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. 2022 Jan 28;75(1):e1011–e1019. doi: 10.1093/cid/ciac054

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© The Author(s) 2022. Published by Oxford University Press for the Infectious Diseases Society of America.

This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs licence (https://creativecommons.org/licenses/by-nc-nd/4.0/), which permits non-commercial reproduction and distribution of the work, in any medium, provided the original work is not altered or transformed in any way, and that the work is properly cited. For commercial re-use, please contact journals.permissions@oup.com

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Figure 1. — Study flow showing the total population and the subpopulations analyzed for specific analyses. Abbreviations: anti-S, anti-spike protein antibodies; COVID, coronavirus disease; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.