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Table 1 Patient and disease characteristics

From: Limiting esophageal temperature in radiofrequency ablation of left atrial tachyarrhythmias results in low incidence of thermal esophageal lesions

Patient and disease characteristics
Patients (n) 184
Male (n) 140
Age (years) 58 ± 12
Left atrial parasternal diameter (mm) 42 ± 4.9
Left ventricular ejection fraction (%) 56 ± 16
Paroxysmal atrial fibrillation (n) 129
Persistent atrial fibrillation (n) 43
Left atrial macro-reentrant tachycardia (n) 12
Ineffective antiarrhythmic drugs (n)  
None 27
One 117
Two 30
Three 10
Underlying heart disease (n)  
None 41
Arterial Hypertension 115
Coronary artery disease 21
Dilative cardiomyopathy 13
Index ablation procedure (n) 122