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. 2022 Oct 20;5(10):e2240037. doi: 10.1001/jamanetworkopen.2022.40037

Figure 1. Cohorts and Subcohorts Included in the Study, With Results for Total Breakthrough Infections, Severe Breakthrough Infections, and Deaths 2 to 28 Days After Diagnosis of Infection.

Figure 1.

The Methods section and eMethods in the Supplement include the definition of immunocompromised (IC) status, time periods for Delta and Omicron periods, and time periods for US Food and Drug Administration approval of vaccination for the general adult population.

aIn addition to no booster (B), started initial vaccination on or after recommendation for all US adults (March 29, 2021).