. Author manuscript; available in PMC: 2017 Mar 1.

Published in final edited form as: J Trauma Acute Care Surg. 2016 Mar;80(3):450–456. doi: 10.1097/TA.0000000000000914

Table 1.

Transfusion Score Components and Trigger Cut-Off Values

	TASH	ABC (ED 1^st value)	CITT (ED 1^st value)	Original MTS (ED 1^st value)	Revised MTS (ED 1^st value)	MTS_3hour (at 3 hours)	MTS_6hour (at 6 hours)
SBP (mm Hg)	<100 = 4 pts 100 to <120 =1 point	<90	<90	<90	<90	<90	<90
HR (bpm)	>120 = 3 pts	>=120		>=120
Positive FAST	included (3 pts)	included		included
Penetrating Mechanism		included		included
Base Deficit (mmol/L)	6 to 10 = 4 pts 2 to 6 = 3 pts < 2 = 1 point		>=6	>=6	>=6	>=6	>=6
INR			> 1.5	> 1.5	> 1.5	> 1.5	> 1.5
Hemoglobin (g/dL)	<7 = 8 pts 7 to <9 = 6 pts 9 to <10 = 4 pts 10 to <11 = 3 pts 11 to <12 = 2 pts		< 11	< 11	< 11	< 11	< 11
Temperature (°C)			<35.5		<35.5	<35.5	<35.5
Long Bone Fracture or Complex Pelvis Fracture	included (AIS 3/4=3 pts AIS 5=6 pts)
Male	included (1 point)

TASH: Trauma Associated Severe Hemorrhage, ABC: Assessment of Blood Consumption; CITT: Cincinnati Individual Transfusion Triggers, MTS: Massive transfusion score, ED: emergency department, SBP: systolic blood pressure, mmHg: millimeters of mercury, HR: heart rate, FAST: focused abdominal sonography for trauma, mmol/L: millimol per liter, INR: international normalized ratio, g/dL: grams/deciliter, C: degrees Celsius