Graphs show receiver operating characteristic curves for, A, T2 signal intensity (SI) ratio (area under curve [AUC], 0.70), early gadolinium enhancement ratio (EGEr) (AUC, 0.67), late gadolinium enhancement (LGE) (AUC, 0.89), and Lake Louise criteria (LLC) (AUC, 0.84) and for, B, native T1 relaxation times (AUC, 0.92), extracellular volume (ECV) (AUC, 0.66), T2 relaxation times (AUC, 0.91), and 2018 LLC (AUC, 0.92).