Table 1.
Demographic Characteristics of Participants at 5 Year Follow-up
| Non-Blast Control n=107 | Blast Mild TBI N=164 | Full Sample n=271 | ||||
|---|---|---|---|---|---|---|
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| M | sd | M | sd | M | sd | |
|
| ||||||
| Age (years)* | 36.2 | 7.8 | 31.7 | 6.8 | 33.5 | 7.6 |
| Education (years)* | 15.9 | 2.7 | 13.6 | 1.7 | 14.5 | 2.4 |
|
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| % | % | % | ||||
|
|
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| Gender* | ||||||
| Female | 16% | 4% | 8% | |||
| Male | 84% | 96% | 92% | |||
| Race/Ethnicity | ||||||
| White | 76% | 74% | 75% | |||
| African American | 15% | 8% | 11% | |||
| Hispanic/Latino | 9% | 15% | 13% | |||
| Asian/Pacific Islander | 0% | 2% | 1% | |||
| Other | 0% | 1% | 0% | |||
| Military Branch* | ||||||
| Army | 56% | 85% | 73% | |||
| Navy | 20% | 1% | 8% | |||
| Air Force | 16% | 1% | 7% | |||
| Marines | 8% | 13% | 11% | |||
Note.
*
statistically significant group difference at p < .05
M=Mean
sd=Standard Deviation