Displaying results 745 - 752 of 826
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Analysis of Syndrome Definitions for Gastrointestinal Illness with ICD9 Codes for Gastroenteritis during the 2006-07 Norovirus Season in Boston
Content Type: Abstract
We report on a retrospective analysis of gastrointestinal syndrome definitions based on chief complaints and ICD9 diagnosis for gastroenteritis during the 2006-07 season of increased norovirus activity.… de- gree of sensitivity for cases of gastroenteritis as con- firmed by ICD9 codes, however the most specific … -
Spatial and Temporal Dynamics of Tuberculosis in Fukuoka, Japan
Content Type: Abstract
Tuberculosis (TB) has reemerged as a global public health epidemic in recent years. TB remains a serious public health problem among certain patient populations, and is prevalent in many urban areas. The World Health Organization estimates that… read more… [3] Dye C, Scheele S, Dolin P, Pathania V, Raviglione MC: Con- sensus statement. Global burden of tuberculosis: … -
A Comparison of Ambulatory Care and Emergency Department Encounters as Data Sources for Detection of Clusters of Lower Gastrointestinal Illness
Content Type: Abstract
We sought to compare ambulatory care (AC) and emergency department (ED) data for the detection of clusters of lower gastrointestinal illness, using AC and ED data and AC+ED data combined, from two geographically separate health plans participating… read more… useful information for syndromic surveillance. Cor- relation with confirmed outbreaks will be necessary to … -
Disease Surveillance among Katrina Evacuees in Shelters - Use of a Web-Based Surveillance System during an Emergency Response
Content Type: Abstract
On Monday, August 29, 2005, Hurricane Katrina struck the Gulf Coast. Outside of the affected areas of TX, LA, MS, and AL, GA received the largest number of these evacuees, approximately 125,000. By August 30, 2005, GA began receiving a total of… read more… sur- veillance form captured census data, symptoms con- sistent with infection diseases of outbreak potential, … -
Predicting Probabilities of Flu Vaccination and Commuting Methods Having Elevated Flu Transmission Probabilities in New York City
Content Type: Abstract
Aerial transmission and direct contact are important factors for flu. Consequently, close contact with large groups of people, such as during mass transit, present opportunities for transmission. One protective method that… read more… RESULTS “Mixing commute” and vaccination rates differ con- siderably by geographic areas and socio-demographic … -
Accounting for Acceleration of Disease Rates with Age in Biosurveillance Systems: The SIMPLE Method
Content Type: Abstract
Accurate and precise estimation of disease rates for a given population during a specified time frame is a major concern for public health practitioners and researchers in biosurveillance. Many diseases follow distinct patterns;… read more… in National BioSurveillance Systems. Lec Notes Comp Sci 2007; 4506: 47-58. 3. Horiuchi S, Wilmoth JR. Age … -
The Development of Virtual Data for Syndromic Surveillance Exercises
Content Type: Abstract
On 27 April 2005, a simulated bioterrorist event—the aerosolized release of Francisella tularensis in the men’s room of luxury box seats at a sports stadium—was used to exercise the disease surveillance capability of the National Capital Region (NCR… read more… utili- zation behavior model at a time dependent on symp- tom onset and duration and at a location based on the … -
Earliest Event Detection: A Unique Approach Combining Syndromic Surveillance with Data Mining
Content Type: Abstract
Syndromic surveillance is focused upon organizing data into categories to detect medium to large scale clusters of illness. Detection often requires that a critical threshold be surpassed. Data mining searches through data to identify records… read more… free text data to allow for rapid detection. When ICD-9-CM diagnosis codes are available, the same data mining … detected through data mining of both free- text and ICD-9-CM data. Most of these cases would never have been …