Table 3.
ORs for Psychiatric Disorders Since Enlistment or Currently According to Cognitive Ability, Adjusted Separately Then Together for Potential Confounders
| Psychiatric Disorder | Adjustments, OR (95% CI)a
|
||||
|---|---|---|---|---|---|
| Unadjusted | Ethnicity | Army Income | Place of Service | All | |
| All Participants (N=3258) | |||||
| Major depression | |||||
| Since enlistment | 1.15 (1.01–1.30) | 1.18 (1.02–1.35) | 1.12 (0.99–1.32) | 1.12 (0.99–1.29) | 1.11 (0.96–1.30) |
| Currently | 1.32 (1.12–1.56) | 1.32 (1.11–1.56) | 1.28 (1.09–1.52) | 1.30 (1.11–1.54) | 1.23 (1.03–1.47) |
| GAD | |||||
| Since enlistment | 1.20 (1.09–1.32) | 1.20 (1.09–1.33) | 1.16 (1.05–1.28) | 1.19 (1.08–1.30) | 1.16 (1.04–1.30) |
| Currently | 1.43 (1.27–1.64) | 1.44 (1.25–1.67) | 1.41 (1.23–1.64) | 1.41 (1.23–1.61) | 1.39 (1.19–1.61) |
| Alcohol abuse or dependence | |||||
| Since enlistment | 1.25 (1.16–1.35) | 1.27 (1.18–1.37) | 1.19 (1.10–1.28) | 1.23 (1.15–1.33) | 1.19 (1.10–1.30) |
| Currently | 1.20 (1.08–1.35) | 1.14 (1.01–1.28) | 1.12 (1.00–1.27) | 1.19 (1.06–1.35) | 1.04 (0.92–1.19) |
|
| |||||
| Combat-Exposed Vietnam Veterans (n=1659) | |||||
| PTSD | |||||
| Since enlistment | 1.32 (1.12–1.56) | 1.35 (1.15–1.61) | 1.28 (1.09–1.52) | … | 1.33 (1.11–1.58) |
| Currently | 1.39 (1.18–1.67) | 1.39 (1.14–1.67) | 1.33 (1.10–1.61) | … | 1.38 (1.14–1.66) |
Abbreviations: CI, confidence interval; GAD, generalized anxiety disorder; OR, odds ratio; PTSD, posttraumatic stress disorder; ellipses, not determined.
a
Indicates per 1-SD decrease in cognitive ability.