Table 2.

Characteristics of Weighted Nationally Representative Male Sample by Head/Neck Injury and Veteran Status

			Veterans				Civilians
Values are mean (SD) or %	No injury (n = 62)	Single NTI (n = 38)	Multiple NTI (n = 19)	Any TBI (n = 69)	No injury (n = 187)	Single NTI (n = 46)	Multiple NTI (n = 22)	Any TBI (n = 156)
Demographics
Age, years	72.00 (9.77)	70.09 (8.86)	67.89 (7.67)	67.96 (10.42)	63.29 (8.29)	65.07 (9.27)	2.83 (5.01)	62.37 (6.50)
Hispanic	5.6	3.9	0.4	1.1	16.6	11.1	3.4	6.7
White	93.3	86.4	97.6	84.9	75.4	83.5	88.8	84.1
Black	3.4	13.6	2.4	8.1	9.4	9.2	8.2	12.3
Other/Unknown	3.2	0.0	0.0	7.0	15.2	7.3	2.9	3.6
Education, years	14.0 (2.52)	13.01 (1.75)	13.84 (1.67)	13.4 (2.25)	13.6 (3.46)	13.85 (3.76)	14.03 (2.40)	17.2 (18.05)
Medical comorbidities
Hypertension	67.1	75.6	70.4	63.8	50.6	51.7	32.8	64.4
Diabetes	34.7	19.2	25.9	26.9	21.1	45.8	15.8	26.7
Cancer	34.1	31.8	18.1	14.3	8.1	11.5	0.0	9.4
Lung disease	9.8	19.9	17.2	9.7	5.6	9.3	0.0	9.7
Heart disease	40.8	44.5	38.5	38.5	14.1	26.0	11.2	27.8
Stroke	13.0	1.4	0.0	8.5	4.9	3.6	0.0	5.3
Arthritis	58.6	48.5	66.7	71.4	30.0	47.9	54.9	57.4
Neurobehavioral conditions
Pain	35.1	30.6	60.9	49.9	13.9	47.7	48.6	42.9
Sleep problems	42.5	41.0	46.1	37.8	27.6	38.2	28.9	44.9
Depression	6.8	9.9	11.6	19.8	9.5	26.3	26.5	10.1
Subjective memory impairment	28.6	16.3	20.9	25.2	22.2	30.3	26.7	30.6

P < 0.01 for all head injury status comparisons.

Percentages are based on weighted data, but sample sizes are 62 veterans with no injury, 38 veterans with single NTI, 19 veterans with multiple NTI, 69 veterans with TBI, 187 civilians with no injury, 46 civilians with single NTI, 22 civilians with multiple NTI, and 156 civilians with TBI.

NTI, non-TBI head/neck injury; SD, standard deviation; TBI, traumatic brain injury.