Table 2.

NASS-GES weighted characteristics across injury levels

Characteristics** 2002-2008	No Injuries	Minor* Injuries	Incapacitating Injuries	Fatal Injuries	Wald-Chi.square p-value
Sample (n)	576,895	221,939	77,031	7,608
Weighted (N)	81,313,741	15,196,193	1,748,289	153,769
Motorist (%)
Ages
0-14	10.20	7.99	6.39	3.96
15-39	54.40	55.17	57.10	50.28
40-64	28.43	29.17	27.22	30.24
65-79	5.50	5.89	6.43	10.83
80+	1.48	1.78	2.32	4.68	<0.001
Male	55.69	44.54	48.92	66.38	<0.001
Unbelted	13.17	14.41	25.81	61.56	<0.001
Seated in front	88.67	89.64	89.85	90.35	0.679
Ejected from vehicle	0.01	0 32	3.96	25.87	<0.001
Taken to the hospital	0.18	51.20	95.79	42.48	<0.001
Vehicle (%)
Rolled over	1.35	7.94	18.67	35.48	<0.001
High speed	20.33	24.61	41.36	67.34	<0.001
Damaged	31.29	62.47	83.83	91.29	<0.001
Towed	25.05	65.77	90.68	95.36	<0.001
Occupants ≥2	45.21	50.10	50.10	46.05	<0.001
Alcohol involved	3.34	5.14	12.02	20.51	<0.001
Crash (%)
Midnight to 6AM	5.43	7.75	12.42	21.97	<0.001
MV Collision	83.62	79.75	63.65	46.12	<0.001
Adverse weather	21.88	21.14	19.30	21.72	0.038
Interstate Highway	7.54	7.34	11.20	13.72	0.155
Location (%)
Southern State	44.44	45.79	65.68	57.53	0.038
RUCC codes
1-3 (non-rural)	90.42	86.92	87.55	73.96
4-5 (partly rural)	6.65	8.20	7.57	13.02
6-7 (rural)	1.83	2.85	2.64	6.82
8-9 (very rural)	1.11	2.02	2.24	6.20	0.306
ACS Trauma Ctr. ≥1	25.83	26.72	12.65	13.97	0.002
Neurosurgeons ≥10	41.62	45.66	25.67	22.96	<0.001
Operating Rooms ≥50	43.31	46.56	22.80	23.93	<0.001
EMTs ≥ 200	45.52	50.13	23.06	23.41	<0.001

^*Minor injuries include police-reported categories of “possible”, “non-incapacitating”, or “severity unknown”

^**Percentages are based on the weighted totals