Accepted for Publication: December 27, 2014.
Published Online: March 23, 2015. doi:10.1001/jamainternmed.2014.8307.
Study concept and design: Goel, Tweet, Olson, Gulati, Hayes.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Goel, Tweet.
Critical revision of the manuscript for important intellectual content: All authors.
Obtained funding: Hayes.
Administrative, technical, or material support: Goel, Maleszewski, Hayes.
Study supervision: Olson, Maleszewski, Gulati, Hayes.
Conflict of Interest Disclosures: None reported.
Additional Contributions: Jill Boyum and Sue Ward, RN (Cardiovascular Research Unit, Mayo Clinic), assisted with patient recruitment as well as data collection and management; Matthew D. Hoplin, CCRC (Mayo Clinic), assisted with data acquisition; and Michelle M. Schoeppner (Women’s Heart Clinic) assisted with patient recruitment. None of the contributors received financial compensation. We sincerely thank all the patients and their families who are participants in the Mayo Clinic SCAD Registry.