J Pediatric Infect Dis Soc . Evaluation of Influenza Vaccine Effectiveness Among Young Children Receiving Consecutive Versus Nonconsecutive Vaccination During Influenza A(H3N2)-Predominant Seasons

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J Pediatric Infect Dis Soc


. 2020 Aug 5;piaa080.
doi: 10.1093/jpids/piaa080. Online ahead of print.
Evaluation of Influenza Vaccine Effectiveness Among Young Children Receiving Consecutive Versus Nonconsecutive Vaccination During Influenza A(H3N2)-Predominant Seasons


Suchitra Rao ¹ , Angela Moss ² , Molly M Lamb ³ , Edwin J Asturias ⁴



Affiliations

• PMID: 32756876
• DOI: 10.1093/jpids/piaa080

Abstract

A test-negative case-control analysis of 1478 children aged 6 months to 8 years of age seeking care at an emergency/urgent care setting with influenza like illness during the 2016-17 and 2018-19 (H3N2 predominant) influenza seasons demonstrated that influenza vaccine effectiveness did not vary significantly by the prior seasons' vaccination status.
Clinical trials registration: NCT02979626.

Keywords: H3N2; children; influenza; season; vaccine effectiveness.