Protocol for the Prognosticating Delirium Recovery Outcomes Using Wakefulness and Sleep Electroencephalography (P-DROWS-E) study: A prospective observational study of delirium in elderly cardiac surgical patients

S. Kendall Smith, Thomas Nguyen, Alyssa K. Labonte, Mohammadmehdi Kafashan, Orlandrea Hyche, Christian S. Guay, Elizabeth Wilson, Courtney W. Chan, Anhthi Luong, L. Brian Hickman, Bradley A. Fritz, Daniel Emmert, Thomas J. Graetz, Spencer J. Melby, Brendan P. Lucey, Yo El S. Ju, Troy S. Wildes, Michael S. Avidan, Ben J.A. Palanca