Displaying results 417 - 424 of 857
-
Using cross-correlation networks to identify and visualize patterns in disease transmission
Content Type: Abstract
Syndromic surveillance data such as the incidence of influenza-like illness (ILI) is broadly monitored to provide awareness of respiratory disease epidemiology. Diverse algorithms have been employed to find geospatial trends in … read more… rates. Methods For this pilot study, we analyzed patient visits to health care providers for ILI, collected through … data consist of the weighted percentage of all patient visits to healthcare providers for ILI reported each week. … weak transmission (region nine) of ILI cases in hospital visit data. Other observations from the network are … -
Using cross-correlation networks to identify and visualize patterns in disease transmission
Content Type: Abstract
Syndromic surveillance data such as the incidence of influenza-like illness (ILI) is broadly monitored to provide awareness of respiratory disease epidemiology. Diverse algorithms have been employed to find geospatial trends in surveillance data,… read more… rates. Methods For this pilot study, we analyzed patient visits to health care providers for ILI, collected through … data consist of the weighted percentage of all patient visits to healthcare providers for ILI reported each week. … weak transmission (region nine) of ILI cases in hospital visit data. Other observations from the network are … -
Assessing the Utility of Syndromic Surveillance Systems during Extreme Weather Conditions
Content Type: Abstract
Recent extreme weather events have caused serious health and social problems across Europe. During the summer heat waves of 2003 across Europe, France recorded an excess of over 14,000 deaths contributed to heat-related causes. Other countries such… read more… electronic medical records for emergency department visits, are already in existence in many of the countires … electronic medical records for emergency department visits, are already in exis- tence in many of the countires … electronic medical records for emergency department visits, are already in existence in many of the countires … -
Comparison of Distribute and ILINet for national influenza surveillance
Content Type: Abstract
During the spring of 2009, a public health emergency was declared in response to the emergence of the 2009 Influenza A (H1N1) virus. Owing to the response, timely data were needed to improve situational awareness and to inform… read more… reports of influenza-like illness (ILI) and total patient visits to EDs from participating health jurisdictions, … Society for Disease Surveillance, Boston, MA, USA E-mail: krk9@cdc.gov Objective To compare ILI data reported to … reports of influenza-like illness (ILI) and total patient visits to EDs from participating health jurisdictions, … -
Improved diagnosis of group A streptococcal pharyngitis using real-time biosurveillance
Content Type: Abstract
Group A Streptococcal (GAS) pharyngitis, the most common bacterial cause of acute pharyngitis, causes more than half a billion cases annually worldwide. Treatment with antibiotics provides symptomatic benefit and reduces complications… read more… University of California San Diego, San Diego, CA, USA E-mail: Andrew.Fine@childrens.harvard.edu Objective The … was restricted to nine markets with 47000 patient visits for pharyngitis, for a total of 138,910 patient … across six states. Anonymized extracted data included visit date, location, signs and symptoms included in the … -
Improved diagnosis of group A streptococcal pharyngitis using real-time biosurveillance
Content Type: Abstract
Group A Streptococcal (GAS) pharyngitis, the most common bacterial cause of acute pharyngitis, causes more than half a billion cases annually worldwide. Treatment with antibiotics provides symptomatic benefit and reduces complications, missed work… read more… University of California San Diego, San Diego, CA, USA E-mail: Andrew.Fine@childrens.harvard.edu Objective The … was restricted to nine markets with 47000 patient visits for pharyngitis, for a total of 138,910 patient … across six states. Anonymized extracted data included visit date, location, signs and symptoms included in the … -
Syndromic Surveillance Case Definition Development Using Recursive Partitioning Techniques for Highly Dimensional Databases
Content Type: Abstract
Seasonal influenza accounts for a high proportion of outpatient morbidity during the winter months. However, influenza case counts are greatly underestimated due to frequently undiagnosed influenza. Electronic medical record (EMR… read more… following database tables: age, vital signs, reason for visit, procedures (CPT), and diagnoses (ICD-9). 10-fold … rate, 51 CPT codes, 46 ICD-9 codes, and 41 ‘reasons for visit’ were identified for the final model analysis. The … 1. This model includes Temperature, Age, 8 reasons for visit (Sore throat, Fever, Cough, Cold symptoms, Throat … -
Syndromic Surveillance and Zip Code Data: The Role of Zip Codes in Understanding Populations
Content Type: Abstract
Syndromic surveillance systems use residential zip codes for spatial analysis to identify disease clusters. However, the use of emergency medical services can be influenced by geographic proximity, specialty services, and severity of illness. We… read more… Between January 28 and March 7, 2005, there were 47,973 visits to Boston EDs reported to the BPHC syndromic … into the city neighborhoods. RESULTS Of the 47,460 visits, there were 245 visits with retired zip codes (no … by neighborhood from 21.0 to 64.0 per 1,000. The ED visit rate for Boston residents inversely correlated with …