Table 1.

Demographic characteristics of ED patients, by injury and non-injury status (%)

	Injured N=1,191	Non-injured1 N=1,556	Total N=2,747
Gender male	57.5	48.6**	52.4
Age
18–29	30.4	21.8***	25.5
30–49	36.1	28.8	31.9
50+	33.5	49.2	42.6
White	73.4	74.3	73.9
Education
Less than HS grad	7.8	12.5*	10.5
HS grad	17.8	18.0	17.9
Some college	36.4	37.3	36.9
College grad or above	37.9	32.2	34.6
Monthly income
<$1000	14.9	20.0***	17.8
$1000–$2499	26.1	26.8	26.5
$2500–$3999	21.2	18.2	19.4
≥4000	26.5	19.5	22.5
Missing	11.2	15.5	13.7
Employment status
Full time employed	54.9	39.3***	45.9
Part time employed	11.7	10.9	11.3
Unemployed	5.8	9.3	7.8
Retired	16.6	24.3	21.1
Others	10.9	16.2	14.0
Marital status
Married/Living together	40.8	43.4*	42.3
Separate/Divorced/Widowed	15.1	19.8	17.8
Never married	44.1	36.8	39.9
Risk taking mean (range 0–3)	1.12	0.92***	1.00

¹Excludes 57 patients who reported alcohol/drug intoxication/overdose as main cause of ED admission

^*p<0.05,

^**p<0.01,

^***p<0.001, tests between injured and non-injured