Continuous variables are expressed as the mean±SD or median and
interquartile range (IQR) if nonnormally distributed. Categorial
variables are presented as numbers (percentages). Abbreviations: AF,
atrial fibrillation; ICD, implantable electronic device; ACEI,
angiotensin-converting enzyme inhibitor; ARB, angiotensin receptor
blocker; CCB, calcium channel blocker; OACs, oral anticoagulants; NOACs,
nonvitamin K antagonist oral anticoagulants; eGFR, estimated glomerular
filtration rate; LAD, left atrium diameter; LVEF, left ventricular
ejection fraction; LAD, left atrial diameter; LVDd, left ventricular
diastolic diameter.
Table 2. Univariate and multivariate Cox regression to identify factors
associated with improved renal function in AF patients with mild renal
dysfunction after RFCA.