Association of Emergency Department Length of Stay and Hospital Mortality in Patients Under Investigation for COVID-19.

The significant factors associated with prolonged EDLOS in PUI included consultation of three departments, ESI level 3, investigations >2, ED treatment, ED procedures, and discharged patients. The median times of EDLOS and hospital LOS were 3.2 hours and 5.7 days. The EDLOS had no significant association with short-term mortality.