Table 2 Open in new tab Procedural...

	Total (n = 101)	Intention-to-treat analysis	Per-protocol analysis
Procedure started in sinus rhythm	17 (16.8%)	7 (13.5%)	10 (20.4%)	0.351	7 (13.7%)	10 (20.0%)	0.399
AF terminated during ablation	5 (5.0%)	1 (1.9%)	4 (8.0%)	0.205	1 (2.0%)	4 (8.0%)	0.162
Ablation time (min)	45.6 ± 16.3	36.7 ± 9.5	55.3 ± 16.7	0.000	35.8 ± 6.5	55.9 ± 16.7	0.000
Fluoroscopy time (min)	22.4 ± 9.6	21.5 ± 7.8	23.4 ± 11.2	0.317	21.2 ± 7.6	23.6 ± 11.2	0.208
Procedure time (min)	178.2 ± 39.1	160.4 ± 30.6	197.2 ± 38.4	0.000	158.9 ± 28.9	197.9 ± 38.4	0.000
Recurrence before discharge	9 (8.9%)	5 (9.6%)	4 (8.2%)	0.704	4 (7.8%)	5 (10.0%)	0.704
Recurrence in the blanking period	34 (33.7%)	18 (34.6%)	16 (32.7%)	0.835	17 (33.3%)	17 (34.0%)	0.943
Recurrence during follow-up	35 (34.7%)	16 (30.8%)	19 (38.8%)	0.398	15 (29.4%)	20 (40.0%)	0.264
Persistent AF	18	11	7	0.049	11	7	0.023
Paroxysmal AF alone	6	2	4		2	4
Paroxysmal AF with AFL	9	2	7		1	8
AFL alone	2	1	1		1	1
Recurrence of AFL	11	3 (5.8%)	8 (16.3%)	0.063	2 (3.9%)	9 (18.0%)	0.020
Typical AFL	2	0	2		0	2
Atypical AFL	8	2	6		1	7
Both	1	1	0		1	0

Total (n = 101)

Intention-to-treat analysis

Per-protocol analysis

CBA group (n = 52)

RFA group (n = 49)

P value

CBA group (n = 51)

RFA group (n = 50)

P value

Procedure started in sinus rhythm

17 (16.8%)

7 (13.5%)

10 (20.4%)

0.351

7 (13.7%)

10 (20.0%)

0.399

AF terminated during ablation

5 (5.0%)

1 (1.9%)

4 (8.0%)

0.205

1 (2.0%)

4 (8.0%)

0.162

Ablation time (min)

45.6 ± 16.3

36.7 ± 9.5

55.3 ± 16.7

0.000

35.8 ± 6.5

55.9 ± 16.7

0.000

Fluoroscopy time (min)

22.4 ± 9.6

21.5 ± 7.8

23.4 ± 11.2

0.317

21.2 ± 7.6

23.6 ± 11.2

0.208

Procedure time (min)

178.2 ± 39.1

160.4 ± 30.6

197.2 ± 38.4

0.000

158.9 ± 28.9

197.9 ± 38.4

0.000

Recurrence before discharge

9 (8.9%)

5 (9.6%)

4 (8.2%)

0.704

4 (7.8%)

5 (10.0%)

0.704

Recurrence in the blanking period

34 (33.7%)

18 (34.6%)

16 (32.7%)

0.835

17 (33.3%)

17 (34.0%)

0.943

Recurrence during follow-up

35 (34.7%)

16 (30.8%)

19 (38.8%)

0.398

15 (29.4%)

20 (40.0%)

0.264

Persistent AF

0.049

0.023

Paroxysmal AF alone

Paroxysmal AF with AFL

AFL alone

Recurrence of AFL

3 (5.8%)

8 (16.3%)

0.063

2 (3.9%)

9 (18.0%)

0.020

Typical AFL

Atypical AFL

Both

	Total (n = 101)	Intention-to-treat analysis	Per-protocol analysis
Procedure started in sinus rhythm	17 (16.8%)	7 (13.5%)	10 (20.4%)	0.351	7 (13.7%)	10 (20.0%)	0.399
AF terminated during ablation	5 (5.0%)	1 (1.9%)	4 (8.0%)	0.205	1 (2.0%)	4 (8.0%)	0.162
Ablation time (min)	45.6 ± 16.3	36.7 ± 9.5	55.3 ± 16.7	0.000	35.8 ± 6.5	55.9 ± 16.7	0.000
Fluoroscopy time (min)	22.4 ± 9.6	21.5 ± 7.8	23.4 ± 11.2	0.317	21.2 ± 7.6	23.6 ± 11.2	0.208
Procedure time (min)	178.2 ± 39.1	160.4 ± 30.6	197.2 ± 38.4	0.000	158.9 ± 28.9	197.9 ± 38.4	0.000
Recurrence before discharge	9 (8.9%)	5 (9.6%)	4 (8.2%)	0.704	4 (7.8%)	5 (10.0%)	0.704
Recurrence in the blanking period	34 (33.7%)	18 (34.6%)	16 (32.7%)	0.835	17 (33.3%)	17 (34.0%)	0.943
Recurrence during follow-up	35 (34.7%)	16 (30.8%)	19 (38.8%)	0.398	15 (29.4%)	20 (40.0%)	0.264
Persistent AF	18	11	7	0.049	11	7	0.023
Paroxysmal AF alone	6	2	4		2	4
Paroxysmal AF with AFL	9	2	7		1	8
AFL alone	2	1	1		1	1
Recurrence of AFL	11	3 (5.8%)	8 (16.3%)	0.063	2 (3.9%)	9 (18.0%)	0.020
Typical AFL	2	0	2		0	2
Atypical AFL	8	2	6		1	7
Both	1	1	0		1	0

