NCT05810727Completed
Atrial Fibrillation Data Linkage Non-Interventional Study
Temporal Changes in Clinical Characteristics and Functions, and Their Relationship With Outcomes of Atrial Fibrillation: a Retrospective Study Utilizing Data Linkage of a Single Center Patient Data and National Claims Database in Korea
Source: ClinicalTrials.gov · Last updated 20 Nov 2025
Brief summary (registry, in English)
The purpose of this study is to understand temporal changes in clinical features and functions, and the relationship with outcomes of atrial fibrillation (AF). AF is a problem with speed or pattern that the heart beats. It is the most common type of arrythmia. The study will use data linkage of a single center patient data and national claims database in Korea. This study does not include an actual patient enrollment process.
- Status (registry)
- Completed
- Study type
- Observational
- Enrollment
- 12556 (actual)
- First submitted
- 15 Mar 2023
- Start date
- 21 Aug 2025
- Primary completion date
- 23 Oct 2025
- Lead sponsor
- Pfizer
- Diseases
- Atrial fibrillation
- NCT number
- NCT05810727
What you commit to
- Study type: Observational
- Participants enrolled: 12556
- From 21 Aug 2025 to the primary completion date, 23 Oct 2025
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Medical claims indicating a diagnosis code indicative of rheumatic mitral valvular heart disease, mitral valve stenosis, or prosthetic heart valve during 12 months period prior to first AF diagnosis
Who the study is looking for
- Patients had incident AF diagnosis (International Classification of Diseases 10th Revision \[ICD-10\]; I48) in an inpatient or outpatient setting at SNUH between 1 Jan 2010 and 31 Dec 2020
- Patients aged 18 years or older on the index date
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Pfizer Coordinator of this site? Confirm its status | Seoul | South Korea | Unknown status |
This page is information, not medical advice. Discuss any trial with your doctor.