NPPB and coronary artery disorder: As shown in Table 1, before PSM, differences between the original amiodarone group and the original propafenone group in 12 variables, which were age, gender, type of AF, complicated with AT before RFCA, hypertensive heart disease (HHD), coronary artery disease (CAD), dilated cardiomyopathy (DM), peripheral vascular disease (PVD), hyperlipemia (HLP), low-density lipoprotein cholesterol (LDL-C), N terminal pro B type natriuretic peptide (NT-proBNP), and creatinine (CR), were statistically significant (p < 0.05).