Table 3: Complications:

Number of intra-procedural or immediate post-procedure complications for all patients and by AF subtype.

	Overall	Paroxysmal AF	Persistent AF	p-value
N	3139	1778 (56.6%)	1361 (43.4%)	N
Total cases with complications	160 (5.1%)	69 (3.9%)	91 (6.7%)	0.0004
Volume overload	39 (1.2%)	14 (0.8%)	25 (1.8%)	0.0086
Hematoma	33 (1.1%)	14 (0.8%)	19 (1.4%)	0.0979
Hemopericardium	14 (0.4%)	10 (0.6%)	4 (0.3%)	0.2628
Pericardiocentesis	11 (0.4%)	7 (0.4%)	4 (0.3%)	0.6762
Urinary tract infection	11 (0.4%)	8 (0.4%)	3 (0.2%)	0.2805
Anesthesia complication	9 (0.3%)	4 (0.2%)	5 (0.4%)	0.4602
Tamponade	9 (0.3%)	8 (0.4%)	1 (0.08%)	0.0559
Pseudoaneurysm	8 (0.2%)	3 (0.2%)	5 (0.4%)	0.2744
Hemorrhage requiring transfusion	7 (0.2%)	3 (0.2%)	4 (0.3%)	0.4618
Phrenic nerve injury	6 (0.2%)	1 (0.1%)	5 (0.4%)	0.0481
Retroperitoneal bleed	3 (0.1%)	1 (0.1%)	2 (0.2%)	0.4154
Arteriovenous fistula	3 (0.1%)	0 (0.0%)	3 (0.2%)	0.0477
Aspiration	3 (0.1%)	2 (0.1%)	1 (0.07%)	0.7256
Stroke	3 (0.1%)	2 (0.1%)	1 (0.07%)	0.7256
Transient ischemic attack	1 (0.03%)	1 (0.1%)	0 (0.0%)	0.3815
Perforation or tamponade requiring surgery	1 (0.03%)	1 (0.1%)	0 (0.0%)	0.3815
Death	1 (0.03%)	0 (0.0%)	1 (0.07%)	0.2532
Other	45 (1.4%)	18 (1.0%)	27 (2.0%)	0.0234