Timing of Public-Access Defibrillation for Patients With Out-of-Hospital Cardiac Arrest: A Nationwide Cohort Study Using Time-Dependent Propensity Score Sequential Matching Approach.

Journal of the American Heart Association·July 31, 2026·PMID 42535553

Why it matters

For emergency physicians and cardiologists, this study reinforces that PAD improves neurological outcomes even when applied later in cardiac arrest, supporting broad deployment and use of public AEDs without strict time cutoffs.