Advance directives prior to COVID-19 diagnosis in a United States national healthcare system

• Amy R. Schwartz ,

  Roles Conceptualization, Formal analysis, Investigation, Writing – original draft, Writing – review & editing

  * E-mail: amy.schwartz2@va.gov

  Affiliations Department of Internal Medicine, Yale School of Medicine, Yale University, New Haven, Connecticut, United States of America, Department of Medicine, VA Connecticut Healthcare System, West Haven, Connecticut, United States of America

  https://orcid.org/0000-0002-9614-1179

  ⨯
• Janet P. Tate,

  Roles Conceptualization, Data curation, Formal analysis, Writing – review & editing

  Affiliation Department of Medicine, VA Connecticut Healthcare System, West Haven, Connecticut, United States of America

  ⨯
• Lisa Soleymani Lehmann,

  Roles Conceptualization, Writing – review & editing

  Affiliations Department of Medicine, Harvard Medical School, Boston, Massachusetts, United States of America, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America

  ⨯
• Joseph T. King Jr.,

  Roles Conceptualization, Formal analysis, Writing – review & editing

  Affiliations Department of Surgery, VA Connecticut Healthcare System, West Haven, Connecticut, United States of America, Department of Neurosurgery, Yale University School of Medicine, New Haven, Connecticut, United States of America

  https://orcid.org/0000-0003-2823-9649

  ⨯
• Kristie M. Walenczyk,

  Roles Conceptualization, Writing – review & editing

  Affiliations Department of Internal Medicine, Yale School of Medicine, Yale University, New Haven, Connecticut, United States of America, Department of Psychiatry, Yale University School of Medicine, New Haven, Connecticut, United States of America, Department of Psychiatry, VA Connecticut Healthcare System, West Haven, Connecticut, United States of America

  ⨯
• Woody Levin,

  Roles Data curation, Investigation

  Affiliations Department of Internal Medicine, Yale School of Medicine, Yale University, New Haven, Connecticut, United States of America, Department of Medicine, VA Connecticut Healthcare System, West Haven, Connecticut, United States of America

  ⨯
• Shelli L. Feder,

  Roles Conceptualization, Writing – review & editing

  Affiliations Department of Medicine, VA Connecticut Healthcare System, West Haven, Connecticut, United States of America, Yale School of Nursing, New Haven, Connecticut, United States of America

  ⨯
• Amy C. Justice,

  Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Writing – review & editing

  Affiliations Department of Internal Medicine, Yale School of Medicine, Yale University, New Haven, Connecticut, United States of America, Veterans Aging Cohort Study Center, VA Connecticut Healthcare System, West Haven, Connecticut, United States of America, Department of Health Policy and Management, Biomedical Informatics and Data Sciences, Yale School of Medicine, Yale University, New Haven, Connecticut, United States of America

  ⨯
• Kathleen M. Akgün

  Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – review & editing

  Affiliations Department of Internal Medicine, Yale School of Medicine, Yale University, New Haven, Connecticut, United States of America, Department of Medicine, VA Connecticut Healthcare System, West Haven, Connecticut, United States of America

  ⨯