Table 3.

Mean boarding time by admission type.

Variable	Boarding time in hours, mean ± SD (n, %)
	Medical admissions (n = 16,541)	Psychiatric admissions (n = 1,065)
Gender
Female	→3.9 ± 0.1 (7,807, 50.0)	20.3 ± 0.9 (501, 47.8)
Male	→4.5 ± 0.1 (7,816, 50.0)	19.4 ± 0.9 (548, 52.2)
Race
Black	4.1 ± 0.1 (6,715, 44.0)	→22.7 ± 23.7 (401, 40.8)
White	4.3 ± 0.1 (7,362, 48.3)	→18.5 ± 19.4 (524, 53.4)
Other	4.1 ± 0.2 (1,174, 7.7)	17.8 ± 13.4 (57, 5.8)
Age (years)
15–24	3.8 ± 5.3 (539, 3.5)	15.8 ± 1.7 (152, 14.5)
25–44	4.3 ± 5.7 (3,431, 21.96)	20.3 ± 0.9 (567, 54.1)
45–64	4.4 ± 5.5 (6,016, 38.5)	20.3 ± 1.3 (263, 25.1)
65–74	4.4 ± 5.7 (2,891, 18.5)	22.3 ± 3.0 (47,4.5)
75+	→3.6 ± 4.6 (2,745, 17.6)	28.1 ± 4.8 (19, 1.8)
ESI Level
I	2.9 ± 3.6 (670, 4.1)	1.7 (1, 0.09)
II	4.3 ± 5.8 (8,382, 50.8)	20.1 ± 20.6 (768, 72.6)
III	3.9 ± 5.0 (7,413, 44.9)	19.5 ± 21.7 (280, 26.5)
IV	2.7 ± 3.2 (41, 0.3)	7.8 ± 5.6 (9, 0.9)
V	0.7 ± 0.4 (4, 0.02)	-----

^*Horizontal dashed lines denotes that no data for this particular category.

ESI, Emergency Severity Index.