Table 2.

Procedural data

Characteristics	All patients	Survivors	Non-survivors	P-value
Usage of general anaesthesia	56 (47.5)	18/40 (45)	38/77 (49.4)	0.700
Usage of deep analgosedation	35 (29.7)	12/40 (30)	23/77 (29.9)	1.000
Procedure time, min	147 (108, 180)	135.5 (108.5, 177.5)	150 (110.3, 191.3)	0.124
RF energy	114 (96.6)	39/40 (97.5)	74/77 (96.1)	1.000
RF duration, min	38.5 (23.8, 52.6)	31 (22.5, 51)	43.5 (27, 53.9)	0.217
RF contact force catheter	52/113 (46.0)	17/39 (43.6)	35/73 (47.9)	0.695
RF power on LA posterior wall, Watts	30 (25, 30)	30 (25, 35)	30 (25, 30)	0.404
Circumferential PVI	102/109 (93.6)	33/36 (91.7)	68/72 (94.4)	0.684
Segmental ostial	2/109 (1.8)	0/36 (0)	2/72 (2.8)	0.551
Anatomical ostial	6/109 (5.5)	4/36 (11.1)	2/72 (2.8)	0.094
Additional LA line ablation	50/110 (45.5%)	20/37 (54.1)	30/72 (41.6)	0.231
Roof line	34/110 (30.9)	10/37 (27)	24/72 (33.3)	0.663
Posterior line	27/110 (24.5)	10/37 (27)	17/72 (23.6)	0.815
Anterior lines	8/110 (7.3)	0/37 (0)	8/72 (11.1)	0.049
Inferior lines	2/110 (1.8)	1/37 (2.7)	1/72 (1.4)	1.000
Mitral isthmus line	4/110 (3.6)	1/37 (2.7)	3/72 (4.2)	1.000
CFAE ablation at the LA posterior wall	12/79 (15.2)	2/25 (8)	10/53 (18.9)	0.319
Cryoballoon	3 (2.5)	0/40 (0)	3/77 (3.9)	0.550
1st generation cryoballoon	1/3 (33.3)	0	1/3 (33.3)
2nd generation cryoballoon	2/3 (66.6)	0	2/3 (66.6)
Range minimal temperature, C°	−69–−47		−69–−47
Laserballoon	1 (0.8)	1/40 (2.5)	0/77 (0)	0.342
Maximal laser energy, Watts	10	10
Usage of oesophageal temperature probe	29 (24.6)	14/40 (35)	15/77 (19.5)	0.075
Maximal temperature, C°	40.2 ± 2.2	39.9 ± 2.6	40.7 ± 1.6	0.481
Post-procedure prescription of PPI	85/114 (74.6)	29/39 (74.4)	56/75 (74.7)	1.000

Values are counts, n (%), mean ± SD, or median (first quartile, third quartile).

CFAE, complex fractionated atrial electrograms; LA, left atrium; PVI, pulmonary vein isolation; PPI, proton pump inhibitors; RF, radiofrequency.