Table 2. Baseline characteristics.

Data presented as N (%) or mean ± SD; AF, atrial fibrillation

	Polarx™ (N, 30)	Arctic Front™ (N, 30)	P value
Gender, male	20 (66)	18 (60)	0.5
Age, years	57.47 ± 15.24	53.53 ± 16.24	0.3
Hypertension	10 (33)	9 (30)	0.7
Dyslipidemia	9 (30)	8 (26)	0.7
Diabetes	1 (3)	2 (6)	0.5
Heart failure	3 (10)	1 (3)	0.3
Coronary artery disease	1 (3)	3 (10)	0.3
Prior embolic event	0	1 (3)	0.3
Left atrium volume index	31.5 ± 8.23	31.87 ± 7.31	0.8
CHA2DS2VASc score	1.27 ± 1.33	1.13 ± 1.40	0.7