Table 1:

Patient Demographics and Clinical Characteristics (n=65)

Age, mean +/− SD years	41.3 +/− 21.8 years
Male sex, N (%)	49 (75%)
Duration of acute hospitalization (range)	0.5 – 362 days
Admission GCS, median (range)*	6.5 (3 to 15)
Years of education (range)	1–Doctoral Degree
TBI Mechanism, N (%)
Motor vehicle accident	29 (45%)
Fall	19 (29%)
Pedestrian hit by car	9 (14%)
Motorcycle accident	4 (6%)
Sport related injuries	3 (5%)
Assault	1 (1%)
Marshall Head CT Classification
Diffuse injury I	2 (5%)
Diffuse injury II	24 (61%)
Diffuse injury III	5 (13%)
Diffuse injury IV	0
Evacuated mass lesion	7 (18%)
Non-evacuated mass lesion	1 (3%)
Traumatic Axonal Injury Grade
Grade 1	35 (54%)
Grade 2	15 (23%)
Grade 3	15 (23%)

Abbreviations: GCS, Glasgow Coma Scale.

^*GCS data were not available for one patient.