Author Contributions: Ms Reid had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Reid, Deb, Howell, Shrank.
Acquisition of data: Reid, Shrank.
Analysis and interpretation of data: Reid, Deb, Howell, Shrank.
Drafting of the manuscript: Reid, Deb.
Critical revision of the manuscript for important intellectual content: Reid, Deb, Howell, Shrank.
Statistical analysis: Reid, Deb, Howell, Shrank.
Administrative, technical, or material support: Howell, Shrank.
Study supervision: Shrank.
Conflict of Interest Disclosures: The authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest. Dr Shrank reported serving as a consultant to United Healthcare; and receiving grant support from CVS Caremark, Aetna, and Express Scripts. The other authors did not report any disclosures.
Online-Only Material: The Author Video Interview is available .