TABLE 1.

Study participant demographics and blast exposures

	Deployed control	Blast exposed
	Mean ± SEM, (Range)	Mean ± SEM, (Range)	p Value
Demographics
Number of participants, n	34	105
Age (years)	32.7 ± 1.1 (22–46)	33.6 ±0.8 (21–60)	0.588
Education (years)	14.2 ± 0.3 (12–18)	14.1 ± 0.2 (11–20)	0.805
Race, nonwhite, n (%)	9 (26%)	21 (20%)	0.476
Blast exposure
Estimated number of blast exposures with		19 ± 3 (1 to >100)
Acute symptoms during military service (lifetime)		Median = 7
Estimated number of mTBI with loss of		0.98 ± 0.2 (0 to 8)
Consciousness (lifetime)		Median = 1
Time since last blast-related		5.4 ± 0.3 (0.25–13)
mTBI (years)		Median = 5