Table 2.

Hospital characteristics of all hospitals, high complication and low complication quintiles

	All hospiLais	Low Quality Hospitals	High Quality Hospitals	p-value (low vs high quality)
No. of hospitals	531	106	107
No. of patients	38,347	8,285	10,851
Ownership (%)
For-Profit	18.86	17.07	28.32	0.045
Non-Profit	71.58	69.78	65.79
Other	9.56	13.16	5.89
Bed Size (%)
<250 beds	26.52	16.86	40.64	0.001
>250 to <500 beds	39.51	38.32	28.56
>500 beds	33.97	44.82	30.80
Geographic Region (%)
Northeast	18.86	19.66	17.27	0.057
Midwest	25.64	31.88	24.82
South	40.82	37.18	44.96
West	14.68	11.29	12.95
Additional Oiaracteristics
Teaching Hospital (%)	66.56	82.44	59.74	0.002
No. of operating rooms	26.02	29.03	21.91	0.036
Nurse Ratio	8.26	8.37	8.63	0.444