Impact of Additional Transthoracic Electrical Cardioversion on Cardiac Function and Atrial Fibrillation Recurrence in Patients with Persistent Atrial Fibrillation Who Underwent Radiofrequency Catheter Ablation

Table 1

Clinical characteristics and recurrence.

	ECV (35)	NECV (76)	value
Demographics
Age (years)	56 ± 12	56 ± 10	0.987
Male (%)	28 (80)	61 (77.6)	0.974
BMI (kg/m^2)	26.3 ± 3.8	24.9 ± 2.7	0.647
Comorbidity, (%)
Hypertension (%)	12 (34.3)	23 (30.1)	0.672
Diabetes mellitus (%)	2 (5.7)	3 (3.9)	0.677
CHD (%)	2 (5.7)	4 (5.3)	0.922
Drugs
ACE/ARB	6 (17.1)	13 (17.1)	0.996
β-blocker	13 (37.1)	29 (38.2)	0.509
AADs, class I	11 (31.4)	24 (31.6)	0.987
AADs, class III	23 (65.7)	50 (65.8)	0.993
Duration (years)	7.2 ± 6.1	5.5 ± 5.4	0.129
Recurrence (%)	15 (42.86)	34 (44.74)	0.853