About the Authors

Matthew A. Christensen

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

Laura Bettencourt

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

Leanne Kaye

Affiliation Ginger.io Incorporated, San Francisco, California, United States of America

Sai T. Moturu

Affiliation Ginger.io Incorporated, San Francisco, California, United States of America

Kaylin T. Nguyen

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

Jeffrey E. Olgin

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

Mark J. Pletcher

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

Gregory M. Marcus

marcusg@medicine.ucsf.edu

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

Competing Interests

LK and STM are employees of Ginger.io Incorporated. This does not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: MAC GMM. Data curation: LB LK. Formal analysis: MAC. Funding acquisition: JEO MJP GMM. Investigation: LB LK STM. Methodology: MAC GMM. Resources: LB LK STM KTN JEO MJP GMM. Software: LB LK STM. Supervision: GMM. Validation: LB LK STM. Visualization: MAC KTN. Writing – original draft: MAC GMM. Writing – review & editing: MAC LB LK STM KTN JEO MJP GMM.