Table 2

Open in new tab

Procedural information and outcomes of recurrence during follow-up

	Total (n = 101)	Intention-to-treat analysis			Per-protocol analysis
	Total (n = 101)	CBA group (n = 52)	RFA group (n = 49)	P value	CBA group (n = 51)	RFA group (n = 50)	P value
Procedure started in sinus rhythm	17 (16.8%)	7 (13.5%)	10 (20.4%)	0.351	7 (13.7%)	10 (20.0%)	0.399
AF terminated during ablation	5 (5.0%)	1 (1.9%)	4 (8.0%)	0.205	1 (2.0%)	4 (8.0%)	0.162
Ablation time (min)	45.6 ± 16.3	36.7 ± 9.5	55.3 ± 16.7	0.000	35.8 ± 6.5	55.9 ± 16.7	0.000
Fluoroscopy time (min)	22.4 ± 9.6	21.5 ± 7.8	23.4 ± 11.2	0.317	21.2 ± 7.6	23.6 ± 11.2	0.208
Procedure time (min)	178.2 ± 39.1	160.4 ± 30.6	197.2 ± 38.4	0.000	158.9 ± 28.9	197.9 ± 38.4	0.000
Recurrence before discharge	9 (8.9%)	5 (9.6%)	4 (8.2%)	0.704	4 (7.8%)	5 (10.0%)	0.704
Recurrence in the blanking period	34 (33.7%)	18 (34.6%)	16 (32.7%)	0.835	17 (33.3%)	17 (34.0%)	0.943
Recurrence during follow-up	35 (34.7%)	16 (30.8%)	19 (38.8%)	0.398	15 (29.4%)	20 (40.0%)	0.264
Persistent AF	18	11	7	0.049	11	7	0.023
Paroxysmal AF alone	6	2	4		2	4
Paroxysmal AF with AFL	9	2	7		1	8
AFL alone	2	1	1		1	1
Recurrence of AFL	11	3 (5.8%)	8 (16.3%)	0.063	2 (3.9%)	9 (18.0%)	0.020
Typical AFL	2	0	2		0	2
Atypical AFL	8	2	6		1	7
Both	1	1	0		1	0

	Total (n = 101)	Intention-to-treat analysis			Per-protocol analysis
	Total (n = 101)	CBA group (n = 52)	RFA group (n = 49)	P value	CBA group (n = 51)	RFA group (n = 50)	P value
Procedure started in sinus rhythm	17 (16.8%)	7 (13.5%)	10 (20.4%)	0.351	7 (13.7%)	10 (20.0%)	0.399
AF terminated during ablation	5 (5.0%)	1 (1.9%)	4 (8.0%)	0.205	1 (2.0%)	4 (8.0%)	0.162
Ablation time (min)	45.6 ± 16.3	36.7 ± 9.5	55.3 ± 16.7	0.000	35.8 ± 6.5	55.9 ± 16.7	0.000
Fluoroscopy time (min)	22.4 ± 9.6	21.5 ± 7.8	23.4 ± 11.2	0.317	21.2 ± 7.6	23.6 ± 11.2	0.208
Procedure time (min)	178.2 ± 39.1	160.4 ± 30.6	197.2 ± 38.4	0.000	158.9 ± 28.9	197.9 ± 38.4	0.000
Recurrence before discharge	9 (8.9%)	5 (9.6%)	4 (8.2%)	0.704	4 (7.8%)	5 (10.0%)	0.704
Recurrence in the blanking period	34 (33.7%)	18 (34.6%)	16 (32.7%)	0.835	17 (33.3%)	17 (34.0%)	0.943
Recurrence during follow-up	35 (34.7%)	16 (30.8%)	19 (38.8%)	0.398	15 (29.4%)	20 (40.0%)	0.264
Persistent AF	18	11	7	0.049	11	7	0.023
Paroxysmal AF alone	6	2	4		2	4
Paroxysmal AF with AFL	9	2	7		1	8
AFL alone	2	1	1		1	1
Recurrence of AFL	11	3 (5.8%)	8 (16.3%)	0.063	2 (3.9%)	9 (18.0%)	0.020
Typical AFL	2	0	2		0	2
Atypical AFL	8	2	6		1	7
Both	1	1	0		1	0

Values are presented as mean ± SD, or n (%).

AF, atrial fibrillation; AFL, atrial flutter; CBA, cryoballoon ablation; RFA, radiofrequency ablation.

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