Table1. Relation of purpose to hospitalization^*.

	All Hospitalizations						ACSC Primary Diagnoses						ACSC Secondary Diagnoses						No ACSC Diagnoses
Model term	Odds Ratio (95% CI)	Log Odds Ratio	SE	df	t- value	P	Odds Ratio (95% CI)	Log Odds Ratio	SE	df	t- value	p	Odds Ratio (95% CI)	Log Odds Ratio	SE	df	t- value	p	Odds Ratio (95% CI)	Log Odds Ratio	SE	df	t- value	P
Time	1.017 (0.981,1.053)	0.017	0.02	805	0.92	0.36	1.025 (0.933,1.126)	0.025	0.05	804	0.52	0.61	1.034 (0.994,1.074)	0.033	0.02	804	1.68	0.09	0.979 (0.8741.096),	-0.021	0.06	804	-0.37	0.71
Baseline age	1.039 (1.021,1.057)	0.038	0.01	2714	4.29	<0.001	1.048 (1.021,1.076)	0.047	0.01	2719	3.56	<0.001	1.033 (1.016,1.051)	0.033	0.01	2717	3.8	<0.001	0.999 (0.973,1.025)	-0.001	0.01	2720	-0.11	0.91
Sex	1.062 (0.826,1.365)	0.06	0.13	2714	0.47	0.64	1.227 (0.845,1.782)	0.205	0.19	2719	1.08	0.28	1.017 (0.796,1.298)	0.016	0.13	2717	0.13	0.90	1.233 (0.846,1.796)	0.21	0.19	2720	1.00	0.28
Education	0.957 (0.92, 0.994)	-0.044	0.02	2714	-2.26	0.02	0.951 (0.898,1.008)	-0.05	0.03	2719	-1.68	0.09	0.955 (0.92, 0.992)	-0.046	0.02	2717	-2.39	0.02	0.949 (0.895,1.006)	-0.052	0.03	2720	-1.75	0.08
Baseline purpose	0.606 (0.469,0.782)	-0.501	0.13	2714	-3.84	<0.001	0.416 (0.284,0.611)	-0.877	0.2	2719	-4.48	<0.001	0.614 (0.479,0.788)	-0.487	0.13	2717	-3.84	<0.001	1.02 (0.684, 1.52)	0.02	0.2	2720	0.1	0.92
Time varying purpose	0.615 (0.492,0.768)	-0.487	0.11	2714	-4.29	<0.001	0.521 (0.363,0.748)	-0.651	0.18	2719	-3.53	<0.001	0.601 (0.473,0.763)	-0.509	0.12	2717	-4.18	<0.001	1.684 (1.102,2.573)	0.521	0.22	2720	2.41	0.02

^*From 4 proportional odds models. ACSC, ambulatory care-sensitive conditions; OR, odds ratio; CI, confidence interval; SE, standard error; df, degrees of freedom.