TNNT2 and atrial fibrillation: In a real-world cohort study, after adjusting for CHA2DS2-VASc score, a high level of cTnT (≥8.04 ng/L) was shown to be associated with IS/TIA in patients with AF (HR = 2.44, 95%CI:1.13–5.26, P = 0.023) (121).