Ibutilide for the Cardioversion of Paroxysmal Atrial Fibrillation during Radiofrequency Ablation of Supraventricular Tachycardias
Table 2
Time intervals (in minutes) for each step of ibutilide or DC-ECV cardioversion.
Group A: ibutilide
Group B: DC-ECV
Patient number
1st infusion
Time to CV
2nd infusion
Time to CV
Total time
Patient number
Call
Preparation/ sedation
Shock/ recovery
2nd shock
Total time
Pt #1
9
4
0
0
13
Pt #1
2
7
5
5
19
Pt #2
10
6
0
0
16
Pt #2
3
8
6
0
17
Pt #3
9
3
0
0
12
Pt #3
3
8
5
0
16
Pt #4
10
3
0
0
13
Pt #4
2
9
5
0
16
Pt #5
10
6
0
0
16
Pt #5
2
9
4
0
15
Pt #6
9
2
0
0
11
Pt #6
1
8
5
0
14
Pt #7
10
1
0
0
11
Pt #7
1
8
7
0
16
Pt #8
10
9
0
0
19
Pt #8
3
10
8
0
21
Pt #9
10
3
0
0
13
Pt #9
2
8
4
0
14
Pt #10
10
10
0
0
20
Pt #10
4
9
6
0
19
Pt #11
10
3
0
0
13
Pt #11
2
12
12
5
26
Pt #12
9
3
0
0
12
Pt #12
2
9
5
0
16
Pt #13
10
2
0
0
12
Pt #13
3
9
4
0
16
Pt #14
10
10
10
3
33
Pt #14
3
9
7
0
19
Pt #15
10
10
10
2
32
Pt #15
3
7
4
0
14
Pt #16
10
10
10
—
—
Pt #16
3
8
6
0
17
Pt #17
10
10
10
2
32
Pt #17
4
8
7
0
19
Mean ±SD*
9.75 ± 0.45
5.31 ± 3.38
10.00 ± 0.0
2.33 ± 0.58
17.37 ± 7.87
Mean±SD
2.53 ± 0.87
8.59 ± 1.18
5.88 ± 2.00
5.00 ± 0.00
17.29 ± 3.04
*Group A (ibutilide) patient no. 16 is excluded from the calculation of mean time intervals because of failure to restore sinus rhythm. Total mean time did not differ significantly between groups (). DC-ECV: Direct current electrical cardioversion; CV: cardioversion.
