Intraoperative REBOA: an analysis of the American Association for the Surgery of Trauma AORTA registry

Article Figures & Data

Table 1

Characteristics of patients undergoing OR vs. ED REBOA placement

	Total	OR REBOA	ED REBOA	P value
	(n=305)	(n=58)	(n=247)
Age	39 (26–57)	32.5 (22–51)	40.5 (27–58)	0.01
Sex				0.92
Male	233 (76.4)	44 (75.8)	189 (76.5)
Female	72 (23.6)	14 (24.2)	58 (23.5)
Mechanism				<0.001
Penetrating	59 (19.3)	21 (36.3)	38 (15.4)
Blunt	243 (79.6)	37 (63.7)	206 (83.4)
ISS		34 (25–42)	34 (25–45)	0.38
Admission SBP	82 (49–114)	110 (80–130)	80 (0–111)	<0.001
Admission HR	106 (69–130)	114 (92–132)	101 (52–129)	0.04
Admission GCS score	3 (3–13)	7 (3–15)	3 (3–9)	<0.001
Admission lactate	8.2 (5–11.8)	6.5 (3.9–10.8)	8.2 (5.2–12.1)	0.05
Prehospital CPR	89 (29.1)	2 (3.4)	87 (35.2)	<0.001
Time from admission to AO (min)	25 (15–46)	75 (36–110)	23 (14–27)	<0.001
Time to definitive hemorrhage control	91 (53–165)	116 (78–172)	79 (48–155)	0.01
Occlusion time (min)	32 (12.5–66)	33 (11–67)	30 (15–63)	0.61
pRBC (units)	12 (6–25)	16 (8–28)	12 (5–22)	0.06
Acute kidney injury	57 (18.7)	10 (17.2)	47 (19.0)	0.75
Mortality	191 (62.6)	21 (36.2)	170 (68.8)	<0.001

Data for non-parametric continuous variables expressed as median (IQR); categorical values expressed as n (%).
AO, aortic occlusion;CPR, cardiopulmonary resuscitation; ED, emergency department; GCS, Glasgow Coma Scale; HR, heart rate; ISS, Injury Severity Score;OR, operating room; pRBC, packed red blood cells; REBOA, resuscitative endovascular balloon occlusion of the aorta; SBP, systolic blood pressure.

Table 2

Univariate analysis on the outcome of in-hospital mortality

	OR	95% CI	P value
Admission time to successful AO	0.98	0.981 to 0.996	0.002
Admission GCS score	0.78	0.743 to 0.834	<0.001
Admission HR	0.98	0.984 to 0.995	<0.001
Admission SBP	0.98	0.984 to 0.995	<0.001
ISS	1.02	1.006 to 1.045	0.009
Age	1.02	1.004 to 1.033	0.013
Admission lactate	1.1	1.034 to 1.175	0.003
CPR	9.3	4.064 to 21.189	<0.001
Location of AO (operating room)	0.53	0.393 to 0.737	<0.001

AO, aortic occlusion; CPR, cardiopulmonary resuscitation; GCS, Glasgow Coma Scale; HR, heart rate; ISS, Injury Severity Score; SBP, systolic blood pressure.

Table 3

Multivariate logistic regression analysis on the outcome of in-hospital mortality

	OR	95% CI	P value
Admission time to successful AO	1.00	0.981 to 1.021	0.921
Admission GCS score	0.80	0.720 to 0.900	<0.001
Admission HR	1.01	0.996 to 1.028	0.158
Admission SBP	0.99	0.980 to 1.012	0.627
ISS	1.05	1.006 to 1.090	0.025
Age	1.06	1.021 to 1.101	0.002
Admission lactate	1.08	0.978 to 1.208	0.123
CPR	10.16	1.440 to 71.745	0.02
Location of AO (operating room)	1.8	0.295 to 11.498	0.513

Number of observations: 106.
AO, aortic occlusion; CPR, cardiopulmonary resuscitation; GCS, Glasgow Coma Scale; HR, heart rate; ISS, Injury Severity Score; SBP, systolic blood pressure.