TABLE 1.
Characteristics of the Study Population (n = 39)
| Patient Characteristics | All Patients (n = 39) | BIs (n = 27) | NBIs (n = 12) | p |
|---|---|---|---|---|
| Personal characteristics | ||||
| Age, median (IQR), y | 30 (25–33) | 30 (25–33) | 29 (26–33) | 0.58 |
| Male sex, n (%) | 39 (100) | 27 (100) | 12 (100) | >0.99 |
| Body mass index, median (IQR), kg/m2 | 26.7 (24.1–29.6) | 26.4 (24.1–29.7) | 27.3 (23.7–28.3) | 0.89 |
| ASA status, n (%) | 0.42 | |||
| ASA 1 | 30 (77) | 22 (81) | 8 (67) | |
| ASA 2 | 9 (23) | 5 (19) | 4 (33) | |
| Military characteristics | ||||
| Rank category, n (%) | 0.33 | |||
| Officers | 4 (10) | 2 (7) | 2 (17) | |
| Noncommissioned officers | 9 (23) | 5 (19) | 4 (33) | |
| Enlisted men | 26 (67) | 20 (74) | 6 (50) | |
| Armed forces branch of affiliation, n (%) | 0.22 | |||
| French Army | 29 (74) | 18 (67) | 11 (92) | |
| French Air Force | 3 (8) | 3 (11) | 0 (−) | |
| French Navy | 2 (5) | 2 (7) | 0 (−) | |
| Other branch* | 5 (13) | 4 (15) | 1 (8) | |
| Special operations forces, n (%) | 8 (21) | 6 (22) | 2 (17) | >0.99 |
| Trauma characteristics | ||||
| Location of the point of injury, n (%) | <0.001 | |||
| Overseas operations** | 32 (82) | 27 (100) | 5 (42) | |
| Prepositioned forces† | 7 (18) | 0 (−) | 7 (58) | |
| ISS, median (IQR) | 26 (14–34) | 24 (13–29) | 29 (21–35) | 0.44 |
| Wound distribution, n (%)‡ | ||||
| Head | 10 (26) | 4 (15) | 6 (50) | 0.04 |
| Face | 15 (38) | 9 (33) | 6 (50) | 0.48 |
| Spine | 9 (23) | 7 (26) | 2 (17) | 0.69 |
| Thorax | 15 (38) | 10 (37) | 5 (42) | >0.99 |
| Abdomen | 11 (28) | 7 (26) | 4 (33) | 0.71 |
| Pelvis | 6 (15) | 3 (11) | 3 (25) | 0.35 |
| Upper limb | 13 (33) | 11 (41) | 2 (17) | 0.27 |
| Lower limb | 19 (58) | 17 (63) | 2 (17) | 0.02 |
| Mechanism of injury, n (%) | <0.001 | |||
| Explosion | 19 (49) | 18 (67) | 1 (8) | |
| Gunshot wound | 8 (20) | 7 (26) | 1 (8) | |
| Motor vehicular crash | 7 (18) | 0 (−) | 7 (59) | |
| Other | 5 (13) | 2 (7) | 3 (25) | |
| Evacuation time to Percy hospital, median (IQR), h | 25 (21–27) | 24 (21–29) | 27 (22–27) | 0.49 |
*Other armed forces branches: French Military Medical Service (n = 2), French Military Fuels Service (n = 2), and not specified (n = 1).
**Overseas operations: Sahel-Saharan strip (n = 30) and Middle East (n = 2).
†Prepositioned forces: Djibouti (n = 4), Ivory Coast (n = 1), Senegal (n = 1), and not specified (n = 1).
‡Total greater than 100% because of wound associations.
ASA, American Society of Anesthesiology.