16Jun 2024
Study Identifies Ambulatory Arterial Stiffness Index as Independent Predictor of Atrial Fibrillation

Study Identifies Ambulatory Arterial Stiffness Index as Independent Predictor of Atrial Fibrillation

In a recent observational cohort study involving adults aged 18-85 years, researchers conducted 24-hour ambulatory blood pressure monitoring to assess hypertension diagnosis or control. Over a median follow-up of 4.0 years among 821 participants (49% men; mean age 58.7 ± 15.3 years), 9.1% experienced at least one episode of atrial fibrillation (AF). Results indicated that patients who developed AF had higher ambulatory arterial stiffness index (AASI) values compared to those who did not (0.52 ± 0.16 vs. 0.45 ± 0.17; p < .001), with AASI showing significant correlation with age (r = .49; 95% CI: 0.44–0.54; p < .001). Kaplan-Meier analysis demonstrated that elevated baseline AASI levels were significantly associated with AF development (X2: 10.13; p < .001). However, after adjusting for age, the predictive significance of AASI for AF diminished.

  • #cardiology

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