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. 2023 Nov 19;12(22):7177. doi: 10.3390/jcm12227177

Figure 2.

Figure 2

Proportion of patients in stable SR after redo procedure during a mean FU period of 25 ± 20 months, stratified according to the re-ablation strategy. Group 1: The re-isolation of all reconnected PVs “only” without evidence of LA LVA; Group 2: The re-isolation of all reconnected PVs with additional SVC isolation; Group 3: The re-isolation of all reconnected PVs “only” with evidence of LA LVA; Group 4: The re-isolation of all reconnected PVs with LA substrate modification without additional SVC isolation; Group 5: The re-isolation of all reconnected PVs with LA substrate modification and additional SVC isolation; Group 6: LA substrate modification with additional SVC isolation with presence of electrically silent PVs. Grey bar indicated 3 months blanking period after procedure.