Table 3.

Patient characteristics by distance to nearest higher volume hospital (≥300 patients per year)

Variable	<7.6 miles (n = 15,357)	≥7.6 miles (n = 15,310)
Age	63 ± 19	64 ± 19
Female (%)	48	47
Race (%)
White	65	92
Black	27	3
Other	8	5
Median income of census tract, in thousands	35.6 [27.0 – 44.9]	38.0 [32.4 – 49.0]
Charlson Index	1.6 ± 1.7	1.6 ± 1.7
Major comorbidities (%)
Cirrhosis	1	1
Leukemia	1	1
Lymphoma	1	1
Other cancer	9	9
Primary admission diagnosis (%)
Respiratory	35	40
Cardiac	12	12
Neurological	15	14
Other	38	34

Values are either mean ± standard deviation, median [interquartile range] or percent.