Table 1.

Demographics baseline

	TXA indicated (n=217)	TXA not indicated (n=183)	p Value
Age	45.5	42.1	0.57
Male (%)	73.3%	82.5%	0.27
Blunt mechanism (%)	70.0%	89.1%	0.0001
Penetrating mechanism (n)	30.0%	10.9%	0.0001
% Patients receiving blood product	65.9%	7.1%	0.0001
Mean PRBC units (if received blood product)	6.9 U	3.1 U	0.13
Mean ISS	21	14	>0.0001
ISS ≥15 (%)	65.90%	44.30%	>0.0001
Mean arrival SBP (mm Hg)	109.8	140.6	>0.001
Arrival lactate*	3.2	2.4	>0.001

*Arrival lactate available for 337 patients.

ISS, injury severity score; PRBC, packed red blood cell; TXA, tranexamic acid.