Author Contributions: Dr Werner 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: Werner, Bradlow.
Acquisition of data: Werner.
Analysis and interpretation of data: Werner, Bradlow.
Drafting of the manuscript: Werner.
Critical revision of the manuscript for important intellectual content: Werner, Bradlow.
Statistical analysis: Werner, Bradlow.
Obtained funding: Werner.
Administrative, technical, or material support: Werner.
Study supervision: Werner, Bradlow.
Financial Disclosures: None reported.
Funding/Support: Dr Werner was supported by a career development award from the Department of Veterans Affairs.
Role of the Sponsor: The Department of Veterans Affairs had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; and preparation, review, or approval of the manuscript.
Acknowledgment: We thank David Asch, MD, MBA (Center for Health Equity Research and Promotion, Philadelphia Veterans Affairs Medical Center Division of General Internal Medicine, University of Pennsylvania School of Medicine and Leonard Davis Institute of Health Economics), for comments on drafts of this article. Dr Asch was not compensated for his review.