Seasonal influenza vaccination coverage and population health burden in Europe during the 2019/2020 and 2021/2022 influenza seasons: an ecological panel analysis using principal-component-adjusted multivariable regression.
BACKGROUND Few studies have examined whether country-level seasonal influenza vaccination coverage is associated with population health burden. We assessed the associations of influenza vaccination coverage with all-cause mortality and disability-adjusted life years (DALYs) across countries participating in the Survey...