Accepted for Publication: February 27, 2014.
Published Online: May 26, 2014. doi:10.1001/jamainternmed.2014.1183.
Study concept and design: Auriemma, Pardo, Halpern.
Acquisition, analysis, or interpretation of data: Auriemma, Nguyen, Bronheim, Kent, Nadiger, Pardo.
Drafting of the manuscript: Auriemma, Nguyen, Kent.
Critical revision of the manuscript for important intellectual content: Nguyen, Bronheim, Nadiger, Pardo, Halpern.
Statistical analysis: Auriemma, Halpern.
Obtained funding: Halpern.
Administrative, technical, or material support: Nguyen, Kent, Halpern.
Study supervision: Auriemma, Nadiger, Halpern.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by a grant from the Doris Duke Charitable Foundation to Perelman School of Medicine at the University of Pennsylvania to fund Clinical Research Fellow Dr Auriemma, and by a grant from the Otto Haas Charitable Trust (Dr Halpern).
Role of the Sponsor: The funding sources had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Additional Contributions: Nicole B. Gabler, PhD, MHA, MPH, from the FIELDS program at the University of Pennsylvania, assisted with preparation of the data for this manuscript. Dr Gabler was not compensated for her assistance with this project.