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. Author manuscript; available in PMC: 2017 Jun 30.
Published in final edited form as: Psychiatry Res. 2016 Apr 16;240:226–233. doi: 10.1016/j.psychres.2016.04.043

Table 1. Sample Characteristics across the Three Studies.

Study 1 Study 2 Study 3
n 2953 323 748
Sample Population-based Veterans Veterans and
Community Sample Partners
Sex (% Female) 52% 39% 41%
Age Distribution, n, (%)
 18-24 332 (11.3%) 4 (1.2%) 17 (2.3%)
 25-34 563 (19.1%) 101 (31.3%) 56 (7.5%)
 35-44 508 (17.2%) 72 (22.3%) 106 (14.2%)
 45-54 571 (19.3%) 72 (22.3%) 213 (28.5%)
 55-64 488 (16.5%) 53 (16.4%) 327 (43.7%)
 65 or older 490 (16.6%) 16 (5.0%) 29 (3.9%)
Race
 Caucasian/White 75% 80% 81%
 African American/Black 12% 16% 12%
 American Indian/Alaskan Native 2% 4% 9%
 Asian/Pacific Islander 5% 1% 2%
 Multiracial 5% -- --
 “Other” or “Unknown” 2% -- 6%
Ethnicity (% Hispanic) 17% 5% 15.5%
Exposure to one or more DSM-5 Criterion A events 89.7% 100% 100%

Note. Totals for race may sum to greater than 100% because participants could select more than one racial ancestry category. Five participants in Study 2 did not report age.