1 Department of Anesthesiology and Pain Management, University of Texas Southwestern Medical Center, Dallas, TX, USA. Electronic address: Olutoyosi.Ogunkua@utsouthwestern.edu.
2 Department of Anesthesiology and Pain Management, University of Texas Southwestern Medical Center, Dallas, TX, USA.
3 Department of Anesthesiology and Pain Management, University of Texas Southwestern Medical Center, Dallas, TX, USA; Outcomes Research Consortium, Cleveland, OH, USA.