Author Contributions: Dr Albertsen 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: Albertsen.
Acquisition of data: Albertsen, Fine.
Analysis and interpretation of data: Albertsen,
Drafting of the manuscript: Albertsen, Hanley.
Critical revision of the manuscript for important
intellectual content: Albertsen, Hanley, Fine.
Statistical analysis: Hanley.
Obtained funding: Albertsen, Fine.
Administrative, technical, or material support:
Study supervision: Albertsen.
Financial Disclosures: None reported.
Funding/Support: This study was funded by grant
HS09578 from the Agency for Healthcare Research and Quality.
Role of the Sponsor: The Agency for Healthcare
Research and Quality had no role in the design and conduct of the study; in
the collection, management, analysis, and interpretation of the data; or in
the preparation, review, or approval of the manuscript. Certain data used
in this study were obtained from the Connecticut Tumor Registry in the Connecticut
Department of Public Health. The authors assume full responsibility for analyses
and interpretation of these data.