Table 2.

Hospital Characteristics for High, Medium and Low Proportion of Black Deliveries

	High (n=279)		Medium (n=1106)		Low (n=4102)		P value
	N	%	N	%	N	%
Black deliveries (%), median (range)	58.6 (46.7, 98.6)		26.4 (20.8, 45.8)		2.2 (0.0, 20.5)
Bed Size							<0.001
Small	39	14.0	181	16.3	1186	28.9
Medium	59	21.1	322	29.1	1267	30.9
Large	176	63.1	589	53.3	1590	38.8
Missing	5	1.8	14	1.3	59	1.4
Location							<.001
Rural	88	31.7	235	21.2	1606	39.2
Urban	185	66.5	857	77.5	2437	59.4
Missing	5	1.8	14	1.3	59	1.4
Hospital Region							<.001
Northeast	39	13.8	145	13.1	698	17.0
Midwest	59	21.0	111	10.1	1170	28.5
South	181	65.1	802	72.5	1054	25.7
West	*<=2	*	48	4.4	1180	28.8
Hospital Control							0.110
Government, nonfederal	74	26.4	238	21.6	703	17.1
Private, not-profit	156	56.2	638	57.7	2767	67.4
Private, invest-own	44	15.7	216	19.5	573	14.0
Missing	5	1.8	14	1.3	59	1.4
Teaching Status							<.001
Not teaching	142	50.9	717	64.8	3280	80.0
Teaching	132	47.4	374	33.9	763	18.6
Missing	5	1.8	14	1.3	59	1.4
Delivery Volume (quintiles)							0.004
Very low (12-1021)	147	52.8	449	40.6	2637	64.3
Low (1022-1888)	54	19.3	296	26.8	646	15.8
Median (1900-2829)	34	12.3	185	16.7	386	9.4
High median (2833-4143)	34	12.2	108	9.7	282	6.9
High (4155-13010)	10	3.5	68	6.2	150	3.7
Percent Medicaid Deliveries (quintiles)							<0.001
Very low (<15.8%)	10	3.5	156	14.1	800	19.7
Low (15.9-23.4%)	19	7.0	205	18.5	907	22.2
Median (23.4-30.6%)	25	8.9	189	17.1	945	23.1
High median (30.6-39.0%)	68	24.6	249	22.5	784	19.2
High (39.0-89.5%)	156	56.1	307	27.7	646	15.8

Note: National estimates for hospitals with at least 10 deliveries and 80% not-missing race

^*<=2 Number is masked based on the HCUP privacy protection rules