Displaying results 1 - 7 of 7
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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 … 0.03 HEMORRHAGIC COND NOS 287.9 48 0.07 DROP HEMATOCRIT PRECIP 790.01 71 0.10 HEMOLYTIC UREMIC SYND 283.11 209 0.29 … tools in order to promote more accurate outpatient coding may improve the performance of the HI detection model. … -
Inpatient Data: A New Frontier in VA Biosurveillance and Public Health Monitoring from the Electronic Health Record
Content Type: Abstract
The Veterans Affairs (VA) ESSENCE obtains electronic health record data from 152 medical centers plus clinics in all 50 states, U.S. territories, and the Philippines. ESSENCE analyzes ICD-9 diagnosis codes and demographic data from outpatient and… read more… demographic data from outpatient and emergency department visits using complex aberrancy-detection algorithms. In … data from outpatient and emergency department (ED) visits using complex aberrancy-detection algorithms (1). In … ehtj11115 ehtj11120 ehtj11024 ehtj11060 ehtj11110 26-50 ehtj11034 ehtj11198 ehtj11174 ehtj11048 ehtj11154 … -
Adapting a syndromic biosurveillance system to monitor veterans’ health impact associated with the gulf coast oil spill
Content Type: Abstract
On 20 April 2010, an explosion on an offshore drilling rig in the Gulf of Mexico led to a prolonged uncontrolled release of crude oil. Both clean-up workers and coastal residents were potentially at high risk for respiratory and other… read more… (ESSENCE). ESSENCE captures specific patient care visit ICD-nine codes belonging to selected conditions that … identified. The ICD-nine codes resulting from patient visits to 34 VA coastal emergency departments and outpatient … detected by ESSENCE at 34 VA gulf coast facilities, 26 June–28 August, 2010 State Syndrome Dates Sustained? … -
Carbon Monoxide Poisoning in the Veterans Health Administration, 2010 - 2016
Content Type: Abstract
It is estimated that in the United States (US), unintentional non-fire related CO poisoning causes an average of 439 deaths annually, and in 2007 confirmed CO poisoning cases resulted in 21,304 ED visits and 2,302 hospitalizations (71 per million… read more… 2007 confirmed CO poisoning cases resulted in 21,304 ED visits and 2,302 hospitalizations (71 per million and 8 per … 2007 confirmed CO poisoning cases resulted in 21,304 ED visits and 2,302 hospitalizations (71 per million and 8 per … -
Enhanced Influenza Surveillance using Telephone Triage Data in the VA ESSENCE Biosurveillance System
Content Type: Abstract
Telephone triage is a relatively new data source available to biosurveillance systems.1-2Because early detection and warning is a high priority, many biosurveillance systems have begun to collect and analyze data from non-traditional sources [… read more… searches (e.g. Google Flu Trends) and TT]. These sources may provide disease activity alerts earlier than … searches (e.g. Google Flu Trends) and TT]. These sources may provide disease activity alerts earlier than … -
Acute Hepatitis A Infections among Veterans in Outbreak States, 2016-2018
Content Type: Abstract
Although cases of acute HAV have declined in recent years, elevated numbers of HAV infections began to be reported by California and Michigan in the fall of 2016.1,2 Since this time, associated outbreaks have been reported in 9 additional states (… read more… review our HAV surveillance, to identify Veterans who may be part of these outbreaks, and assess risk factors and … review our HAV surveillance, to identify Veterans who may be part of these outbreaks, and assess risk factors and … -
Surveillance for nationally notifiable infectious conditions using ICD-9-CM diagnosis codes in the VA ESSENCE biosurveillance system
Content Type: Abstract
The Electronic Surveillance System for the Early Notification of Community-based Epidemics (ESSENCE) obtains electronic data from 153 Veterans Affairs (VA) Medical Centers plus outpatient clinics in all 50 states, American Samoa, Guam,… read more… graphic data from outpatient and emergency department visits at all VA facilities.1 For this review, visits with an ICD-9-CM code(s) for a reportable … salmonellosis) had PPVs greater than 50%. Reasons that visits did not meet CDC case definitions included: (1) …