Table 1.

Patient demographics, resuscitation, and outcome parameters

Total cohort (n=241)	No ARDS (n=66)	ARDS (n=15)	P value
Demographics
Age (years)	45 (27–59)	37 (23–56)	38 (25–58)	0.67
Gender (% male)	178 (74)	40 (61)	15 (100)	0.003*
MOI (% blunt)	232 (96)	62 (94)	15 (100)	0.33
ISS	29 (22–36)	25 (19–29)	30 (26–41)	0.01*
AIS head	3 (1–4)	3 (0–4)	2 (0–4)	0.13
AIS face	0 (0–2)	0 (0–1)	0 (0–2)	0.70
AIS chest	3 (2–4)	3 (1–3)	4 (3–4)	0.04*
AIS abdomen	1 (0–3)	1 (0–2)	2 (0–3)	0.57
AIS extremities/pelvis	2 (1–3)	2 (0–3)	3 (0–3)	0.20
AIS external	0 (0–1)	0 (0–1)	1 (0–1)	0.62
Pelvic fracture	75 (31)	21 (32)	4 (27)	0.70
Urgent laparotomy	61 (25)	16 (24)	6 (40)	0.22
Resuscitation
Crystalloids (L)
<8 hours	4.7 (2.6–6.5)	4.5 (1.5–5.9)	4.9 (2.0–7.0)	0.33
<24 hours	7.6 (5.3–10.4)	6.8 (3.3–9.5)	8.7 (5.9–12.8)	0.03*
PRBC (U)
<8 hours	1 (0–4)	0 (0–3)	3 (0–7)	0.18
<24 hours	1 (1–6)	1 (0–3)	3 (0–9)	0.24
FFP (U)
<8 hours	0 (0–4)	0 (0–2)	2 (0–4)	0.05
<24 hours	0 (0–5)	0 (0–2)	3 (0–4)	0.04*
PLT (U)†
<8 hours	0 (0–0)	0 (0–0)	0 (0–1)	0.01*
<24 hours	0 (0–1)	0 (0–0)	0 (0–2)	0.02*
Outcome
Ventilator days	7 (3–12)	2 (1–3)	11 (6–17)	<0.001*
ICU-LOS (days)	8 (4–14)	3 (2–4)	12 (8–19)	<0.001*
H-LOS (days)	23 (14–34)	15 (10–23)	33 (14–43)	0.004*
MODS	76 (32)	2 (3)	6 (40)	<0.001*
Mortality	31 (13)	2 (3)	3 (20)	0.01*

Data are expressed as median (IQR) or absolute number (%).

*Statistically significant.

†1 unit of platelets contains five donors.

AIS, Abbreviated Injury Scale; ARDS, Acute Respiratory Dysfunction Syndrome; FFP, fresh frozen plasma; H-LOS, hospital length of stay;ICU-LOS, intensive care unit length of stay; ISS, Injury Severity Score; MODS, Multiple Organ Dysfunction Syndrome; MOI, mechanism of injury; PLT, platelet; PRBC, packed red blood cells.