Hospital competition, resource allocation and quality of care

Mukamel, Dana B; Zwanziger, Jack; Bamezai, Anil

doi:10.1186/1472-6963-2-10

BMC Health Services Research

Table 3 Expenditures per adjusted Discharge – Multivariate regression results

From: Hospital competition, resource allocation and quality of care

	Clinical		Hotel		Administrative
A: Main effects	Coefficient	P value	Coefficient	P value	Coefficient	P value
HHI – 1982	436^**	0.018	151^**	0.026	-43	0.636
Change in HHI	-676	0.222	-291	0.176	-252	0.405
Case mix – 1983	863^***	0.000	114^**	0.026	193^***	0.009
Change in case mix	2483^***	0.000	642^***	0.000	609^***	0.000
For profit	515	0.350	209	0.281	207	0.511
Public	-9.8	0.932	-21	0.630	-19	0.738
District	1.3	0.986	11	0.691	18	0.504
Teaching	33	0.665	46^*	0.098	95^*	0.058
SUM – 1982 ('000)	1.0^***	0.000	-0.02	0.741	0.1	0.213
Change in SUM ('000)	1.7^***	0.002	-0.3	0.849	0.03	0.909
Occupancy – 1982	-3.0	0.214	0.1	0.863	-0.5	0.643
Change in occupancy	-0.05	0.985	-0.2	0.826	-1.1	0.340
Bad debt & charity – 1982	1.3	0.874	-1.1	0.492	-3.4	0.195
Change in bad debt & charity	2.7	0.589	-0.1	0.967	-0.6	0.721
Median family income	13.4^***	0.000	4.3^***	0.000	3.7^***	0.008
	Clinical		Hotel		Administrative
B: For-profit interaction effects	Coefficient	P value	Coefficient	P value	Coefficient	P value
HHI – 1982	-333	0.411	-275^*	0.074	-103	0.677
Change in HHI	1014	0.346	-369	0.593	1900^**	0.036
Case mix – 1983	-225	0.341	-48	0.609	17	0.899
Change in case mix	-506	0.218	-224	0.216	-398^*	0.088
Teaching	-292	0.145	-235^**	0.016	-28	0.783
SUM – 1982 ('000)	-0.7	0.392	-0.4	0.275	0.2	0.624
Change in SUM ('000)	-2.8	0.130	-0.5	0.475	-0.8	0.341
Occupancy – 1982	-0.8	0.891	2.1	0.336	-4.5	0.221
Change in occupancy	-3.9	0.505	1.1	0.669	-10^***	0.001
Bad debt & charity – 1982	-7.9	0.751	-18.4	0.197	24^*	0.078
Change in bad debt & charity	-46	0.004^***	1.1	0.866	-16^*	0.079
Median family income	1.4	0.812	-1.8	0.530	-0.5	0.887
N	322		319		320
F value	13.5^***		4.8^***		5.1^***
Adjusted R²	0.51		0.24		0.26

^*Significant at the 0.1 level ^**Significant at the 0.05 level ^***Significant at the 0.01 level

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ISSN: 1472-6963

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