Table 3.

GEE models for predictors on admission and Unplanned ED Revisit within 72 hours

	Admission to Hospital		Unplanned ED Revisit within 72 Hours
	Univariate	Complete Model	Univariate	Complete Model
	OR (95%)	OR (95%)	OR (95%)	OR (95%)
Age	1.05 (1.05-1.05)	1.03 (1.02-1.03)	0.99 (0.99-1.00)	0.99 (0.98-1.00)
Sex
Men	1.44 (1.38-1.51)	1.32 (1.25-1.39)	1.12 (1.01-1.25)	1.15 (1.03-1.28)
Women	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
Insurance
Medicaid	1.98 (1.83-2.15)	1.49 (1.35-1.65)	1.20 (1.00-1.44)	1.19 (0.98-1.44)
Medicare	4.28 (4.06-4.52)	1.20 (1.10-1.30)	0.93 (0.80-1.08)	1.19 (0.98-1.45)
Private	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
Uninsured	1.19 (1.12-1.26)	0.85 (0.79-0.91)	0.93 (0.82-1.06)	0.96 (0.83-1.10)
Race
Asian	0.64 (0.72-0.92)	0.95 (0.82-1.10)	0.98 (0.65-1.47)	0.93 (0.61-1.42)
Black	0.32 (0.30-0.34)	0.42 (0.39-0.45)	1.08 (0.92-1.26)	0.99 (0.84-1.17)
White	1.00 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
Other	0.33 (0.32-0.35)	0.58 (0.53-0.64)	1.07 (0.92-1.25)	0.89 (0.70-1.13)
Ethnicity
Hispanic	0.55 (0.52-0.58)	0.65 (0.59-0.71)	1.01 (0.90-1.12)	1.08 (0.87-1.34)
Non-Hispanic	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
Language
Limited English Proficiency	1.20 (1.11-1.30)	1.04 (0.95-1.15)	1.19 (1.02-1.48)	1.24 (1.02-1.53)
English-speaking	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
Triage Category
Immediate	494.97 (234.3-1045.7)	229.04 (91.7-572.0)	Excluded	Excluded
Emergent	97.41 (65.9-146.2)	51.29 (31.0-84.9)	0.33 (0.24-0.45)	0.33 (0.24-0.46)
Urgent	33.20 (22.2-49.8)	21.06 (12.7-34.8)	0.53 (0.40-0.59)	0.53 (0.41-0.70)
Semiurgent	2.72 (1.81-4.09)	2.43 (1.46-4.03)	0.43 (0.32-0.56)	0.43 (0.33-0.57)
Nonurgent	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
Charlson Comorbidity Score	2.48 (2.39-2.58)	1.90 (1.83-1.97)	1.01 (0.95-1.06)	1.01 (0.96-1.07)