Heterogeneous case definitions used for the surveillance of influenza in Europe.
We reviewed the case definitions used by 21 influenza sentinel-based surveillance networks in Western Europe. Two clinical syndromes were used with a wide range of case definitions that nevertheless shared common criteria. Although there is currently no international consensus, efforts are being undertaken to standardise influenza case definitions in Europe.
Aguilera
J F
JF
Respiratory Division, Communicable Disease Surveillance Centre, Public Health Laboratory Service, London, United Kingdom. jaguilera@phls.org.uk
Paget
W J
WJ
Mosnier
A
A
Heijnen
M L
ML
Uphoff
H
H
van der Velden
J
J
Vega
T
T
Watson
J M
JM
D003937:Diagnosis, Differential; D003948:Diagnostic Techniques, Respiratory System / Q000592:standards; D005060:Europe / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D007251:Influenza, Human / Q000145:classification / Q000175:diagnosis* / Q000453:epidemiology; D012141:Respiratory Tract Infections / Q000175:diagnosis; D018571:Sentinel Surveillance; D011795:Surveys and Questionnaires