Table 3.

Clinical characteristics of AARS injuries, other cervical spine injuries (CSI) and non-CSI controls.^*

Clinical Characteristic	AARS N = 55	Other CSI N = 485	P-Value	Non-CSI Controls N = 1060	P-Value
Complaint of neck pain	35 (67%)	218 (47%)	0.01	327 (33%)	<0.01
Neck tenderness	28 (53%)	193 (42%)	0.14	369 (36%)	0.02
Torticollis	29 (57%)	21 (5%)	<0.01	55 (6%)	<0.01
Focal neurological findings	7 (14%)	169 (36%)	<0.01	56 (6%)	0.04
Altered mental status	9 (17%)	142 (30%)	0.04	175 (17%)	1.00
Loss of consciousness	12(24%)	189 (43%)	0.01	318 (33%)	0.22
Intubated	4 (7%)	109 (22%)	0.01	74 (7%)	0.79
Substantial head injury	3 (5%)	88 (19%)	0.01	122 (12%)	0.19
Substantial torso injury	3 (5%)	48 (10%)	0.34	56 (5%)	1.00
Substantial extremity injury	2 (4%)	47 (10%)	0.21	93 (9%)	0.22

^*Not Documented values are not included in calculations of percentages or in statistical tests; all p-values are from Fisher’s exact tests of homogeneity.