A total of 2033 patients (mean age 49.5 years; 51% men) met our inclusion criteria; 58.3% were discharged, and 41.7% were admitted. Among patients discharged or admitted, there was no significant difference in ED-LOS between those with AR (median (25th-75th centile): 9.6 h (6.3-14.8) and 18.2 h (11.6-25.7), respectively) and NR (median (25th-75th centile): 9.6 h (6.6-16.0) and 17.4 h (11.3-26.5), respectively)