Author Contributions: Dr Chan 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: Smolderen, Nallamothu, Ting, Chan.
Acquisition of data: Spertus, Krumholz.
Analysis and interpretation of data: Smolderen, Spertus, Krumholz, Tang, Ross, Ting, Alexander, Rathore, Chan.
Drafting of the manuscript: Smolderen, Chan.
Critical revision of the manuscript for important intellectual content: Smolderen, Spertus, Nallamothu, Krumholz, Tang, Ross, Ting, Alexander, Rathore, Chan.
Statistical analysis: Tang.
Obtained funding: Spertus.
Administrative, technical, or material support: Spertus.
Study supervision: Smolderen, Ting, Chan.
Patient enrollment: Alexander.
Financial Disclosures: Dr Spertus reported that he developed and owns the copyrights for the Seattle Angina Questionnaire. None of the other authors reported financial disclosures.
Funding/Support: The Translational Research Investigating Underlying Disparities in Acute Myocardial Infarction Patients' Health Status (TRIUMPH) study was supported by grant P50 HL077113 from the National Heart, Lung, and Blood Institute Specialized Center of Clinically Oriented Research in Cardiac Dysfunction and Disease. Dr Ross is supported by grant K08 AG032886 from the National Institute on Aging and by the American Federation of Aging Research through the Paul B. Beeson Career Development Award Program. Mr Rathore is supported, in part, by CTSA grant UL1 RR024139 from the National Institutes of Health's Center for Research Resources, grant 5T32GM07205 from the National Institute of General Medical Sciences Medical Scientist Training Program, and dissertation grant 1R36HS018283-01 from the Agency for Healthcare Research and Quality.
Role of the Sponsors: The funding organizations and sponsors of the study had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; and preparation, review, or approval of the manuscript.