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Selection of the study population. *Alive patients—discharged from ED directly, without hospital admission or TTM. CCC indicates continuous chest compression; DNR, Do‐Not‐Resuscitate order; DTT, door‐to‐TTM time; ED, emergency department; EMS, emergency medical services; HP, hospital; OHCA, out‐of‐hospital cardiac arrest; TTM, targeted temperature management; TOR, termination of resuscitation in the field.
