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How many lives are saved by defibrillators in the UK?
There is no single UK figure showing exactly how many lives are saved by defibrillators alone.
Survival from an out-of-hospital cardiac arrest depends on several linked actions, including recognising cardiac arrest, calling 999, starting CPR, using a defibrillator as quickly as possible and receiving subsequent medical treatment.
However, UK evidence is very clear that early CPR and early use of an automated external defibrillator (AED) can substantially improve the chance of survival.
Resuscita
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5th Sep 2026