Heart Disease and Stroke Statistics—2017 Update
350,000 out-of-hospital cardiac arrests annually in US. 90% of them fatal.
25%-no symptoms before arrest.
Most arrests occur in/around home.
21% incidence of VF/VT.
ROC Epistry-incidence of bystander CPR and lay use of AEDs has increased slightly. In 2006, 37% of victims received bystander CPR. In 2015, 44% received bystander CPR. Lay use of AEDs increased from 3% in 2006 to 7% in 2015.
More: http://circ.ahajournals.org/content/early/2017/01/25/CIR.0000000000000485

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