Accepted for Publication: January 14, 2015.
Published Online: April 8, 2015. doi:10.1001/jamadermatol.2015.119.
Study concept and design: Lott, Soulos, Gross.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Lott.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Lott, Soulos, Aminawung.
Administrative, technical, or material support: Narayan, Soulos, Aminawung.
Study supervision: Lott, Gross.
Conflict of Interest Disclosures: Dr Gross has received research grant support from Johnson & Johnson, Merck, and 21st Century Oncology. No other disclosures were reported.
Funding/Support: This study was supported in part by the Robert Wood Johnson Foundation and developmental funding from the P30 Cancer Center Support Grant at the Yale Comprehensive Cancer Center. This study used the linked Surveillance, Epidemiology, and End Results (SEER)–Medicare database. The collection of the California cancer incidence data used in this study was supported by the California Department of Public Health as part of the statewide cancer reporting program mandated by California Health and Safety Code Section 103885; the National Cancer Institute (NCI)’s SEER Program under contract N01-PC-35136 awarded to the Northern California Cancer Center, contract N01-PC-35139 awarded to the University of Southern California, and contract N02-PC-15105 awarded to the Public Health Institute; and the Centers for Disease Control and Prevention’s National Program of Cancer Registries under agreement U55/CCR921930-02 (Public Health Institute).
Role of the Funder/Sponsor: The funding sources 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.
Disclaimer: The interpretation and reporting of these data are the sole responsibility of the authors. The authors acknowledge the efforts of the Applied Research Program, NCI; the Office of Research, Development and Information, Centers for Medicare and Medicaid Services (CMS); Information Management Services, Inc (IMS); and the SEER Program tumor registries in the creation of the SEER-Medicare database. The ideas and opinions expressed herein are those of the authors, and endorsement by the State of California, Department of Public Health, the NCI, and the Centers for Disease Control and Prevention or their contractors and subcontractors is not intended nor should be inferred.
Additional Contributions: The Applied Research Program, NCI; the Office of Research, Development and Information, CMS; IMS; and the SEER tumor registries all helped to make possible the creation of the SEER-Medicare database.