A retrospective cohort study on COVID-19 at 2 Los Angeles hospitals: Older age, low triage oxygenation, and chronic kidney disease among the top risk factors associated with in-hospital mortality

• Alisa Sato ,

  Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Writing – original draft

  * E-mail: asato@ucla.edu

  Affiliation Department of Medicine, PIH Health Hospital Whittier & PIH Health Hospital Downey, Los Angeles, CA, United States of America

  https://orcid.org/0000-0002-0706-3050

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• Jeffrey Ludwig,

  Roles Formal analysis, Writing – review & editing

  Affiliation Department of Mathematics, University of California Irvine, Irvine, CA, United States of America

  https://orcid.org/0000-0002-2677-371X

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• Timothy Howell

  Roles Data curation

  Affiliation Department of Family Medicine, PIH Health Hospital Whittier & Clinical Informatics, PIH Health, Los Angeles, CA, United States of America

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