Table 4.

Demographics of Intimate Partner Violence by Fracture Location

Variable	Trunk		Upper Extremity		Lower Extremity		Head/Neck		P
	N	%	N	%	N	%	N	%
Age (yrs)	17,173	12.0	41,434	29.0	13,539	9.8	70,521	49.4	—
Average	37.3	—	35.9	—	33.9	—	32.1	—	<10−4
Median (interquartile)	37.5 (28.5-47.1)		35.0 (25.4-42.9)		30.8 (23.8-41.4)		29.6 (23.5-38.4)
Age group (yrs)
15-19	523	3.0	1549	3.7	891	6.6	4924	7.0	<10−4
20-24	2023	11.8	6879	16.6	2636	19.5	14,676	20.8
25-34	4462	26.0	11,413	27.5	4219	31.2	24,951	35.4
35-44	4550	26.5	12,479	30.1	2914	21.5	15,863	22.5
45-54	4133	24.1	6437	15.5	2039	15.1	8857	12.6
55-64	542	3.2	1927	4.7	662	4.9	969	1.4
Sex
Male	2401	14.0	5226	12.6	2229	16.5	6239	8.8	0.0032
Female	14,772	86.0	36,208	87.4	11,311	83.5	64,283	91.2
Race
White	11,244	65.5	20,957	50.6	6722	59.0	30,731	57.1	0.0007
Black	2892	16.8	8462	20.4	3098	27.2	16,356	30.4	0.044a
Amerindian	689	4.0	4419	10.7	1547	13.6	11,098	20.6
Asian	69	0.4	49	0.1	21	0.2	123	0.2
Incident locale
Unknown	6161	35.9	16,970	41.0	3856	28.5	27,710	39.3	0.11
Home	9622	56.0	22,303	53.8	8474	62.6	39,201	55.6
School/sports	0	0.0	238	0.6	0	0.0	116	0.2
Street	800	4.7	118	0.3	865	6.4	1717	2.4
Other property	590	3.4	743	1.8	345	2.5	1778	2.5
Incident intent
Sexual	158	0.9	662	1.6	231	1.7	1102	1.6	<10−4
Nonsexual	17,014	99.1	40,773	98.4	13,309	98.3	69,419	98.4
Disposition from ED
Rx/release	14,057	81.9	38,751	93.5	11,462	84.7	63,910	91.5	0.01
Admit	3091	18.0	2570	6.2	2078	15.3	5968	8.5
Hospital size
Small	3865	22.5	10,325	24.9	3357	24.8	13,920	19.7	0.017
Medium	4276	24.9	8440	20.4	3369	24.9	8893	12.6
Large	5645	32.9	13,751	33.2	4371	32.3	26,446	37.5
Very large	3369	19.6	8893	21.5	2489	18.4	15,138	21.5

ED, emergency department, N = estimated number of ED visits

^aExcluding Asian group.