Table 4.

Adjusted Odds Ratios for each trigger for predicting MT

	MT 24 h		MT 24 hrs +		MT 6 h +
	Adjusted ORs (95% CI)		Adjusted ORs (95% CI)		Adjusted ORs (95% CI)
Trigger	dFAST	No FAST	dFAST	No FAST	dFAST	No FAST
INR >1.5	2.2 (1.4–3.3)	2.1 (1.4–3.1)	2.5 (1.7–3.7)	2.4 (1.6–3.5)	3.9 (2.5–6.0)	3.6 (2.3–5.5)
SBP <90 mmHg	1.9 (1.3–2.7)	1.9 (1.4–2.7)	1.7 (1.2–2.5)	1.8 (1.3–2.6)	1.5 (1.0–2.3)	1.6 (1.1–2.5)
Hgb <11 g/dL	1.8 (1.2–2.5)	1.8 (1.3–2.5)	1.8 (1.3–2.6)	1.8 (1.3–2.6)	2.0 (1.3–3.0)	2.0 (1.3–3.0)
BD >=6	1.8 (1.2–2.6)	2.0 (1.4–2.9)	2.0 (1.4–2.9)	2.1 (1.5–3.0)	3.0 (1.8–4.9)	3.2 (2.0–5.2)
HR>=120bpm	1.1 (0.8–1.7)	1.2 (0.8–1.6)	1.2 (0.8–1.7)	1.2 (0.8–1.7)	1.2 (0.8–1.8)	1.1 (0.7–1.7)
Penetrating	1.0 (0.7–1.4)	0.9 (0.6–1.3)	0.9 (0.6–1.3)	0.8 (0.6–1.2)	1.2 (0.8–1.9)	1.0 (0.7–1.6)
dFAST (+)	1.9 (1.3–2.7)		1.8 (1.2–2.5)		1.9 (1.3–2.9)

MT: massive transfusion; MT 24h: 10+ RBCs in 24 hours; MT 24h+ : 10+ RBCs in 24 hours plus all hemorrhagic deaths within 24 hours; MT 6h+ : 10+ RBCs in 6 hours plus all hemorrhagic deaths within 6 hours; INR: Internal normalized ratio; SBP:systolic blood pressure; Hgb: hemoglobin; g/dL: grams per deciliter; dFAST: derived FAST; HR: heart rate; bpm: beats per minute; Temp: temperature