Published Online: June 3, 2014. doi:10.1001/jama.2014.6634.
Study concept and design: Coresh, Turin, Matsushita, Inker, de Jong, Iseki, Stengel, Gansevoort, Levey.
Acquisition, analysis, or interpretation of data: All authors and the Chronic Kidney Disease Prognosis Consortium.
Drafting of the manuscript: Coresh, Turin, Matsushita, Sang, Ballew, Gansevoort, Levey.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Coresh, Matsushita, Sang.
Obtained funding: Coresh.
Administrative, technical, or material support: Coresh, Matsushita, Ballew.
Study supervision: Coresh, Turin, Matsushita, Gansevoort, Levey.
Conflict of Interest Disclosures: The authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest. Dr Matsushita reported receiving honoraria from Mitsubishi Tanabe Pharma outside the submitted work. Dr Chadban reported receiving grants and personal fees from Amgen, Novartis, and Alexion outside the submitted work. No other disclosures were reported.
Funding/Support: The Chronic Kidney Disease Prognosis Consortium (CKD-PC) data coordinating center is funded in part by a program grant from the US National Kidney Foundation (funding sources include AbbVie and Amgen) and the National Institute of Diabetes and Digestive and Kidney Diseases (grant R01DK100446). A variety of sources have supported enrollment and data collection, including laboratory measurements and follow-up in the collaborating cohorts of the CKD-PC. These funding sources include government agencies such as national institutes of health and medical research councils as well as foundations and industry sponsors listed in eAppendix 3 in the Supplement.
Role of the Sponsors: The funding sponsors 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; and decision to submit the manuscript for publication, other than planning for the National Kidney Foundation-Food and Drug Administration meeting.
Group Information: A list of members of the Chronic Kidney Disease Prognosis Consortium appears in the Supplement.