TABLE 1.

Data are shown as mean ± SEM.

	Polytrauma	Healthy volunteers	p-value
Sex (m/f)	10/3	5/3	n.s.
Age (years)	48.35	33.9 ± 3.9	n.s.
ISS (points)	34.92	n/a
Initial creatinine (mg/dl)	1.20.1	1.0 ± 0.05	n.s.
Initial hematocrit	0.30.02	n/a
RBCs < 24 h (units)	8.22.6	n/a
TASH score (points)	12.61.7	n/a

Ages and creatinine levels were compared using Student’s t test; sexes were compared using Fisher’s exact test. ISS, Injury Severity Score; RBC, red blood cell concentrates; TASH, Trauma-Associated Severe Hemorrhage.