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. 2022 Sep 12;9(9):ofac464. doi: 10.1093/ofid/ofac464

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© The Author(s) 2022. Published by Oxford University Press on behalf of 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. — Adjusted odds ratios for long COVID symptoms ≥12 weeks after first infection, comparing matched study participants who were double-vaccinated or unvaccinated (reference group) before infection. Odds ratios adjusted for sociodemographic characteristics (age, sex, White or non-White ethnicity, country/region of residence, area deprivation quintile group, and self-reported, preexisting health/disability status) and time from infection to follow-up for long COVID. Confidence intervals are at the 95% level.