency Department Syndromic Data for Seasonal Influenza Surveillance
Content Type: Abstract
We evaluated several classifications of emergency department (ED) syndromic data to ascertain best syndrome classifications for ILI.… and excluded one hospital that did not provide ED chief com- plaints. The weekly number of positive viral cultures … with ED data. We used 6 classifications of ILI ED visit data for this analysis: (1) A chief complaint with …