Table 3.

Probability of Having Any Emergency Department Visits Logistic Regression Model Results

Variable	Coefficient	Standard Error	P Value*	Odds Ratio	95% Odds Ratio Confidence Interval
Marital Status			0.005
Married
Widowed	0.559	0.222	0.012	1.75	1.13–2.70
Other	−0.106	0.290	0.714	0.899	0.51–1.59
Education			<0.001
Below High School	0.113	0.162	0.486		0.82–1.54
High School
Above High School	0.693	0.177	<.001	2.000	1.41–2.83
Medicaid	2.142	0.472	<.001
Medicaid Managed Care	−1.518	0.503	0.003	0.219	0.08–0.59
Region			0.001
Northeast
Midwest	0.048	0.185	0.796	1.049	0.73–1.51
South	−0.356	0.212	0.092	0.700	0.46–1.06
West	−0.704	0.230	0.002	0.495	0.32–0.78
Self-perceived Physical Health			<.001
Excellent
Very good	−0.476	0.329	0.148
Good	−0.037	0.297	0.900
Fair	0.641	0.303	0.034
Poor	1.634	0.340	<.001
Asthma / Emphysema	0.404	0.174	0.020	1.497	1.07–2.10
Heart Disease	0.603	0.150	<.001	1.828	1.36–2.46
Medicaid*Self Perceived Physical Health			0.016
Medicaid*Excellent
Medicaid*Very Good	−0.875	0.688	0.203
Medicaid*Good	−0.894	0.507	0.078
Medicaid* Fair	−1.400	0.597	0.019
Medicaid*Poor	−2.111	0.614	0.001

^*Where p values are by themselves the p value indicates the significance of a joint test. For example, the p value of 0.005 for marital status is for the joint significance of married, widowed, and other.

Note: This analysis is weighted.