About the Authors

Julie B. Wang

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

Affiliations 24K Data, Washington, DC, United States of America, Division of Cardiology, School of Medicine, University of California, San Francisco, United States of America, Physiological Nursing, School of Nursing, University of California, San Francisco, United States of America

Jeffrey E. Olgin

Roles Funding acquisition, Resources, Writing – review & editing

Affiliation Division of Cardiology, School of Medicine, University of California, San Francisco, United States of America

Gregory Nah

Roles Formal analysis

Affiliation Division of Cardiology, School of Medicine, University of California, San Francisco, United States of America

Eric Vittinghoff

Roles Formal analysis, Methodology, Writing – review & editing

Affiliation Department of Epidemiology and Biostatistics, University of California, San Francisco, United States of America

Janine K. Cataldo

Roles Writing – review & editing

Affiliation Physiological Nursing, School of Nursing, University of California, San Francisco, United States of America

Mark J. Pletcher

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

Affiliation Department of Epidemiology and Biostatistics, University of California, San Francisco, United States of America

Gregory M. Marcus

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Resources, Supervision, Writing – original draft, Writing – review & editing

greg.marcus@ucsf.edu

Affiliation Division of Cardiology, School of Medicine, University of California, San Francisco, United States of America

Competing Interests

This study was partially supported by 24K Data (http://24Kdata.com). There are no patents, products in development or marketed products to declare. This does not alter our adherence to PLOS ONE policies on sharing data and materials.