Author Contributions: Dr Prigerson 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: Phelps, Maciejewski, Balboni, Prigerson.
Acquisition of data: Paulk, Prigerson.
Analysis and interpretation of data: Phelps, Maciejewski, Nilsson, Balboni, Wright, Schrag, Trice, Peteet, Block, Prigerson.
Drafting of the manuscript: Phelps, Schrag, Prigerson.
Critical revision of the manuscript for important intellectual content: Phelps, Maciejewski, Nilsson, Balboni, Wright, Paulk, Schrag, Trice, Peteet, Block, Prigerson.
Statistical analysis: Maciejewski, Nilsson, Balboni, Prigerson.
Obtained funding: Prigerson.
Administrative, technical, or material support: Paulk, Block, Prigerson.
Study supervision: Schrag, Prigerson.
Financial Disclosures: None reported.
Funding/Support: This study was supported by grant CA 106370 from the National Cancer Institute, grant MH63892 from the National Institute of Mental Health, and a Fetzer Institute grant on spirituality at the end of life.
Role of the Sponsor: The funding organizations had no role in the design and conduct of the study; collection, analysis, or preparation of the data; or preparation, review, or approval of the manuscript.