influenza 03 Olson Lewis Tenforde 508
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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
For more information, contact CDC
1
-800-CDC-INFO (232-4636)
TTY: 1-888-232-6348 ww
w.cdc.gov
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.