TABLE 1—
Baseline Characteristics of US Veterans Seen at the Veterans Affairs Pacific Islands Health Care System, 2005–2012
| Characteristic | No PTSD (n = 6536), Mean ±SD or No. (%) | PTSD (n = 1712), Mean ±SD or No. (%) | P |
| Age, y | 65 ±11.1 | 59 ±8.0 | < .001 |
| Male | 6238 (95.4) | 1640 (95.8) | .53 |
| Race | < .001 | ||
| White | 917 (14.0) | 422 (24.6) | |
| Asian | 1256 (19.2) | 472 (27.6) | |
| Black, non-Hispanic | 98 (1.5) | 34 (2.0) | |
| White, Hispanic | 33 (0.5) | 12 (0.7) | |
| Native American | 40 (0.6) | 2 (0.1) | |
| Black, Hispanic | 7 (0.1) | 4 (0.2) | |
| Missing | 4185 (64.0) | 766 (44.7) | |
| Body mass index | < .001 | ||
| Normal | 1993 (30.5) | 427 (24.9) | |
| Overweight | 2571 (39.3) | 656 (38.3) | |
| Obese | 1972 (30.2) | 629 (36.7) | |
| Married | 3837 (58.7) | 877 (51.2) | < .001 |
| Diabetesa | .48 | ||
| Diagnosis | 885 (13.5) | 243 (14.2) | |
| Diagnosis or medication | 1166 (17.8) | 293 (17.1) | |
| Hypertensiona | < .001 | ||
| Diagnosis | 3984 (61.0) | 954 (55.7) | |
| Diagnosis or medication | 4253 (65.1) | 1115 (65.1) | |
| Hyperlipidemiaa | .055 | ||
| Diagnosis | 3170 (48.5) | 875 (51.1) | |
| Diagnosis or medication | 3337 (51.1) | 910 (53.3) | |
| Depressiona | < .001 | ||
| Diagnosis | 452 (6.9) | 425 (24.8) | |
| Diagnosis or medication | 452 (6.9) | 425 (24.8) | |
| Adjustment disordera | < .001 | ||
| Diagnosis | 306 (4.7) | 371 (21.7) | |
| Diagnosis or medication | 306 (4.7) | 371 (21.7) | |
| Anxiety disordera | < .001 | ||
| Diagnosis | 178 (2.7) | 253 (14.8) | |
| Diagnosis or medication | 580 (8.9) | 560 (32.7) | |
| Period of service | < .001 | ||
| World War II | 902 (13.8) | 64 (3.7) | |
| Korean War | 1122 (17.2) | 103 (6.0) | |
| Post-Korean War | 506 (7.7) | 22 (1.3) | |
| Vietnam era | 2659 (40.7) | 1260 (73.6) | |
| Post-Vietnam War | 819 (12.5) | 131 (7.7) | |
| Persian Gulf | 456 (7.0) | 127 (7.4) | |
| Other or unknown | 72 (1.1) | 5 (0.3) | |
| Combat service indicated | 549 (8.4) | 352 (20.6) | < .001 |
| Smoker | 843 (12.9) | 547 (32.0) | < .001 |
| Substance use disorder | 869 (13.3) | 573 (33.5) | < .001 |
Note. PTSD = posttraumatic stress disorder.
a
P value represents test of diagnosis.