Relationship between persistent atrial fibrillation in high-altitude regions and left atrial diameter, red cell distribution width, and NT-ProBNP: a retrospective case-control study - Report - MDSpire
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Relationship between persistent atrial fibrillation in high-altitude regions and left atrial diameter, red cell distribution width, and NT-ProBNP: a retrospective case-control study
Association of Persistent Atrial Fibrillation with Left Atrial Diameter, Red Cell Distribution Width, and NT-ProBNP Levels in High-Altitude Settings
Overview
This study investigates the relationship between left atrial diameter (LAD), red cell distribution width (RDW-CV), and NT-proBNP levels with persistent atrial fibrillation (AF) in high-altitude environments.
Background
Atrial fibrillation (AF) is a prevalent cardiac arrhythmia linked to high morbidity and mortality rates. Understanding the risk factors associated with AF, particularly in unique environments such as high altitudes, is crucial for effective management and prevention strategies. This study focuses on how structural and hematological parameters may influence AF incidence in a multiethnic population living at high altitudes.
Data Highlights
Parameter
Odds Ratio (OR)
95% Confidence Interval (CI)
Left Atrial Diameter
1.014
1.014–1.241
NT-proBNP
1.002
1.002–1.010
RDW-CV
1.282
1.282–1.655
Key Findings
Left atrial diameter (LAD), NT-proBNP, and RDW-CV are independent factors associated with persistent AF.
Significant differences in NT-proBNP levels were observed among different ethnic groups at middle altitude.
In the high-altitude group, RDW-CV showed significant variation among patients.
Among Hui ethnicity patients with AF, NT-proBNP levels differed significantly between middle and high-altitude groups.
The study included a total of 4,244 patients with persistent AF and 883 healthy controls.
Clinical Implications
Clinicians should consider the impact of left atrial diameter, NT-proBNP, and RDW-CV when assessing patients for AF, particularly in high-altitude settings. Understanding these associations may aid in risk stratification and management of AF in diverse populations.
Conclusion
The findings indicate that LAD, NT-proBNP, and RDW-CV are significant factors associated with persistent AF.
