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. 2023 Feb 2;29(6):781–788. doi: 10.1016/j.cmi.2023.01.019

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© 2023 The Author(s)

Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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Fig. 2 — Cumulative incidence function of primary and secondary endpoints.

(A) COVID-19, (B) documented asymptomatic SARS-CoV-2 infection, (C) mild-moderate SARS-CoV-2 infection, (D) COVID-19-related hospitalization, (E) clinically relevant RTI, and (F) clinically relevant RTI excluding COVID-19.