Modeling esophageal protection from radiofrequency ablation via a cooling device: an analysis of the effects of ablation power and heart wall dimensions

Table 3 Patient and procedure characteristics in the clinical trial for both protected esophagus and control studies

Patient and procedure characteristics	Protected (n = 60)	Control (n = 60)
Male	n = 36 (60%)	n = 37 (61.7%)
Age (years)	65 ± 10	65 ± 9
LA diameter—anteroposterior (cm)	4.10 ± 0.9	4.20 ± 0.6
LV ejection fraction (Simpson’s) (%)	55 ± 9	52 ± 8
BMI (kg/m²) (%)	28.5 ± 5.3	29.80 ± 7
Persistent, 1st time ablation	n = 27 (45%)	n = 30 (50%)
PAF, 1st time ablation	n = 24 (40%)	n = 20 (33.40%)
Repeat left atrial ablation	n = 8 (13.3%)	n = 9 (15%)
LAT (left atrial tachycardia)	n = 1 (1.7%)	n = 1 (1.7%)

ISSN: 1475-925X