From the Departments of *Quantitative Health Sciences
†Outcomes Research, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio
‡Department of Anesthesiology, Stony Brook Medicine, Stony Brook, New York
§Department of Surgery and Perioperative Care, Dell Medical School at the University of Texas at Austin, Austin, Texas.
Published ahead of print 31 January 2019.
Accepted for publication January 31, 2019.
The authors declare no conflicts of interest.
Reprints will not be available from the authors.
Address correspondence to Edward J. Mascha, PhD, Departments of Quantitative Health Sciences and Outcomes Research, Cleveland Clinic, 9500 Euclid Ave, P77-007, Cleveland, OH 44195. Address e-mail to firstname.lastname@example.org.