Skip to main content

Table 1 Clinical characteristics of the enrolled patients (N = 151)

From: Comparison of pulmonary vein reconnection patterns after multielectrode phased radiofrequency- and cryoballoon ablation of atrial fibrillation

 

Group 1 (PVAC N = 85)

Group 2 (Cryo N = 66)

p value

Age (years)

58 ± 17 [31–72]

63 ± 12 [29–83]

ns

Male

56 (66)

39 (59)

ns

CHA2DS2-VASc-score

2.2 [0–5]

2.4 [0–5]

ns

Paroxysmal AF

58 (68)

40 (60)

ns

Left ventricular ejection fraction (%)

57 ± 8

54 ± 7

ns

Left atrial diameter (mm)

43 ± 4 [37–50]

42 ± 6 [36–53]

ns

No. of antiarrhythmic drugs

1.4 ± 1.3 [0–3]

1.1 ± 1.2 [0–3]

ns

Amiodarone therapy

17 (20)

12 (18)

ns

No structural heart disease

44 (52)

28 (42)

ns

Hypertension

42 (49)

38 (58)

ns

Coronary artery disease

22 (26)

15 (23)

ns

Chronic obstructive pulmonary disease

9 (11)

7 (11)

ns

Implantable cardiac devicesa

6 (7)

7 (11)

ns

  1. Data are numbers with mean ± SD, range [] and % in (); ns: no significant difference, a pacemaker, implantable cardioverter/defibrillator, event recorder