Author Contributions: Dr Peberdy 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: Peberdy,
Ornato, Larkin, Meaney, Nadkarni, Berg.
Acquisition of data: Peberdy, Larkin,
Analysis and interpretation of data: Peberdy, Ornato, Larkin, Braithwaite, Kashner, Carey, Meaney, Cen,
Nadkarni, Praestgaard, Berg.
Drafting of the manuscript: Peberdy,
Ornato, Larkin, Braithwaite, Meaney, Nadkarni, Praestgaard, Berg.
Critical revision of the manuscript for important intellectual content: Peberdy, Ornato, Larkin, Braithwaite,
Kashner, Carey, Meaney, Cen, Nadkarni, Praestgaard, Berg.
Statistical analysis: Peberdy, Ornato,
Larkin, Kashner, Carey, Meaney, Cen, Nadkarni, Praestgaard.
Administrative, technical, or material support: Ornato, Carey, Nadkarni.
Study supervision: Peberdy, Ornato.
Financial Disclosures: None reported.
National Registry of Cardiopulmonary Resuscitation (NRCPR) Investigators: Emilie Allen, RN, Parkland Health and Hospital System; Brian Eigel, PhD, American Heart Association; Elizabeth Hunt, MD, Johns Hopkins School of Medicine; William Kaye, MD, Professor Emeritus, Brown University; Mary E. Mancini, RN, PhD, University of Texas at Arlington; Graham Nichol, MD, MPH, University of Washington;
Jerry Potts, PhD, American Heart Association; Melinda Smyth, RN, MSN,
NRCPR Clinical Coordinator; Tanya Lane-Truitt, RN, NRCPR Clinical Consultant.
Funding/Support: Digital Innovation,
the company that provides data management and software development services for the NRCPR, is financially supported by the American Heart Association (AHA).
Role of the Sponsor: Neither the AHA nor Digital Innovation participated in the design and conduct of the study; management, analysis, and interpretation of the data; and preparation,
review, or approval of the manuscript.
Additional Contributions: We thank the AHA, Digital Innovation, Tanya Semenko, and the NRCPR hospitals for their dedication to improving survival from in-hospital cardiac arrest.