highly significantp < 0.001
After PVI (1.13 ± 0.39 procedure per patient), ATA burden decreased from 2.68 (0.09–15.02)% at baseline to 0 (0–0)% during the first year and 0 (0–0)% during the second 2-year (highly significant reduction in ATA burden of 100 (100–100)%, p < 0.001).