Page 80 - JSOM Fall 2020

TABLE 1 A Comparison of Subjects Within Our Dataset of CWMP Recipients Versus Nonrecipients
Nonrecipients Recipients
(n=11,581) (n=84) P Value
Demographics Age 24 (21–28) 24 (21–30) .783
Male 97% (11286) 100% (84) .138
Mechanism of injury Explosive 62% (7212) 64% (54)
GSW 15% (1791) 17% (14) .707
MVC 6% (679) 7% (6)
Other 16% (1899) 12% (10)
Country Afghanistan 68% (7870) 98% (82)
<.001
Iraq 32% (3711) 2% (2)
Injury score Composite 6 (4–14) 4 (1–6) <.001
Serious injury by body region Head/neck 10% (1112) 2% (2) .023
Face 1% (51) 0% (0) 1.000
Thorax 10% (1119) 4% (3) .061
Abdomen 6% (735) 1% (1) .065
Extremities 23% (2688) 13% (11) .028
Skin/superficial 2% (279) 2% (2) 1.000
Outcome Discharged alive 98% (11294) 100% (84) .274
GSW = gunshot wound; MVC = motor vehicle collision; CWMP = combat wound medication pack.

TABLE 2 Comparison of Nonrecipients Versus Recipients Based on Prehospital Indications
GSW Tourniquet Application Amputation
(n=1805) (n=1923) (n=803)
(–) CWMP (+) CWMP P (–) CWMP (+) CWMP P (–) CWMP (+) CWMP P
(n=1791) (n=14) Value (n=1912) (n=11) Value (n=798) (n=5) Value
Demographics Age 24 (22–28) 24 (22–27) .640 24 (21–27) 24 (23–26) .829 24 (21–27) 24 (20–16) .566
Male 98% (1771) 100% (14) 1.000 99% (1894) 100% (11) 1.000 98% (787) 100% (5) 1.000
Mechanism Explosive 74% (1416) 63% (7) 97% (779) 100% (5)
of injury GSW 23% (454) 27% (3) 1% (7) 0% (0)
MVC 1% (15) 9% (1) .023 1% (7) 0% (0) .989
Other 1% (27) 0% (0) 1% (5) 0% (0)
Country Afghanistan 71% (1287) 100% (14) .014 74% (1428) 100% (11) .075 76% (603) 100% (5) .343
Iraq 28% (504) 0% (0) 25% (484) 0% (0) 24% (195) 0% (0)
Injury score Composite 9 (4–16) 1 (1–6) .003 14 (9–22) 10 (9–24) .600 92% (5) 100% (5) 1.000
Outcome Discharged 94% (1694) 100% (14) 96% (1838) 100% (11) 1.000 22 (17–33) 24 (18–27) .942
alive 1.000
GSW = gunshot wound; MVC = motor vehicle collision; CWMP = combat wound medication pack.

TABLE 3 Comparison of Nonrecipients Versus Recipients Based on Serious Injuries by Body Region
Thorax Abdomen Extremities
(n=1122) (n=735) (n=2699)
(–) CWMP (+) CWMP P (–) CWMP (+) CWMP P (–) CWMP (+) CWMP P
(n=1119) (n=3) Value (n=735) (n=1) Value (n=2688) (n=11) Value
Demographics Age 24 (21–29) 26 (21–30) .825 24 (22–29) 30 (30–30) .319 24 (21–28) 24 (24–26)
.893
Male 98% (1102) 100% (3) 1.000 97% (717) 100% (1) 1.000 98% (2642) 100% (11)
Mechanism Explosive 61% (692) 66% (2) 63% (464) 0% (0) 71% (1922) 54% (6)
of injury GSW 21% (240) 0% (0) 24% (180) 0% (0) 21% (576) 27% (3)
MVC 6% (76) 33% (1) .258 3% (27) 100% (1) <.001 2% (63) 18% (2) .005
Other 10% (112) 0% (0) 8% (64) 0% (0) 2% (63) 0% (0)
Country Afghanistan 69% (782) 100% (3) 70% (516) 100% (1) 69% (1872) 100% (11)
.558 1.000 .041
Iraq 30% (337) 0% (0) 29% (219) 0% (0) 30% (816) 0% (0)
Injury Score Composite 25 (17–34) 26 (14–43) .926 29 (21–41) 43 (43–43) .254 17 (11–24) 14 (10–26) .646
Outcome Discharged
Alive 93% (1047) 100% (3) 1.000 92% (679) 100% (1) 1.000 96% (2594) 100% (11) 1.000
GSW = gunshot wound; MVC = motor vehicle collision; CWMP = combat wound medication pack.

78 | JSOM Volume 20, Edition 3 / Fall 2020