Author Contributions: Dr Pasche 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: Kaklamani, Sadim, Ahsan, Mantzoros, Pasche.
Acquisition of data: Kaklamani, Sadim, Gulden, Offit.
Analysis and interpretation of data: Wisinski, Do, Baron, Ahsan, Mantzoros, Pasche.
Drafting of the manuscript: Kaklamani, Do, Ahsan, Mantzoros, Pasche.
Critical revision of the manuscript for important intellectual content: Kaklamani, Wisinski, Sadim, Gulden, Offit, Baron, Ahsan, Mantzoros, Pasche.
Statistical analysis: Kaklamani, Sadim, Do, Mantzoros.
Obtained funding: Ahsan, Pasche.
Administrative, technical, or material support: Offit, Baron.
Study supervision: Kaklamani, Ahsan, Mantzoros, Pasche.
Financial Disclosures: None reported.
Funding/Support: This work was supported by the Walter S. Mander Foundation (Chicago, Illinois); grants CA112520, CA108741, DK081913, DK79929, DK 58785 from the National Institutes of Health; the Jeannik M. Littlefield-AACR Grant in Metastatic Colon Cancer Research from the American Institute for Cancer Research; a discretionary grant from Beth Israel Deaconess Medical Center; the Lynn Sage Foundation and the American Society of Clinical Oncology Career Development Award; and the Niehaus Clinical Cancer Genetics Initiative.
Role of the Sponsor: The funding organizations 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.
Disclaimer: Dr Pasche is a Contributing Editor for JAMA but was not involved in the editorial evaluation or editorial decision making regarding publication of this article.