Table 4.
Results of the logistic regression predicting Validity-10 failure.
| AOR (99% CI) | Validity-10 failure |
|---|---|
| Comorbidity burden ** | |
| None | Ref |
| One | 2.50 (2.06, 3.04)* |
| Two | 4.30 (3.55, 5.19)* |
| Three | 6.55 (5.41, 7.92)* |
| Polypharmacy | |
| No | Ref |
| Yes | 2.06 (1.95, 2.18)* |
| Age | |
| 19–29 | Ref |
| 30–39 | 1.26 (1.18, 1.34) |
| 40–49 | 1.53 (1.42, 1.66)* |
| 50+ | 1.94 (1.71, 2.20)* |
| Sex | |
| Men | Ref |
| Women | 1.20 (1.08, 1.33)* |
| Race/ethnicity | |
| White | Ref |
| Asian American/Pacific Islander | 1.20 (1.10, 1.31)* |
| Black Hispanic | 1.64 (1.14, 2.37)* |
| Black non-Hispanic | 1.58 (1.47, 1.69)* |
| Hispanic | 1.45 (1.33, 1.57)* |
| Native American | 1.39 (1.18, 1.65)* |
| Unknown | 0.95 (0.50, 1.80) |
| Marital status | |
| Married/partnered | Ref |
| Divorced/separated/widowed | 0.99 (0.93, 1.06) |
| Single, never | 0.82 (0.77, 0.89)* |
| Unknown | 0.54 (0.28, 1.04) |
| Education | |
| High school or equivalent | Ref |
| College grad/post-graduate | 1.00 (0.89, 1.13) |
| Less than high school | 1.13 (0.91, 1.39) |
| Some college | 0.99 (0.94, 1.05) |
| Unknown | 1.58 (1.35, 1.85)* |
| Military branch | |
| Army | Ref |
| Air force | 1.08 (0.95, 1.23) |
| Marine corps | 1.03 (0.95, 1.11) |
| Navy/coast guard | 0.98 (0.87, 1.10) |
| Military component | |
| Active | Ref |
| Guard | 1.02 (0.95, 1.10) |
| Reserve | 0.99 (0.93, 1.05) |
| Military rank | |
| Officer | Ref |
| Enlisted | 0.76 (0.66, 0.89)* |
*
Statistically significant at the p < 0.01 level.
**
The comorbidity burden value is defined as “none” for those with no history of PTSD, depression, or headache but otherwise equal to the count of these three diagnoses.