Cryoballoon vs. open irrigated radiofrequency ablation for paroxysmal atrial fibrillation: long-term FreezeAF outcomes

Table 1 Patient characteristics

	Total (N = 292)	RF (N = 147)	CB (N = 145)	p-value RF vs. CB
Male gender	176 (60.3)	83 (56.5)	93 (64.1)	0.22
Age (years)^†	61.0 (54.8, 67.0)	60.0 (55.0, 67.5)	62.0 (54.0, 66.0)	0.96^‡
Comorbidities
CAD	37 (12.7)	18 (12.2)	19 (13.1)	0.83^†
Hypertension	187 (64.0)	95 (64.6)	92 (63.4)	0.93
Diabetes	28 (9.6)	16 (10.9)	12 (8.3)	0.58
Vascular disease	15 (5.1)	11 (7.5)	4 (2.8)	0.12
Common ostium	55 (18.8)	35 (23.8)	20 (13.8)	0.04
Prior medication
Phenprocoumon	214 (73.3)	108 (73.5)	106 (73.1)	1.00
DOAC	76 (26.0)	37 (25.2)	39 (26.9)	0.84
Platelet inhibitor^a	34 (11.9)	21 (14.7)	13 (9.2)	0.20
Bridging^b	40 (14.1)	24 (16.9)	16 (11.3)	0.23

^†Data given as median (p25, p75)
^‡P-value calculated using Mann-Whitney U-test. All other p-values calculated using chi-square test
^aN: total, 286; RF, 143; CB, 142
^bN: total, 284; RF, 142; CB, 142. CAD, coronary artery disease; DOAC, direct oral anticoagulant

ISSN: 1471-2261