| . | Year . | No. of centre . | Study design . | No. of patients . | Cardiomyopathy . | LVEF . | Substrate ablation strategy . | RF time (min) . | Inducibility after EDP-based substrate ablation . | VT-free survival . | Predictors of VT recurrence . |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Acosta et al.11 | 2018 | 1 | Prospective | 37 | 76% post-MI | 38 ± 9 | S1: RV extra at VRP + 60 ms S2: RV extra at VRP + 40 ms + scar dechannelling | 17.4 ± 11 | 24.3% | 86.5% at 6 months | – |
| Porta-Sánchez et al.12 | 2018 | 4 | Prospective | 20 | Post-MI | 33 ± 11 | S1: RV pacing train 600ms S2: RV extra at VRP + 20 ms | 30.6 ± 20.4 | 20% | 75% at 6 months | – |
| de Riva et al.8 | 2018 | 1 | Prospective | 60 | Post-MI | 33 ± 12 | S1: RV pacing train 500 ms S2: RV extra at VRP + 50 ms | 15 (10–21) | 37% | 78% at 16 months | – |
| Acosta et al.13 | 2020 | 1 | Prospective | 70 | 63% post-MI | 37 ± 11 | S1: RV extra at VRP + 60 ms S2: RV extra at VRP + 40ms + scar dechannelling | 15.6 (8–23.1) | 28.6% | 75.7% at 24 months | VT inducibility, incomplete substrate accessibility |
| de Riva et al.14 | 2025 | 6 | Prospective | 130 | Post-MI | 34 (25–43) | S1: RV pacing train 500 ms S2: RV extra at VRP + 50 ms | 23 (14–35) | 24% | 72% at 12 months | Lower LVEF |
| . | Year . | No. of centre . | Study design . | No. of patients . | Cardiomyopathy . | LVEF . | Substrate ablation strategy . | RF time (min) . | Inducibility after EDP-based substrate ablation . | VT-free survival . | Predictors of VT recurrence . |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Acosta et al.11 | 2018 | 1 | Prospective | 37 | 76% post-MI | 38 ± 9 | S1: RV extra at VRP + 60 ms S2: RV extra at VRP + 40 ms + scar dechannelling | 17.4 ± 11 | 24.3% | 86.5% at 6 months | – |
| Porta-Sánchez et al.12 | 2018 | 4 | Prospective | 20 | Post-MI | 33 ± 11 | S1: RV pacing train 600ms S2: RV extra at VRP + 20 ms | 30.6 ± 20.4 | 20% | 75% at 6 months | – |
| de Riva et al.8 | 2018 | 1 | Prospective | 60 | Post-MI | 33 ± 12 | S1: RV pacing train 500 ms S2: RV extra at VRP + 50 ms | 15 (10–21) | 37% | 78% at 16 months | – |
| Acosta et al.13 | 2020 | 1 | Prospective | 70 | 63% post-MI | 37 ± 11 | S1: RV extra at VRP + 60 ms S2: RV extra at VRP + 40ms + scar dechannelling | 15.6 (8–23.1) | 28.6% | 75.7% at 24 months | VT inducibility, incomplete substrate accessibility |
| de Riva et al.14 | 2025 | 6 | Prospective | 130 | Post-MI | 34 (25–43) | S1: RV pacing train 500 ms S2: RV extra at VRP + 50 ms | 23 (14–35) | 24% | 72% at 12 months | Lower LVEF |
LVEF, left ventricular ejection fraction; EDP, evoked delayed potential; MI, myocardial infarction; RF, radiofrequency; RV, right ventricle; VRP, ventricular refractory period; VT, ventricular tachycardia.
| . | Year . | No. of centre . | Study design . | No. of patients . | Cardiomyopathy . | LVEF . | Substrate ablation strategy . | RF time (min) . | Inducibility after EDP-based substrate ablation . | VT-free survival . | Predictors of VT recurrence . |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Acosta et al.11 | 2018 | 1 | Prospective | 37 | 76% post-MI | 38 ± 9 | S1: RV extra at VRP + 60 ms S2: RV extra at VRP + 40 ms + scar dechannelling | 17.4 ± 11 | 24.3% | 86.5% at 6 months | – |
| Porta-Sánchez et al.12 | 2018 | 4 | Prospective | 20 | Post-MI | 33 ± 11 | S1: RV pacing train 600ms S2: RV extra at VRP + 20 ms | 30.6 ± 20.4 | 20% | 75% at 6 months | – |
| de Riva et al.8 | 2018 | 1 | Prospective | 60 | Post-MI | 33 ± 12 | S1: RV pacing train 500 ms S2: RV extra at VRP + 50 ms | 15 (10–21) | 37% | 78% at 16 months | – |
| Acosta et al.13 | 2020 | 1 | Prospective | 70 | 63% post-MI | 37 ± 11 | S1: RV extra at VRP + 60 ms S2: RV extra at VRP + 40ms + scar dechannelling | 15.6 (8–23.1) | 28.6% | 75.7% at 24 months | VT inducibility, incomplete substrate accessibility |
| de Riva et al.14 | 2025 | 6 | Prospective | 130 | Post-MI | 34 (25–43) | S1: RV pacing train 500 ms S2: RV extra at VRP + 50 ms | 23 (14–35) | 24% | 72% at 12 months | Lower LVEF |
| . | Year . | No. of centre . | Study design . | No. of patients . | Cardiomyopathy . | LVEF . | Substrate ablation strategy . | RF time (min) . | Inducibility after EDP-based substrate ablation . | VT-free survival . | Predictors of VT recurrence . |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Acosta et al.11 | 2018 | 1 | Prospective | 37 | 76% post-MI | 38 ± 9 | S1: RV extra at VRP + 60 ms S2: RV extra at VRP + 40 ms + scar dechannelling | 17.4 ± 11 | 24.3% | 86.5% at 6 months | – |
| Porta-Sánchez et al.12 | 2018 | 4 | Prospective | 20 | Post-MI | 33 ± 11 | S1: RV pacing train 600ms S2: RV extra at VRP + 20 ms | 30.6 ± 20.4 | 20% | 75% at 6 months | – |
| de Riva et al.8 | 2018 | 1 | Prospective | 60 | Post-MI | 33 ± 12 | S1: RV pacing train 500 ms S2: RV extra at VRP + 50 ms | 15 (10–21) | 37% | 78% at 16 months | – |
| Acosta et al.13 | 2020 | 1 | Prospective | 70 | 63% post-MI | 37 ± 11 | S1: RV extra at VRP + 60 ms S2: RV extra at VRP + 40ms + scar dechannelling | 15.6 (8–23.1) | 28.6% | 75.7% at 24 months | VT inducibility, incomplete substrate accessibility |
| de Riva et al.14 | 2025 | 6 | Prospective | 130 | Post-MI | 34 (25–43) | S1: RV pacing train 500 ms S2: RV extra at VRP + 50 ms | 23 (14–35) | 24% | 72% at 12 months | Lower LVEF |
LVEF, left ventricular ejection fraction; EDP, evoked delayed potential; MI, myocardial infarction; RF, radiofrequency; RV, right ventricle; VRP, ventricular refractory period; VT, ventricular tachycardia.
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