A novel individualized strategy for cryoballoon catheter ablation in patients with paroxysmal atrial fibrillation

Table 1 Baseline characteristics of the patients

Characteristic	Cryo-AF_Dosing(n = 80)	Cryo-AF_Conventional(n = 84)	P
Age (y)	61 ± 7	59 ± 11	0.110
MaleGender	45 (56%)	48 (57%)	0.908
BMI (kg/m²)	25.8 ± 3.1	26.1 ± 3.5	0.557
Hypertension	43 (54%)	42 (50%)	0.631
Diabetes Mellitus	12 (15%)	13 (15%)	0.932
Stroke/TIA	7 (9%)	13 (15%)	0.188
CAD	23 (29%)	20 (24%)	0.472
CHA₂DS₂-VASc Score	1.7 ± 1.4	1.7 ± 1.4	0.809
LA Diameter (mm)	38.0 ± 3.4	38.8 ± 4.6	0.222
LVEF (%)	61.8 ± 4.3	60.8 ± 4.5	0.167

Values are given as mean ± SD or n (%), unless otherwise indicated. There are no different characteristics between both groups. BMI Body mass index, CAD Coronary artery disease, CHA₂DS₂-VASc Score for AF and stroke risk, LA Left atrial, LVEF Left ventricular ejection fraction, TIA Transient ischemic attack

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