influenza 03 Olson Lewis Tenforde 508

CDC ACIP — Vaccine Advisory Committee

Acip

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nlzation & Respi 
Interim Influenza Vaccine Effectiveness against 
Inpatient, Emergency Department, and Outpatient 
Illness in the 2022-23 season 
Data from the New Vaccine Surveillance Network (NVSN), 
Flu and Other Viruses in the Acutely Ill Network (IVY), 
& VISION Network 
Samantha Olson MPH, Nathaniel Lewis PhD, & Mark Tenforde MD PhD 
Advisory Committee on Immunization Practices 
February 22, 2023 
    
 
      
                        
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Th
e findings and conclusions in this report are those of the authors and do not necessarily represent the official position of the Centers for 
Disease Control and Prevention.