. Author manuscript; available in PMC: 2011 Dec 2.

Published in final edited form as: Dev Neuropsychol. 2010 May;35(3):333–351. doi: 10.1080/87565641003696940

TABLE 1.

Demographic and Injury Characteristics of TBI and OI Groups

	TBI (N = 46) >Mean (SD)	OI (N = 43) Mean (SD)
Age at injury (years)	13.5 (2.9) range 7–17	12.1 (2.4) range 7–16
Time postinjury (years)	4.1 (1.2) range 1.9–7.7	4.1 (1.0) range 2.7–7.1
Gender	32 M / 14 F	31 M / 12 F
Race/Ethnicity	20 C / 19 H / 5 AA /1 N Am / 1 Biracial	15 C / 14 H / 11 AA / 1 Asian / 2 Biracial
SCI (z-score)	−0.1 (0.8) range −1.9 to 1.4	0.1 (0.9) range −1.3 to 1.9
Handedness	46 R / 0 L	43 R / 0 L
Mechanism of injury	18 MVA / 7 motorcycle / 4 RV-ATV / 2 bicycle / 8 fall / 1 sports-play / 5 hit by motor vehicle / 1 other	2 MVA / 5 motorcycle / 1 RV-ATV / 2 bicycle / 7 fall / 1 hit by falling object / 22 sports-play / 1 hit by motor vehicle / 2 other
GCS score	7.7 (4.3) range 3–15	N/A

TBI = traumatic brain injury; OI = orthopedically injured; C = Caucasian; H = Hispanic; AA = African American; N Am = Native American; SCI = Socioeconomic Composite Index; MVA = Motor vehicle accident, RV-ATV = Recreation vehicle or all-terrain vehicle accident; GCS = Glasgow Coma Scale.