Table 1.
Selected Demographic and Clinical Characteristics of Participantsa
| All
|
VSAT Subgroup
|
2-Back Subgroup
|
||||
|---|---|---|---|---|---|---|
| Control | TBI | Control | TBI | Control | TBI | |
| N | 18 | 23 | 14 | 18 | 18 | 21 |
| Male/Female | 15/3 | 18/5 | 11/3 | 14/4 | 15/3 | 17/4 |
| Age, y | 32.4 (10.4) | 34.2 (11.5) | 29.6 (10.0) | 34.2 (10.1) | 32.4 (10.4) | 34.3 (11.7) |
| Ethnicity (C/AA/H/A/NK) | 9/5/0/3/1 | 11/9/2/1/0 | 8/3/0/3/0 | 8/7/2/1/0 | 9/5/0/3/1 | 10/8/2/1/0 |
| Handedness (right/left) | 18/0 | 19/4 | 14/0 | 15/3 | 18/0 | 17/4 |
| Education | 13.6 (1.9) | 13.3 (2.7) | 14.0 (1.9) | 13.5 (2.9) | 13.6 (1.9) | 13.3 (2.9) |
| Months postinjury | NA | 51.1 (63.3) | NA | 55.5 (67.3) | NA | 44.0 (53.1) |
Abbreviations: VSAT, visual sustained-attention task; TBI, traumatic brain injury; C, Caucasian; AA, African American; H, Hispanic; A, Asian; NK, not known.
a
Numbers in parentheses are standard deviations.