Question 198 · LEK · Defibrillation

Recent studies have shown that both in the case of resuscitation carried out in the hospital and outside, the frequency of heart rhythms susceptible to defibrillation decreases with time, from the onset of resuscitation. With each minute that the defibrillation is delayed, the chance of survival decreases by:

  1. A. 1%.
  2. B. 10%.
  3. C. 20%.
  4. D. 50%.
  5. E. 90%.
Hint

Recall the commonly quoted per-minute decline in survival when defibrillation of VF is delayed.

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