The online-only Data Supplement is available with this article 000000336/-/DC2. The American College of Cardiology requests that this document be cited as follows: Levine GN, O Gara PT, Bates ER, Blankenship JC, Kushner FG, Ascheim DD, Bailey SR, Bittl JA, Brindis RG, Casey DE Jr, Cercek B, Chambers CE, Chung MK, de Lemos JA, Diercks DB, Ellis SG, Fang JC, Franklin BA, Granger CB, Guyton RA, Hollenberg SM, Khot UN, Krumholz HM, Lange RA, Linderbaum JA, Mauri L, Mehran R, Morrow DA, Moussa ID, Mukherjee D, Newby LK, Ornato JP, Ou N, Radford MJ, Tamis-Holland JE, Ting HH, Tommaso CL, Tracy CM, Woo YJ, Zhao DX. 2015 ACC/AHA/SCAI focused update on primary percutaneous coronary intervention for patients with ST-elevation myo- cardial infarction: an update of the 2011 ACCF/AHA/SCAI guideline for percutaneous coronary intervention and the 2013 ACCF/AHA guideline for the management of ST-elevation myocardial infarction: a report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Society for Cardiovascular Angiography and Interventions. Circulation. 2016;133:1135 1147. This article has been copublished in the Journal of the American College of Cardiology and Circulation. Copies: This document is available on the World Wide Web sites of the American College of Cardiology (www.acc.org), the Ameri- can Heart Association (my.americanheart.org), and the Society for Cardiovascular Angiography and Interventions (www.scai.org). A copy of the document is available at http://my.americanheart.org/ statements by selecting either the By Topic link or the By Publi- cation Date link. To purchase additional reprints, call 843-216- 2533 or e-mail kelle.ramsay@wolterskluwer.com. Expert peer review of AHA Scientific Statements is conducted by the AHA Office of Science Operations. For more on AHA state- ments and guidelines development, visit http://my.americanheart. org/statements and select the Policies and Development link. 