Table 1. Demographic and clinical information of study participants.

Variable	sTBI (n=10)	Healthy controls (n=10)
Age, years *	35.1 (14.4)	35.5 (14.3)
Sex, male/female	7/3	7/3
Lowest documented GCS * †	5.1 (1.45)
Outcome, dead/alive	4/6
ICU LOS, days *	9.1 (6.7)
Hospital LOS, days *	15.4 (18.0)
Etiology, n (%)
Motor vehicle collision	6 (60)
Falls	3 (30)
Abuse/assaults (non accidental)	1 (10)
Admission CT abnormalities, n (%)
Subarachnoid hemorrhage	5 (50)
Subdural hemorrhage	4 (40)
Epidural hemorrhage	2 (20)
Intraventricular hemorrhage	3 (30)
Intraparenchymal hemorrhage	5 (50)
Diffuse axonal injury	6 (60)
Midline shift	2 (20)
Tonsillar herniation	1 (10)
Cerebral contusion	8 (80)
Cerebral edema	2 (20)
Basal skull fractures	6 (60)
Hydrocephalus	1 (10)
Pneumocephalus	2 (20)

GCS, Glasgow Coma Score; ICU, intensive care unit; LOS, length of stay.

*Median (SD).

^†Within 24 h of hospital admission.