From: Potential benefits of an integrated military/civilian trauma system: experiences from two major regional conflicts
Variable
W1 N = 490% (n)
W2 N = 429% (n)
p-value*
ISS
.057
 1–14
88.8 (435)
84.5 (360)
  > 16
11.2 (55)
15.5 (66)
LOS
.0009
 0–6 days
68.4 (333)
78.2 (323)
  > 7 days
31.6 (154)
21.8 (90)