Table 2 Patient demographic characteristics
| Â | Standard (n = 172) | Extended (n = 70) |
|---|---|---|
Gender, No. (%) | ||
 Male | 139 (80.8) | 65 (92.9) |
 Female | 33 (19.2) | 5 (7.1) |
Ethnicity, No. (%) | ||
 Hispanic or Latino | 40 (23.3) | 13 (18.6) |
 Not Hispanic or Latino | 132 (76.7) | 57 (81.4) |
Race, No. (%) (n = 241) | ||
 American Indian/Alaskan Native | 3 (1.7) | 1 (1.4) |
 Asian | 7 (4.1) | 1 (1.4) |
 Native Hawaiian or other Pacific Islander | 4 (2.3) | 2 (2.9) |
 Black or African American | 24 (14.0) | 14 (20.3) |
 White | 118 (68.6) | 46 (66.7) |
 Others | 16 (9.3) | 5 (7.2) |
Marital status, No. (%) | ||
 Never married | 11 (6.4) | 2 (2.9) |
 Relationship, not cohabitating | 13 (7.6) | 2 (2.9) |
 Relationship, cohabitating | 5 (2.9) | 3 (4.3) |
 Married | 113 (65.7) | 49 (70.0) |
 Separated or divorced | 30 (17.4) | 14 (20.0) |
Education, No. (%) | ||
 Some high school | 2 (1.2) | 0 (0.0) |
 General education diploma | 5 (2.9) | 1 (1.4) |
 High school diploma | 37 (21.5) | 14 (20.0) |
 Some college | 85 (49.4) | 34 (48.6) |
 Associate degree | 17 (9.9) | 7 (10.0) |
 4-year college degree | 19 (11.0) | 13 (18.6) |
 Master’s degree | 6 (3.5) | 1 (1.4) |
 Doctoral degree | 1 (0.6) | 0 (0.0) |
Military grade, No. (%) | ||
 Enlisted | ||
  E-1 to E-3 | 6 (3.6) | 3 (4.3) |
  E-4 to E-6 | 122 (73.1) | 43 (62.3) |
  E-7 to E-9 | 27 (16.2) | 17 (24.6) |
 Warrant officer | 6 (3.6) | 1 (1.4) |
 Officer | 6 (3.6) | 5 (7.2) |
Deployed in support of Operation Iraqi Freedom (OIF), No. (%) (n = 149) | 86 (83.5) | 42 (91.3) |
Deployed in support of Operation Enduring Freedom (OEF), No. (%) (n = 188) | 117 (90.7) | 56 (94.9) |
Deployed in support of Operation New Dawn (OND), No. (%) (n = 78) | 29 (54.7) | 13 (52.0) |
Number of times deployed, No. (%) (n = 238) | ||
 1 | 39 (23.1) | 17 (24.6) |
 2 | 41 (24.3) | 18 (26.1) |
 3 | 27 (16.0) | 9 (13.0) |
 4 | 38 (22.5) | 21 (30.4) |
 N/A | 24 (14.2) | 4 (5.8) |
Typical duty during deployments, No. (%) (n = 237) | ||
 Combat arms (i.e., infantry, etc.) | 65 (38.7) | 29 (42.0) |
 Combat support (i.e., engineer, etc.) | 29 (17.3) | 9 (13.0) |
 Combat service support (i.e., finance, chaplain, etc.) | 52 (31.0) | 27 (39.1) |
 N/A | 22 (13.1) | 4 (5.8) |