1 Ophthalmology (Drs Merali and Schein) and Quality and Safety (Dr Schein), Wilmer Eye Institute, Johns Hopkins Medicine, Baltimore, Maryland; Armstrong Institute for Patient Safety and Quality, Johns Hopkins Medicine, Baltimore, Maryland (Dr Berenholtz); and Anesthesiology/CCM, Surgery, and Health Policy and Management, Johns Hopkins University, School of Medicine, and Bloomberg School of Public Health, Baltimore, Maryland (Dr Berenholtz).