Displaying results 9 - 15 of 15
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Traveling Epidemic Waves in Biosurveillance Data: Identifying Early Hotspots of Respiratory Illness
Content Type: Abstract
We have previously shown that timeliness of detection is influenced both by the data source (e.g., ambulatory vs. emergency department) and demographic characteristics of patient populations (e.g., age). Because epidemic waves are thought to… read more… there is a referral bias which must be accounted for as a con- founding factor. The model accounts for referral bias … John Brownstein, john_brownstein@harvard.edu; www.chip.org Advances in Disease Surveillance 2006;1:8 … -
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… K Kniss et al.; licensee Emerging Health Threats Journal. www.eht-journal.org 46 based syndromic surveillance, and … 2010. References 1 Distribute background at: http://www.isdsdistribute.org/faq.php. 2 Influenza Surveillance Background: http://www.cdc.gov/flu/ weekly/fluactivity.htm. Comparison of … -
Anticipatory surveillance for mass gatherings: a novel application of mass media surveillance
Content Type: Abstract
Public health and medical research on mass gatherings (MGs) are emerging disciplines. MGs present surveillance challenges quite different from routine outbreak monitoring, including prompt detection of outbreaks of an unusual … read more… Mekaru et al.; licensee Emerging Health Threats Journal. www.eht-journal.org 30 British Colombia experienced a … Health Threats Journal SR Mekaru et al. 2011, 4:s39 www.eht-journal.org page 2/2 31 … -
Can all-cause school absenteeism be used to optimize the timing of school closure in response to pandemic influenza?
Content Type: Abstract
School closure has long been proposed as a non-pharmaceutical intervention in reducing the transmission of pandemic influenza. Children are thought to have high transmission potential because of their low immunity to circulating… read more… Egger et al.; licensee Emerging Health Threats Journal. www.eht-journal.org 26 and threshold levels in absenteeism … Health Threats Journal JR Egger et al. 2011, 4:s78 www.eht-journal.org page 2/2 27 … -
Web Search Query Data to Monitor Dengue Epidemics: a New Model for Dengue Surveillance
Content Type: Abstract
With an estimated 500 million people infected each year, dengue ranks as one of the most significant mosquito-borne viral human diseases, and one of the most rapidly emerging vectorborne diseases. A variety of obstacles including bureaucracy and… read more… goals. The product of this work is freely available at www.google.org/denguetrends. Keywords Dengue; epidemics; … 2011, 4: 11135 - DOI: 10.3402/ehtj.v4i0.11135 http://www.google.org&fslash;denguetrends 1-25 ehtj11702 ehtj_toc … -
Evaluation of Online Media Reports for Global Infectious Disease Intelligence
Content Type: Abstract
While traditional means of surveillance by governments, multi-national agencies, and institutional networks assist in reporting and confirming infectious disease outbreaks, these formal sources of information are limited by their… read more… about emerging diseases.(3) Figure 1. Screenshot of www.HealthMap.org RESULTS Over the evaluation period, … -
Accurate Detection of Arbitrarily-Shaped Spatial Disease Clusters
Content Type: Abstract
Methods for locating spatial clusters of diseases are typically variations of the circular scan statistic method. They restrict the number of potential clusters by considering all circular, rectangular, or elliptical regions, and then apply a… read more… further study is needed. REFERENCES l scan statistic, Comm and Methods. 1997; 26(6):1481-1496. [2] Neill D, Moore …