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Comparison of VPC Origin and pleomorphic VPCs in patients with initially successful and failed RFCA (N = 154).
| Initially success N = 136 | Failure N = 18 | P value | |
|---|---|---|---|
| VPC origin | 0.001∗∗ | ||
| RVOT (%) | 110 (80.9%) | 8 (44.4%) | |
| LVOT (%) | 24 (17.6%) | 7 (38.9%) | |
| Both (%) | 2 (1.5%) | 3 (16.7%) | |
| Pleomorphism (%) | 20 (14.7%) | 3 (16.7%) | 0.734 |
∗∗P < 0.01, RVOT: right ventricular outflow tract; LVOT: light ventricular outflow tract.
