. Author manuscript; available in PMC: 2019 Mar 1.

Published in final edited form as: J Head Trauma Rehabil. 2018 Mar-Apr;33(2):E30–E40. doi: 10.1097/HTR.0000000000000308

Table 2. Crude and age-, education- and NSI-adjusted risk ratios of unemployment by diagnostic group.

Diagnostic Group	Unemployed	Crude risk ratio (95% CI)	Age- and education-adjusted risk ratio (95% CI)	Age-, education-, and NSI-adjusted risk ratio (95% CI)
mTBI, PTSD, and depression	19.85%	1.44 (1.34-1.54)^a	1.45 (1.36-1.56)^a	1.16 (1.08-1.24)^a
PTSD and depression	19.85%	1.44 (1.31-1.58)^a	1.39 (1.27-1.52)^a	1.17 (1.06-1.28)^b
mTBI and depression	13.11%	0.95 (0.85-1.06)	0.95 (0.85-1.07)	0.85 (0.76-0.94)^b
mTBI and PTSD	13.82%	1.00 (0.94-1.07)	1.03 (0.96-1.11)	0.89 (0.83-0.96)^b
Depression only	15.46%	1.12 (1.00-1.26)	1.08 (0.96-1.21)	0.99 (0.88-1.11)
PTSD only	14.71%	1.07 (0.97-1.17)	1.05 (0.96-1.14)	0.99 (0.91-1.08)
mTBI only	8.62%	0.63 (0.57-0.68)^a	0.65 (0.59-0.71)^a	0.69 (0.63-0.75)^a
No mTBI, PTSD, or depression	13.79%	Reference^d	Reference^d	Reference^d

Abbreviations: CI, confidence interval; mTBI, mild traumatic injury; NSI, Neurobehavioral Symptom Inventory; PTSD, posttraumatic stress disorder.

p<.001.

p < .01.

The no diagnosis group was used as a reference group.