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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 4. — Percentage of healthcare workers reporting individual symptoms and total number of reported symptoms (upper right corner) according to weeks since positive SARS-CoV-2 swab, compared with negative controls. Statistics: P values from tests for trends over the 4 categories, without negative controls. Abbreviation: SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.