1Department of Emergency Medicine, University of Pennsylvania, Philadelphia, PA.
2Department of Biostatistics and Epidemiology, University of Pennsylvania, Philadelphia, PA.
3The Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA.
*See also p. 1361.
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Supported, in part, by an unrestricted educational and research grant from the Beatrice Wind Gift Fund to Dr. Gaieski; by National Institutes of Health to Dr. Carr.
Dr. Gaieski 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. Dr. Gaieski, Dr. Edwards, Mr. Kallan, and Dr. Carr helped in study concept and design. Mr. Kallan and Dr. Carr helped in data acquisition. Dr. Gaieski, Dr. Edwards, Mr. Kallan, and Dr. Carr performed the analysis and interpretation of data. Drs. Gaieski and Edwards drafted the manuscript. Drs. Gaieski and Carr performed critical revision of the manuscript for important intellectual content. Mr. Kallan performed statistical analysis. Dr. Gaieski obtained funding. Dr. Gaieski, Mr. Kallan, and Dr. Carr provided administrative, technical, or material support. Dr Gaieski performed study supervision.
The Beatrice Wind Gift Fund had no role in the conception of this study, the collection or analysis of the data, or the writing, revision, and submission of the manuscript. No one from the Beatrice Wind Gift Fund has reviewed the manuscript prior to submission.
The authors have not disclosed any potential conflicts of interest.
For information regarding this article, E-mail: [email protected]