Author Contributions: Mr Mahmoodi 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: Mahmoodi, Gansevoort, van der Meer.
Acquisition of data: Mahmoodi, Veeger.
Analysis and interpretation of data: Mahmoodi, Gansevoort, Veeger, Matthews, Navis, Hillege, van der Meer.
Drafting of the manuscript: Mahmoodi.
Critical revision of the manuscript for important intellectual content: Gansevoort, Veeger, Matthews, Navis, Hillege, van der Meer.
Statistical analysis: Mahmoodi, Matthews.
Study supervision: van der Meer.
Financial Disclosures: None reported.
Funding/Support: The PREVEND Study has been made possible by grants from the Dutch Kidney Foundation.
Role of the Sponsor: The Dutch Kidney Foundation was not involved in the design and conduct of the study; collection, management, analysis, and interpretation of the data; or in the preparation, review, or approval of the manuscript.
Additional Contributions: We thank Frits R. Rosendaal, MD, PhD, Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands; and Martin H. Prins, MD, PhD, Department of Clinical Epidemiology and Medical Technology Assessment, Academic Hospital, Maastricht, the Netherlands, for clinical and statistical advice. Neither individual received compensation for the contributions.
Dr van der Meer recently died following a sudden illness. We thank Hanneke C. Kluin-Nelemans, MD, PhD, Department of Hematology, University Medical Center Groningen, Groningen, the Netherlands, for providing help to guide the paper during revision after Dr van der Meer's death.