MMP3 and atrial fibrillation: Additional factors that were significantly associated with AF were MMP-3 levels (OR: 1.050, 95%CI: 1.015-1.086, p = 0.005); LAV (OR: 1.011, 95%CI: 1.002-1.020, p = 0.02); LAV/BSA (OR: 1.020, 95%CI: 1.004-1.036, p = 0.016).