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The same methods were used to identify eligible respiratory syncytial virus (RSV) outpatient infections for the 2018 to 2019, 2019 to 2020, 2020 to 2021, and 2021 to 2022 RSV seasons. ED indicates emergency department.
aAll-available data is defined as using all observable data present in the database for a patient at the time of outpatient infection.
