TABLE 1c.

Summary statistics for patients by RBC:FFP transfusion ratio within 6h of arrival

	Low ratio RBC:FFP <=1.5:1 (n = 91)	High ratio RBC:FFP >1.5:1 (n = 52)	p-value
RBC:FFP ratio	1 (0.8 – 1.2)	2.2 (2.0 – 3.0)	-
Age	38.7 ± 18.3	42.8 ± 21.5	0.253
Penetrating injury	42.2%	53.8%	0.222
ISS	32.7 ± 16.2	36.6 ± 15.5	0.164
AIS-head	5 (0 – 5)	1 (0 – 5)	0.009*
GCS	6 (3 – 15)	12 (4 – 15)	0.029*
pH	7.23 ± 0.15	7.19 ± 0.14	0.145
Base deficit	−7.8 ± 6.4	−11.3 ± 6.7	0.004*
Prehospital IVF	150 (0 – 300)	0 (0 – 325)	0.196
Temperature (°C)	35.8 ± 0.8	35.0 ± 0.9	0.004*
RBC units / 24h	7 (4 – 14)	10 (7 – 22)	0.001*
FFP units / 24h	7 (4– 12)	4.5 (3 – 11)	0.160
Platelet units / 24h	0 (0 – 2)	1 (0 – 2)	0.525
Factor VIIa given	11.0%	13.5%	0.789
Total hospital days	11 (2 – 32)	6.5 (1.5 – 24)	0.135
ICU days	5 (2 – 22)	3 (1 – 12)	0.028*
Ventilator-free days / 28d	0 (0 – 24)	0 (0 – 20.5)	0.551
Ventilator-associated pneumonia	40.0%	23.4%	0.074
Acute lung injury	46.0%	41.7%	0.834
Multiorgan failure	25.6%	13.5%	0.134
Mortality	42.9%	55.8%	0.165

ISS = injury severity score; AIS = abbreviated injury score; GCS = Glasgow coma score; IVF = intravenous fluid; RBC = red blood cells; FFP = fresh frozen plasma; ICU = intensive care unit. N = 143.

^*p <0.05.