Answers are grounded in this paper and cite their sources.
Arrival of app-dispatched citizen responders before EMS was associated with increased odds for bystander CPR and a more than 3-fold increase in odds for bystander defibrillation. (The HeartRunner Trial; NCT03835403).
No takes yet. Share an insight, caveat, or question.
Andelius et al. (2020) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: