("Out-of-Hospital Cardiac Arrest"[Mesh] OR "out of hospital cardiac arrest"[tw] OR "out of hospital cardiac arrests"[tw] OR "out of hospital heart arrest"[tw] OR "out of hospital heart arrests"[tw] OR "out of hospital cardiopulmonary arrest"[tw] OR "OHCA"[tw] OR "prehospital cardiopulmonary arrest"[tw] OR "pre-hospital cardiopulmonary arrest"[tw] OR "prehospital cardiac arrest"[tw] OR "pre-hospital cardiac arrest"[tw] OR "prehospital heart arrest"[tw] OR "pre-hospital heart arrest"[tw] OR "automated external defibrillator"[tw] OR "automated external defibrillators"[tw] OR "bystander cardiopulmonary resuscitation"[tw] OR "bystander CPR"[tw] OR "layperson cardiopulmonary resuscitation"[tw] OR "layperson CPR"[tw]) AND ("Cost–Benefit Analysis"[Mesh] OR "cost benefit"[tw] OR "cost effective"[tw] OR "cost effectiveness"[tw] OR "economic evaluation"[tw] OR "economic evaluations"[tw] OR ("cost"[tw] AND ("benefit"[tw] OR "benefits"[tw])) OR "cost utility"[tw] OR "cost savings"[mh] OR "cost savings"[tw] OR "cost control"[tw] OR "costs and cost analysis"[mh:noexp] OR "cost analysis"[tw] OR "cost comparison"[tw]) |