Atrial fibrillation incidence and outcomes in two cohorts of octogenarians: LiLACS NZ.

ABSTRACT:

Background

Atrial fibrillation (AF), the most common cardiac arrhythmia in the general population, has significant healthcare burden. Little is known about AF in octogenarians.

Objective

To describe the prevalence and incidence rate of AF in New Zealand (NZ) octogenarians and the risk of stroke and mortality at 5-year follow-up.

Design

Longitudinal Cohort Study.

Setting

Bay of Plenty and Lakes health regions of New Zealand.

Subjects

Eight-hundred-seventy-seven (379 indigenous Māori, 498 non-Māori) were included in the analysis.

Methods

AF, stroke/TIA events and relevant co-variates were established annually using self-report and hospital records (and ECG for AF). Cox proportional-hazards regression models were used to determine the time dependent

SUBMITTER: Teh R 

PROVIDER: S-EPMC10064671 | biostudies-literature | 2023 Mar

REPOSITORIES: biostudies-literature