Table 2.

Antiarrhythmic medications

Subject number	Age, years	Pre-ablation VPC frequency VPC/24 h	Post-ablation VPC frequency VPC/24 h	Antiarrhythmic drugs used prior to ablation	Antiarrhythmic drugs used after ablation	Duration of antiarrhythmic drugs after ablation (months)	Follow-up (months)
1	52	14,524	4,658	Amiodarone and metoprolol	Amiodarone	7	53
2	8	12,457	9,854	Amiodarone	Amiodarone	7	45
3	48	9,586	3,567	Amiodarone and metoprolol	Amiodarone	8	44
4	44	25,463	11,287	Amiodarone	Amiodarone	6	38
5	58	4,502	2,146	Amiodarone and metoprolol	Amiodarone	7	37
6	32	3,589	118	Amiodarone and metoprolol	Amiodarone	7	33
7	56	12,456	5,478	Amiodarone and metoprolol	Amiodarone	7	34
8	49	9,845	2,458	Amiodarone	Amiodarone	6	28
9	60	2,589	452	Amiodarone	Amiodarone	6	24
10	48	11,244	245	Amiodarone and metoprolol	Amiodarone	6	16
11	33	8,574	1,142	Amiodarone	Amiodarone	6	13
12	36	1,554	1,283	Amiodarone	Amiodarone	7	11
13	20	15,789	8,457	Amiodarone and metoprolol	Amiodarone	6	7
14	34	1,145	1,352	Amiodarone and metoprolol	Amiodarone	6	6
15	39	8,569	3,478	Amiodarone	Amiodarone	3	3

VPC ventricular premature complexes