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. Author manuscript; available in PMC: 2021 Oct 1.
Published in final edited form as: J Trauma Stress. 2020 Apr 27;33(5):750–761. doi: 10.1002/jts.22501

Table 2.

Multiple Linear Regression of Transformed World Health Organization Disability Assessment Schedule 2.0 (WHODAS) Total Score and Demographic, Psychiatric, and Behavioral Conditionsa

Variable B SE β t(342)
Age 0.018 0.009 .073 1.983
Gender 0.223 0.265 .030 0.841
Education (years) −0.045 0.041 −.041 −1.092
DRRIb 0.009 0.007 .050 1.238
NSIc 1.208 0.425 .103 2.839**
mTBI 0.398 0.163 .094 2.436*
PTSD 1.252 0.186 .288 6.722***
Depressive disorder 1.396 0.182 .293 7.651***
Anxiety disorder 0.504 0.185 .099 2.726**
Substance use disorder −0.045 0.203 −.008 −0.223
Current Pain 0.985 0.175 .213 5.634***
Sleep disturbance 0.684 0.200 .133 3.414***

Note. N = 355. R2 =.598, Adjusted R2 =.584. DRRI = Deployment Risk and Resilience Inventory; NSI = Neurobehavioral Symptom Inventory; mTBI = mild traumatic brain injury; PTSD = posttraumatic stress disorder.

a

WHODAS total score transformed by taking the square root to normalize the distribution across participants.

b

Combat Exposure score.

c

Validity-10 symptom exaggeration score derived from NSI (score ≥ 23).

*

p < .05.

**

p < .01.

***

p < .001