Accepted for Publication: June 27, 2014.
Published Online: October 15, 2014. doi:10.1001/jamadermatol.2014.2094.
Study concept and design: Takeshita, Wang, Margolis, Gelfand.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Takeshita, Wang, Shin.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Takeshita, Wang, Shin, Kimmel, Troxel, Gelfand.
Administrative, technical, or material support: Shin, Mehta.
Study supervision: Shin, Mehta, Margolis, Gelfand.
Conflict of Interest Disclosures: Dr Takeshita received payment for continuing medical education work related to psoriasis. Dr Gelfand received honoraria serving as a consultant for Abbvie, Amgen Inc, Celgene Corp, Eli Lilly, Janssen Biologics (formerly Centocor), Merck, Novartis Corp, and Pfizer Inc; obtained grants or has pending grants from Abbvie, Amgen Inc, Eli Lilly, Genentech Inc, Janssen, Novartis Corp, and Pfizer Inc; and received payment for continuing medical education work related to psoriasis. No other disclosures were reported.
Funding/Support: This study was supported by grant R01-HL089744 from the National Heart, Lung, and Blood Institute (Dr Gelfand), grant K24-AR064310 from the National Institute of Arthritis and Musculoskeletal and Skin Diseases (Dr Gelfand), a Dermatology Foundation Career Development Award (Dr Takeshita), and a National Psoriasis Foundation Fellowship Award (Dr Takeshita).
Role of the Funder/Sponsor: The funders 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.
Previous Presentations: An abstract of the data contained in this manuscript was presented at the American Academy of Dermatology Annual Meeting; March 22, 2014, Denver, Colorado; and the American Society for Clinical Investigation/American Association of American Physicians Joint Meeting; April 26, 2014; Chicago, Illinois.