This page contains the accessible version of the "Flu Vaccine Effectiveness (Nasal)" graph. Click here to view the original graph or browse the text version of each section below.
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Year
Vaccine Effectiveness in Children (2-17 Years) (%)
2015-2016
57.6
2016-2017
65.8
2017-2018
26.9
2018-2019
48.6
2019-2020
45.4
Page last updated Wednesday, January 4, 2023