Table 3.

Numbers and proportions of patients spending less or more than four hours at the emergency department

	Physician triage		Nurse-physician triage		Nurse triage		p-value
	n	%	n	%	n	%
Less than a 4 - hours stay at the ED	37043	76.1	32936	48.9	20511	59.0	<0.001
More than a 4 -hours stay at the ED	11595	23.8	34365	51.1	14218	40.9	<0.001
Missing data	66	0.13	14	0.02	31	0.08
Total	48676	100	67309	100	34729	100