1 Department of Anesthesiology and Pain Medicine University of Washington Seattle, Washington abhijit2@uw.edu.
2 Department of Anesthesiology & Critical Care University of Pennsylvania Perelman School of Medicine Penn Center for Perioperative Outcomes Research and Transformation Philadelphia, Pennsylvania.
3 Department of Anesthesiology and Pain Medicine University of Washington Seattle, Washington.
4 Harborview Injury Prevention and Research Center University of Washington Seattle, Washington.
5 Department of Anesthesiology University of Virginia Charlottesville, Virginia.
6 Division of Cardiac Surgery Department of Surgery Yale School of Medicine New Haven, Connecticut.
7 Department of Anesthesiology Yale University School of Medicine New Haven, Connecticut.
8 Department of Anesthesiology Vanderbilt University Medical Center Nashville, Tennessee.
9 Department of Anesthesiology University of Michigan Medicine Ann Arbor, Michigan.
10 Department of Anesthesiology UAMS College of Medicine Little Rock, Arkansas.