The baseline MR-proANP and NT-proBNP levels were not associated with the recurrence of AF at six months after ablation (MR-proANP: OR, 4.40, 95% CI, 0.57–33.71, p = 0.15 and NT-proBNP: OR, 1.42, 95% CI, 0.59–3.41, p = 0.15) [99]. The gene discussed is NPPA; the disease is atrial fibrillation.