USMLE Step 2 CK Practice Questions - USMLE Step 2 Clinical Knowledge Exam

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A 28-year-old athlete collapses during a basketball game. He is found to be pulseless. AED analysis shows ventricular fibrillation. Which of the following is the most important factor in determining survival from sudden cardiac arrest?

Time to defibrillation Quality of bystander CPR Administration of epinephrine Advanced airway placement

Correct Answer:

Time to defibrillation

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