Accepted for Publication: April 12, 2011.
Published Online: June 27, 2011. doi:10.1001/archinternmed.2011.284
Author Contributions: Dr Nunez-Smith had full access to all 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: Nunez-Smith, Bradley, Herrin, Santana, Normand, and Krumholz. Acquisition of data: Krumholz. Analysis and interpretation of data: Nunez-Smith, Bradley, Herrin, Santana, Curry, Normand, and Krumholz. Drafting of the manuscript: Nunez-Smith. Critical revision of the manuscript for important intellectual content: Nunez-Smith, Bradley, Herrin, Santana, Curry, Normand, and Krumholz. Statistical analysis: Nunez-Smith, Herrin, and Normand. Administrative, technical, and material support: Nunez-Smith. Study supervision: Nunez-Smith.
Financial Disclosure: Drs Normand and Krumholz report they developed RSMRs and RSRRs for AMI, HF, and PNE under contract with the Colorado Foundation for Medical Care. Dr Krumholz reports he chairs a scientific advisory board for United Healthcare.
Funding/Support: The analyses on which this publication is based were supported by the Agency for Healthcare Quality and Research (grant RO1-HS0-16929-1), the United Health Fund (grant 20090565), and the Commonwealth Fund. Dr Nunez-Smith was supported by the Association of American Medical Colleges' Nickens Faculty Fellowship at the time this project was developed. Dr Krumholz was supported by grant U01 HL105270 (Center for Cardiovascular Outcomes Research at Yale University) from the National Heart, Lung, and Blood Institute.
Disclaimer: The content of this publication does not necessarily reflect the views or policies of any of the sponsors.
Additional Contributions: Yongfei Wang, MS, Section of Cardiovascular Medicine, Department of Medicine, New Haven, Connecticut, assisted with database creation, and Stacy D. Maples, MSc, Map Department, Yale University Library, New Haven, created the maps included in the article figures. No compensation was received by anyone named in this acknowledgment.