Journal article

Working towards a simple case definition for influenza surveillance

K Thursky, SP Cordova, D Smith, H Kelly

Journal of Clinical Virology | ELSEVIER SCIENCE BV | Published : 2003


BACKGROUND: A single definition of influenza-like illness (ILI) has been recommended by the Australian Influenza Pandemic planning committee for influenza surveillance systems throughout Australia. OBJECTIVES: To examine combinations of clinical symptoms and determine which combination was most likely to predict laboratory-confirmed influenza in adult patients with ILI. STUDY DESIGN: Sentinel general-practices in Western Australia and Victoria, 1998 and 1999. Univariate analysis and stepwise logistic regression were used to determine significant independent clinical predictors of influenza in adults. Sensitivity, specificity and positive predictive value (PPV) were calculated for various sym..

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University of Melbourne Researchers