Table 2:

Multivariable model for admissions and transfers from the PED among adult (≥21 year old) patients

	Admitted aOR (95% CI)	Transferred aOR (95% CI)
Age Category
21–26	Ref	Ref
27–40	0.60 (0.56, 0.65)	3.04 (2.88, 3.2)
41+	0.17 (0.14, 0.19)	5.46 (5.16, 5.78)
Male sex	1.62 (1.53, 1.72)	0.85 (0.81, 0.89)
Rate/Ethnicity
White	Ref	Ref
Black	0.52 (0.48, 0.56)	1.24 (1.18, 1.31)
Hispanic	0.65 (0.59, 0.72)	1.20 (1.12, 1.29)
Other	0.55 (0.48, 0.63)	1.23 (1.14, 1.33)
Insurance Type
Public	Ref	Ref
Private	0.87 (0.82, 0.93)	0.83 (0.79, 0.87)
Other	0.38 (0.34, 0.42)	0.92 (0.87, 0.97)
Any Complex Chronic Condition	1.39 (1.28, 1.51)	0.99 (0.92, 1.07)
ED utilization in the past year
0	Ref	Ref
1	0.89 (0.82, 0.97)	0.61 (0.55, 0.66)
2	0.69 (0.62, 0.78)	0.42 (0.36, 0.5)
3	0.46 (0.39, 0.55)	0.41 (0.32, 0.52)
4+	0.34 (0.3, 0.38)	0.51 (0.42, 0.63)
Hospitalizations in the past year
0	Ref	Ref
1	4.97 (4.52, 5.45)	0.14 (0.12, 0.17)
2	6.96 (6.18, 7.83)	0.13 (0.1, 0.18)
3	8.22 (7.15, 9.45)	0.14 (0.1, 0.19)
4+	15.43 (13.79, 17.26)	0.10 (0.08, 0.13)
Annual ED Volume
100K+	0.54 (0.23, 1.26)	0.90 (0.68, 1.2)
75–99K	1.24 (0.56, 2.73)	0.60 (0.45, 0.78)
50–74K	0.91 (0.44, 1.9)	0.74 (0.58, 0.95)
<50K	Ref	Ref
Number of hospital beds
500+	4.64 (1.7, 12.7)	1.76 (1.25, 2.49)
300–499	2.11 (0.96, 4.62)	2.10 (1.62, 2.72)
225–299	1.76 (0.81, 3.82)	1.60 (1.24, 2.08)
<225	Ref	Ref
Percentage of Adult ED Visits
<0.3%	0.30 (0.14, 0.64)	3.84 (2.96, 4.98)
0.3–0.4%	0.39 (0.19, 0.79)	2.79 (2.18, 3.56)
0.5–0.7%	0.62 (0.32, 1.23)	1.67 (1.33, 2.11)
>0.7%	Ref	Ref