Case counts and test data by date of report can vary significantly from day to day for a variety of reasons. In addition to changes due to actual changes in disease incidence, trends are strongly influenced by testing patterns (who gets tested and why), testing availability, lab analysis backlogs, lab reporting delays, new labs joining our electronic laboratory reporting system, mass screenings, etc.
Data source: Delaware Health Information Network.
Data source: Delaware syndromic surveillance data from emergency department and freestanding emergency centers. Reported to the National Syndromic Surveillance Program. COVID-19-like illness (CLI) is defined as fever and cough or shortness of breath or difficulty breathing or presence of a coronavirus diagnosis code. Influenza-like illness is defined as fever and a cough and/or a sore throat without a known cause other than influenza.