The ED case definition
is less specific because it includes patients reporting a chief complaint of "flu" alone, whereas the ambulatory care definition requires both febrile and respiratory symptoms and diagnoses.
Over a 2-week period in the spring of 2000, 85 students met the case definition
of acute gastroenteritis: three or more episodes of diarrhea or two or more episodes of vomiting within 24 hours.
Arboviral diseases, neuroinvasive and non-neuroinvasive: 2015 case definition
The Council of State and Territorial Epidemiologists (CSTE) and the Centers for Disease Control and Prevention require laboratory and clinical criteria to meet the case definition
However, they used the classification of "primary headache disorders" provided by the International Headache Society as their case definition
Whether the deaths were from influenza activity, comorbidity with other respiratory illnesses, or changes in the case definition
is still unknown.
We used a case definition
that combined both outcomes, i.
This case definition
, if used as stated, is intended to allow physicians to distinguish MCS from other collections of similar commonly experienced symptoms.
Update to arboviral neuroinvasive and non-neuroinvasive diseases case definition