Using linked public health data from Australia to measure uptake of COVID-19 vaccination by infection status, we found coverage considerably lower among infected than uninfected persons for all ages. Increasing uptake of scheduled doses, including among previously infected persons after the recommended postinfection delay, is needed to reduce COVID-19 illness rates.
Keywords: Australia; COVID-19; SARS-CoV-2; coronavirus disease; data linkage; respiratory infections; severe acute respiratory syndrome coronavirus 2; vaccination; viruses.