Risk of Dementia After Smoking Cessation in Patients With Newly Diagnosed Atrial Fibrillation.

ABSTRACT:

Importance

Incident atrial fibrillation (AF) is associated with an increased risk of dementia. However, data on the association between smoking cessation after AF diagnosis and dementia risk are limited.

Objective

To evaluate the association between changes in smoking status after AF diagnosis and dementia risk.

Design, setting, and participants

This nationwide cohort study with 126 252 patients used data from the Korean National Health Insurance Service database, including patients who had a national health checkup examination within 2 years before and after AF diagnosis between January 1, 2010, and December 31, 2016. Based on their smoking status, participants were classified as never smokers, ex-smokers, quit smokers, and current smokers. Ex-smokers were defined as

SUBMITTER: Lee HJ 

PROVIDER: S-EPMC9201679 | biostudies-literature | 2022 Jun

REPOSITORIES: biostudies-literature