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. 2023 May 17. Online ahead of print. doi: 10.1016/j.jinf.2023.05.012

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© 2023 The British Infection Association. Published by Elsevier Ltd. All rights reserved.

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Fig. 1 — Identification of Azvudine and Paxlovid recipients through 1:1 propensity score-matching. A) Flow chart showed the inclusion and exclusion of COVID-19 hospitalized patients during the study period. B) Standard mean differences between the groups before and after 1:1 propensity score-matching. C) Baseline characteristics of the included patients before and after 1:1 propensity score-matching.