1 Departments of Anesthesiology and Biomedical Informatics, Vanderbilt University Medical Center, Nashville, Tennessee, robert.e.freundlich@vanderbilt.edu Departments of Anesthesiology, Biomedical Informatics, and Surgery, Vanderbilt University Medical Center, Nashville, Tennessee Departments of Anesthesiology, Biomedical Informatics, Surgery, and Health Policy, Vanderbilt University Medical Center, Nashville, Tennessee.