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Table 2 Analysis of the origin of ventricular arrhythmias

From: Outcome of catheter ablation of non-reentrant ventricular arrhythmias in patients with and without structural heart disease

 Total (n = 266)SHD (n = 109)No SHD (n = 157)p value (SHD vs. no SHD)
RV origin121 (45.5)37 (33.9)84 (53.5)0.002*
RVOT108 (40.6)30 (27.5)78 (49.7)< 0.001*
RV (other)13 (4.9)7 (6.4)6 (3.8)0.392
LV origin145 (54.5)72 (66.0)73 (46.5)0.002*
LVOT16 (6.0)5 (4.6)11 (7.0)0.601
LCC/RCC/NCC47 (17.7)22 (20.2)25 (15.9)0.415
AMC16 (6.0)3 (2.8)13 (8.3)0.071
GCV12 (4.5)6 (5.5)6 (3.8)0.577
MVA4 (1.5)3 (2.8)1 (0.6)0.308
Papillary muscles2 (0.8)2 (1.8)00.167
LV summit2 (0.8)1 (0.9)1 (0.6)> 0.999
LV septal13 (4.9)11 (10.1)2 (1.3)0.002*
LV inf./posterior18 (6.8)11 (10.1)7 (4.5)0.085
LV anterior5 (1.9)3 (2.8)2 (1.3)0.403
LV lateral1(0.4)1 (0.9)00.410
LV (other)9 (3.4)4 (3.7)5 (3.2)> 0.999
  1. AMC aortomitral continuity, GCV great cardiac vein, LCC left coronary cusp, LV left ventricle, LVOT left ventricular outflow tract, MVA mitral anulus, NCC non-coronary cusp, RCC right coronary cusp, RV right ventricle, RVOT right ventricular outflow tract, SHD structural heart disease
  2. Values are n (%). *p <0.05 was considered statistically significant