∗Department of Surgery, University of Pittsburgh, Pittsburgh, Pennsylvania
†Division of Trauma & Acute Care Surgery, Dartmouth Hitchcock Medical Center, Lebanon, New Hampshire
‡The Dartmouth Institute for Health Policy & Clinical Practice, Geisel School of Medicine at Dartmouth, Lebanon, New Hampshire
§Department of Critical Care Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania.
Supported by the National Institutes of Health through grants T32 HL007820 (Kulkarni) and DP2 LM012339 (Mohan, Barnato, Rosengart). The funding agencies reviewed the study but played no role in its design, analysis, collection, or interpretation.
The authors declare no conflict of interest.
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