Group 1 | Group 2 | ||
EEPVI + interpulmonary isthmus ablation | EEPVI | p Value | |
n=100 | n=100 | ||
Procedural parameters | |||
Procedural time (min) | 111±23 | 97±13 | <0.001 |
Fluoroscopic time (min) | 32±9 | 26±4 | <0.001 |
RF energy supply time (min) | 29±8 | 26±9 | <0.001 |
PV isolation success (%) | 100 | 100 | 1 |
Thromboembolic complications (stroke/TIA, DVT or pulmonary embolism) | |||
0 | 0 | 1 | |
Bleeding complications | |||
Major bleeding complications (periprocedural or late cardiac tamponade, retroperitoneal bleeding, decreased haemoglobin level >4 g/dL, blood transfusion required) | |||
0 | 0 | 1 | |
Minor bleeding complications (n) | |||
Pericardial effusion | 1 | 0 | 1 |
Groin haematoma | 2 | 2 | 1 |
Haematuria | 1 | 2 | 1 |
Other | 0 | 0 | 1 |
Prolonged hospitalisation | 0 | 0 | 1 |
Safety outcome (composite of bleeding and thromboembolic complications) | |||
4 (4%) | 4 (4%) | 1 |
Values are mean±SD.
EEPVI, extensive encircling pulmonary vein isolation; PV, pulmonary vein; RF, radiofrequency; TIA, transient ischaemic attack; DVT, deep vein thrombosis