Table 1.

Demographics and Program Characteristics (total n=36)

Variables	Level	%	N
Academic / teaching vs non-teaching hospital(missing obs.=3)	Non-teaching hospital	6.1	2
	Academic	93.9	31
Formal Program for ED ECMO, or no formal program but ability to place patients in cardiac arrest on ECMO in the Emergency Department	No Formal ED ECMO Program	66.1	22
	Formal ED ECMO Program	38.9	14
Age of ED ECMO Program (missing obs.=4)	<1	15.6	5
	1–3 years	31.3	10
	4–5 years	21.9	7
	6–10 years	15.6	5
	>10	15.6	5
Historical rate of eCPR Cannulations per year in the Emergency Department (missing obs.=5)	0–1 patients / year	41.9	13
	2–3 patients / year	19.4	6
	4–6 patients / year	25.8	8
	7–12 patients / year	12.9	4
Was ICU-based ECMO functioning at your institution prior to ED ECMO program?	Yes	88.9	32
Was salvage ECMO/eCPR available for inpatients before the ED ECMO program start? (missing obs.=4)	Yes	90.6	29
Locations where eCPR has been performed at the institution	Inpatient Hospital Setting	91.7	33
	Emergency Department	100.0	36
	Operating Room	83.3	30
	Other	16.7	6
A mechanical CPR device used during the cannulation process (missing 4)	Yes	37.5	12
	Occasionally	9.4	3
Vascular access is obtained via	Percutaneous	72.2	26
	Cut-down	36.1	13
	Modified (Cutdown+Percutaneous)	25	9
Role of the cannulator (check all that apply)	Emergency Medicine	11.1	4
	CT Surgery	77.8	28
	Cardiology	16.7	6
	General Surgery	8.3	3
	Vascular Surgery	2.8	1
	Other	11.1	4
Does a separate person cannulate for ECMO than the person running the resuscitation? (missing =4)	Yes	93.8	30
Does the ACLS portion of our ECMO resuscitations utilize more protocol than a typical resuscitation (missing =5)	Yes	35.5	11
The ACLS portion of our ECMO resuscitations are run by (missing =4)	A nurse	9.4	3
	A physician	90.6	29

Abbreviations: ED--Emergency Department; ECMO--Extracorporeal Membrane Oxygenation; eCPR--Extracorporeal Cardiopulmonary Resuscitation; ICU--Intensive Care Unit; CPR--Cardiopulmonary Resuscitation; ACLS--Advanced Cardiac Life Support