Research Article
Concealed Pulmonary Vein Bigeminy during Sinus Rhythm in Patients with Paroxysmal Atrial Fibrillation: A Useful Marker for Pulmonary Vein Firing
Table 2
Patient demographics and procedural data.
| | Demographics | cPVB-positive ( = 22 patients) | cPVB-negative ( = 176 patients) | value |
| | Age (years) | 65 ± 16 | 66 ± 20 | 0.462 | | Male (%) | 64 | 62 | 0.917 | | Hypertension (%) | 15 | 16 | 0.935 | | Diabetes (%) | 5 | 4 | 0.856 | | AF history (years) | 6.2 ± 5.1 | 6.9 ± 4.6 | 0.322 | | LA size (mm) | 40 ± 6 | 41 ± 6 | 0.464 | | Weight (Kg) | 76 ± 16 | 75 ± 12 | 0.605 | | Sleep apnea (%) | 4 | 2 | 0.579 | | Structural heart disease (%) | 6 | 6 | 0.943 | | Heart rate during sinus rhythm (beats/min) | 72 ± 8 | 68 ± 8 | 0.002 | | RF number required for ipsilateral PVs isolation | 21.6 ± 6.8 | 18.2 ± 5.6 | 0.024 | | AF recurrence (%) | 27 | 17 | 0.032 | | Complication (%) | 1 | 1 | 0.874 | | Follow-up (months) | 33 ± 20 | 32 ± 20 | 0.713 |
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cPVB = concealed pulmonary vein bigeminy; AF = atrial fibrillation; LA = left atrium; RF = radiofrequency.
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