Skip to main content

Table 1 Patient characteristics

From: Mapping and ablation of left atrial roof-dependent tachycardias using an ultra-high resolution mapping system

Patient, n

21

LA roof-dependent atrial tachycardia, n

22

Age, years

73.0 (58.5–80.5)

Male gender, n (%)

12 (57.1%)

Concomitant AF, n (%)

20 (95.2%)

Structural heart disease, n (%)

5 (23.8%)

 Hypertrophic cardiomyopathy, n

1

 Dilated cardiomyopathy, n

1

  Cardiac sarcoidosis, n

1

  Cardiac surgery, n (%)

2 (9.5%)

   Mitral valve repair, n

1

   Aortic and mitral valve repair, n

1

Sick sinus syndrome, n (%)

4 (19.0%)

AV conduction disturbance, n (%)

1 (4.8%)

Left atrial diameter, mm

42.6 ± 6.4

Left ventricular ejection fraction, %

58.8 ± 14.4

Brain natriuretic peptide, pg/ml

89.1 [48.0–157.0]

Antiarrhythmic drugs before procedure, n (%)

7 (31.8%)

 Flecainide 100 mg/day, n

1

 Propafenone 300 mg/day, n

1

 Bepridil 100 mg/day, n

2

 Amiodarone 100 mg/day, n

3

  1. AF atrial fibrillation, AV atrioventricular, LA left atrial