Table 1.
Characteristics of veteran sample (N=1102)a
| Characteristic | Military veterans, No. (%) (n = 1102) |
|---|---|
| Gender | |
| Male | 930 (84.4) |
| Female | 172 (15.6) |
| Race-ethnicity | |
| White | 775 (70.5) |
| Non-white | 324 (29.5) |
| Education, more than high school | 893 (81.1) |
| Branch of serviceb | |
| Army | 584 (52.9) |
| Air Force | 210 (19.1) |
| Navy | 171 (15.6) |
| Marine Corps | 122 (11.1) |
| Coast Guard | 3 (0.3) |
| Reserve or National Guard | 525 (47.7) |
| Officer rank | 184 (16.7) |
| Deployments to Iraq and/or Afghanistanc | |
| 0 | 185 (17.2) |
| 1 | 606 (56.4) |
| ≥2 | 284 (26.4) |
| Deployment >1 year | 292 (26.5) |
| Type of service | |
| Direct combat | 370 (33.7) |
| Combat or service support | 731 (66.3) |
| Reported head injury during military service | 223 (20.3) |
| Met criteria for probable TBI during military service | 191 (17.3) |
| Number of head injuries during military service | |
| 1 | 112 (50.2) |
| 2 | 56 (25.0) |
| 3 | 29 (13.2) |
| 4 | 11(4.9) |
| ≥5 | 15 (6.6) |
| Met criteria for probable TBI before military service | 85 (7.8) |
| Number of head injuries before military service | |
| 1 | 54 (64.1) |
| 2 | 16 (19.5) |
| 3 | 9 (10.5) |
| 4 | 2 (2.4) |
| ≥5 | 3 (3.5) |
| Of veterans with probable TBI during military service, sustained probable TBI before military service | 22 (11.6) |
a
Women constituted 33% of the sample, whereas their proportion in the active military at the time of data collection was 15.6%. Data were weighted to reflect the latter proportion, which involved adjusting the sample of 1,388 to a weight-adjusted 1,102.
b
Missing branch of service data for 12 veterans.
c
Missing deployment data for 27 veterans.