Patient Characteristics and Real-World Treatment of Very Elderly Patients with Nonvalvular Atrial Fibrillation in Japan: An Administrative Claims Database Study.

ABSTRACT:

Introduction

Very elderly patients with nonvalvular atrial fibrillation (NVAF) are at high risk for both ischemic and hemorrhagic events. This study aimed to understand the characteristics and real-world treatment of very elderly patients with NVAF in Japan.

Methods

We conducted a retrospective analysis of electronic health records and claims data from acute care hospitals for very elderly patients with NVAF with medical records available on or after their 80th birthday. The outcomes of interest were (1) characteristics of very elderly patients and (2) patterns of anticoagulation and impact of clinical condition on anticoagulation.

Results

Of 1,278,404 patients with newly diagnosed atrial fibrillation (AF), 443,820 were eligible for the analysis. Mean ± standard devia

SUBMITTER: Matsuo-Ohsawa A 

PROVIDER: S-EPMC11893952 | biostudies-literature | 2025 Mar

REPOSITORIES: biostudies-literature