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Syndromic Surveillance for a Large Respiratory Disease Outbreak by Legionella in the Netherlands
Content Type: Abstract
To evaluate the added value of a syndromic surveillance system in detecting a large severe respiratory disease outbreak with a point-source we used the Legionnaires' disease (LD) outbreak of 1999 in the Netherlands as a case-study. We… read more… Wilfrid van Pelt Ph.D., Arnold Dekkers Ph.D., Jan van de Kassteele Ph.D., Hans van Vliet M.D., Marion Koopmans … with a point-source. Using a syndromic approach we did a space-time analysis of hospital records to de- termine … surveillance. METHODS Hospital discharge diagnoses for all of 1999, (cover- age: 99%) were retrospectively analyzed … -
Respiratory Syndrome in the Netherlands in Relation to Pathogen Activity
Content Type: Abstract
Syndromic surveillance may be suited for detection of emerging respiratory disease elevations that could pass undiagnosed. The syndromes under surveillance should then retrospectively reflect known respiratory pathogen activity. To validate this for… read more… gen counts (-5 up to +5 weeks) as explanatory vari- ables. A forward stepwise regression approach was used, by … models with hierarchical time series models. RESULTS All respiratory pathogens and the residual values for …