Table 2.

Inclusion and exclusion criteria

Inclusion criteria	Exclusion criteria
Estimated age 18–80 years	Traumatic cardiac arrest (including strangulation, electrocution, and patients rescued from avalanches)
Out-of-hospital cardiac arrest	Accidental hypothermia with temperature < 32 °C
Non-traumatic cardiac arrest	Suspected non-traumatic haemorrhage as aetiology of the arrest
Less than 10 min from debut of arrest to start of basic or advanced cardiac life support	Pregnancy (obvious or suspected)
ACLS is established and can be continued	Suspected cerebral haemorrhage as aetiology of the arrest
	Patient included to the study site’s E-CPR protocol
	Other factors as decided by the treatment team (environmental factors, safety factors, and others)

ACLS, advanced cardiovascular life support; E-CPR, extracorporeal cardiopulmonary resuscitation