Continuous variables are presented as mean ± SD.
AF, atrial fibrillation; BMI. body mass index; BNP, brain natriuretic peptide; Ccr, creatinine clearance; CF, contact force; CHF, congestive heart failure; DM, diabetes mellitus; EF, left ventricular ejection fraction; HT, hypertension; LDL-cho; low-density lipoprotein cholesterol; LAD, left atrial dimension; LA, left atrial; PLA, posterior wall of the left atrium; SVC, superior vena cava; TIA, transient ischemic attack; T-cho, total cholesterol
Table 2. Difference of ablation results between the Non-CF and the CF group