Field Effectiveness of Pandemic and 2009-2010 Seasonal Vaccines against 2009-2010 A(H1N1) Influenza: Estimations from Surveillance Data in France

@inproceedings{Pelat2011FieldEO,
  title={Field Effectiveness of Pandemic and 2009-2010 Seasonal Vaccines against 2009-2010 A(H1N1) Influenza: Estimations from Surveillance Data in France},
  author={Camille Pelat and Alessandra Falchi and Fabrice Carrat and Anne Mosnier and Isabelle Bonmarin and Cl{\'e}ment Turbelin and Sophie Vaux and Sylvie van der Werf and Jean Marie Cohen and B. Lina and Thierry Blanchon and Thomas Hanslik},
  booktitle={PloS one},
  year={2011}
}
BACKGROUND In this study, we assess how effective pandemic and trivalent 2009-2010 seasonal vaccines were in preventing influenza-like illness (ILI) during the 2009 A(H1N1) pandemic in France. We also compare vaccine effectiveness against ILI versus laboratory-confirmed pandemic A(H1N1) influenza, and assess the possible bias caused by using non-specific endpoints and observational data. METHODOLOGY AND PRINCIPAL FINDINGS We estimated vaccine effectiveness by using the following formula: VE… CONTINUE READING