Author Contributions: Dr Tsai 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: Tsai, Ho, Rumsfeld.
Acquisition of data: Roe.
Analysis and interpretation of data: Tsai, Maddox, Roe, Dai, Alexander, Messenger, Nallamothu, Peterson.
Drafting of the manuscript: Tsai, Maddox, Dai.
Critical revision of the manuscript for important intellectual content: Tsai, Roe, Alexander, Ho, Messenger, Nallamothu, Peterson, Rumsfeld.
Statistical analysis: Dai.
Administrative, technical, or material support: Tsai, Roe, Ho, Messenger, Rumsfeld.
Study supervision: Maddox, Roe, Ho, Messenger, Rumsfeld.
Financial Disclosures: Dr Roe reported receiving significant research support from Bristol-Meyers Squibb, Sanofi-Aventis, Schering Plough, and Eli Lilly and serving as a consultant to Schering Plough and the speakers’ bureaus for Schering Plough, Bristol-Meyers Squibb, and Sanofi-Aventis. Dr Peterson reported receiving significant research support from the partnership between Bristol-Myers Squibb and Sanofi and from Schering Plough. No other disclosures were reported.
Funding/Support: This analysis was funded by the NCDR CathPCI Registry, which oversees the collection and management of data in the registry. Dr Ho is supported by a VA Health Services Research and Development Service (HSR&D) Career Development Award.
Role of the Sponsor: The funding agency had no role in the design and conduct of the study; in the analysis and interpretation of the data; or in the preparation of the manuscript. The Research and Publications committee for the NCDR CathPCI Registry reviewed and approved the final version of the manuscript.
Disclaimer: Dr Peterson, a contributing editor for JAMA, was not involved in the editorial review of or the decision to publish this article.
Previous Presentation: Presented in part at the 2009 Scientific Sessions of the American Heart Association; November 14-18, 2009; Orlando, Florida.