TABLE I.
Background Characteristicsa of Army Active Duty Members (N = 151,122), with Index Deployment End Dates of FYs 2008–2011
| Categorical Variables | N (%) |
|---|---|
| Female | 16,107 (10.66) |
| Married | 75,184 (49.75) |
| Race/Ethnicity | |
| Non-Hispanic White | 89,162 (59.00) |
| Non-Hispanic African American | 22,549 (14.92) |
| Asian or Pacific Islander | 20,229 (13.39) |
| Hispanic | 16,035 (10.61) |
| American Indian/Alaska Native | 1,660 (1.10) |
| Other | 1,487 (0.98) |
| Rank | |
| Junior Enlisted | 101,133 (66.92) |
| Senior Enlisted | 37,873 (25.06) |
| Junior Officer | 15,422 (10.20) |
| Senior Officer | 2,940 (1.95) |
| Warrant Officer | 1,902 (1.26) |
| Probable Serious Injury During Indexb Deployment | 6,804 (4.50) |
| Repeat Deployment in the Postindex Year | 6,680 (4.50) |
| Separation Date Cohortc | |
| 2008 | 12,115 (8.02) |
| 2009 | 24,404 (16.15) |
| 2010 | 32,315 (21.38) |
| 2011 | 38,582 (25.53) |
| 2012 | 43,706 (28.92) |
| Received Preseparationd VHA Services as Enrollee in VHA System | 6,862 (4.54) |
| Received Preseparation VHA Services as Nonenrollee | 25,503 (16.88) |
| Separation Code | |
| Expiration of Term of Service | 72,849 (48.21) |
| Other, not Negative | 37,943 (25.11) |
| Disability | 15,422 (10.20) |
| Behavioral | 13,231 (8.76) |
| Substance Use Disorder | 6,796 (4.50) |
| Unqualified | 4,881 (3.23) |
| Residence Region at Index Deployment | |
| End Date | |
| South | 90,705 (60.02) |
| West | 36,737 (24.31) |
| Midwest | 12,179 (8.06) |
| Northeast | 11,501 (7.61) |
| Received Postseparation VHA Services as Nonenrollee | 14,037 (9.29) |
| Received Postseparation VHA Services as Enrollee in VHA System | 73,100 (48.37) |
| Continuous Variables | Mean (SD) |
| Age in Years | 26.07 (7.02) |
| Number of Deployments Before Index Deployment | 0.56 (0.81) |
| Length of Index Deployment (in Months) | 11.95 (5.02) |
| Gap (in Months) Between Separation Date and Index Deployment End Date | 17.08 (12.46) |
| Drive Time (in Hours) to Nearest VHA Facility | 0.56 (0.92) |
a
Measured at month before index deployment unless indicated.
b
Index refers to a deployment ending in FYs 2008–2011.
c
Cohort refers to FY of separation date.
d
Separation refers to a separation ending in FYs 2008–2012.