From Medscape Medical News, 13 June 2025:
An app that alerts bystanders trained in cardiopulmonary resuscitation (CPR) to a nearby out-of-hospital cardiac arrest can increase survival if volunteer responders arrive before emergency medical services (EMS), according to an Australian study.
The analysis of more than 9000 out-of-hospital cardiac arrests in Victoria, published in the Medical Journal of Australia, showed that, after adjustment, the odds of survival to discharge were 37% higher for patients attended by a smartphone-activated volunteer responder (SAVR) before EMS arrived. But survival was not helped if SAVRs arrived after EMS responders. Read more.
Bianca Nogrady 