Figure 4

Preoperative ANP. (A) Comparison of the groups with longstanding persistent AF (Longst.Pe AF, n = 27), paroxysmal (PaAF) and persistent (PeAF) AF (n = 15) and SR control group (n = 20), (B) Comparison of individuals according to rhythm at 6 months after ablation in longstanding persistent AF. ANP: atrial natriuretic peptide.