Temporal Patterns in Out-of-Hospital Cardiac Arrest Incidence and Outcome.

ABSTRACT:

Importance

Incidence and outcome of out-of-hospital cardiac arrest (OHCA) have implications for public health and community strategies to reduce risk and improve resuscitation.

Objective

To examine temporal patterns in OHCA incidence and outcome.

Design, setting, and participants

This was a retrospective cohort investigation conducted in King County, Washington, between 2001 and 2020. Adults with OHCA treated by emergency medical services (EMS) were included in the analysis. Study data were analyzed from May 2024 to April 2025.

Exposures

Incidence and clinical outcome of OHCA.

Main outcomes and measures

Annual incidence was calculated per 100 000 person-years and stratified by sex, age group (<65 years and ≥65 years), and initial rhythm (shockable, nonsh

SUBMITTER: McBride O 

PROVIDER: S-EPMC12268528 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature