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. Author manuscript; available in PMC: 2022 Apr 1.
Published in final edited form as: Psychiatry Res. 2021 Feb 10;298:113801. doi: 10.1016/j.psychres.2021.113801

Table 1.

Demographic and clinical characteristics of veterans with combat-related PTSD by study group.

Variable No PTSD (n = 298) PTSD (n = 365) P Value
Age, mean (SD) 46.8(13.8) 44.0(14.3) 0.01
Male, No (%) 247 (82.9) 310 (85.2) 0.46
Race, No. (%) 0.003
 Caucasian 224 (75.2) 247 (67.7)
 African American 49 (16.4) 98 (26.8)
 Other 25 (8.4) 20 (5.5)
CES, mean (SD)a 19.6(9.1) 21.6(8.8) 0.02
Q-LES-Q, mean (SD)b 61.3(12.4) 40.6(8.9) <0.001
Alcohol diagnosis, No. (%) 17 (8.9) 105 (30.9) <0.001
Substance use diagnosis, No. (%) 21 (7) 124 (34) <0.001
Depressive disorder diagnosis, No. (%) 14 (4.7) 240 (65.8) <0.001
a

CES: Combat Exposure Scale from 436 veterans.

b

Q-LES-Q: Quality of Life Enjoyment and Satisfaction Questionnaire from 107 veterans.