State of the Science ReviewMeta-analysis investigating the relationship between clinical features, outcomes, and severity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pneumonia
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open access
Key Words
COVID-19
Clinical characteristics
Prognosis
Severe illness
ICU cases
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Conflicts of interest: None to report.
Author contributions: J. L., X. H. and G.D. participated in study design; J. L. and X. H. performed data extraction and data analysis; J. L. and Y. Y. drafted the manuscript; All authors provided critical review of the manuscript and approved the final draft for publication.
Ethical approval: Approval was not required.
© 2020 The Author(s). Published by Elsevier Inc. on behalf of Association for Professionals in Infection Control and Epidemiology, Inc.