Table 1.

Demographic Data of the Study Subjects

Control patients
Number	12
Age, years [range]	2.1±1.0 [5 weeks–9 years]
Number of male patients (%)	6a (66.7)
Traumatic brain injury patients
Number	37
Age, years [range]	6.1±0.9 [5 weeks–16 years]
Number of male patients (%)	22 (59.5)
Initial Glasgow Coma Scale score	7 [3–15]
Glasgow Outcome Scale score at 6 monthsb	4 [1–5]
Presence of contusion on initial head CT scan (%)	12c (33)

Mean±standard error of the mean or median [range], as appropriate.

^aUndocumented in 3 control patients.

^b1=dead, 2=vegetative state, 3=severe disability, 4=moderate disability, 5=normal.

^cUndocumented in 1 patient.

CT, computed tomography.