Table 1.

Demographic and Economic Characteristics of Patients with Open Tibial Fracture

	Amputation		Salvage		All Patients
	n	%	n	%	n	%
	99	1.3	7,461	98.7	7,560	100
Demographics
Age
Mean, SD	46.0	16.3	40.3	15.7	40.4	15.7
Gender
Male	84	84.9	5,610	75.2	5,694	75.3
Female	15	15.2	1,851	24.8	1,866	24.7
Race
White	61	61.6	3,696	49.5	3,757	49.7
Black	11	11.1	1,014	13.6	1,025	13.6
Hispanic	11	11.1	917	12.3	928	12.3
Other	4	4.0	292	3.9	296	3.9
Unspecified	12	12.1	1,542	20.7	1,554	20.6
Economic Characteristics
Median household income for ZIP
1st quartile	25	25.3	2,495	33.4	2,520	33.3
2nd quartile	32	32.3	1,826	24.5	1,858	24.6
3rd quartile	29	29.3	1,711	22.9	1,740	23.0
4th quartile	10	10.1	1,148	15.4	1,158	15.3
Unspecified	3	3.0	281	3.8	284	3.8
Insurance
Uninsured	22	22.2	2,578	34.6	2,600	34.4
Medicare	15	15.2	543	7.3	558	7.4
Medicaid	16	16.2	850	11.4	866	11.5
Private insurance	46	46.5	3,490	46.8	3,536	46.8