Procedure |
1 (n=10) |
2 (n=10) |
3 (n=10) |
1 vs 2 |
1 vs 3 |
2 vs 3 |
ANOVA |
|
group-30W |
group-40W |
group-50W |
p |
p |
p |
p |
Procedure time [minutes], mean (SD) |
190(32) |
161(41) |
102(8) |
0.04 |
<0.0001 |
<0.0001 |
<0.0001 |
Left atrial dwell time [minutes], mean (SD) |
154(53) |
113(29) |
79(10) |
0.07 |
0.01 |
0.01 |
0.02 |
Voltage mapping time of left atrium [minutes], mean (SD) |
18(11) |
16(8) |
15(9) |
0.22 |
0.19 |
1.00 |
0.26 |
Procedure time without Voltage mapping time [minutes], mean (SD) |
169(28) |
145(35) |
87(7) |
0.17 |
<0.0001 |
<0.0001 |
<0.0001 |
Total RF time [minutes], mean (SD) |
62(17) |
38(10) |
28(5) |
<0.0001 |
<0.0001 |
0.03 |
<0.0001 |
Total number of RF applications, mean (SD) |
133(43) |
134(47) |
104(11) |
0.97 |
0.07 |
0.09 |
0.19 |
PVI time [minutes], mean (SD) |
81(14) |
62(19) |
50(11) |
0.04 |
<0.0001 |
0.14 |
<0.0001 |
PVI-RF time [minutes], mean (SD) |
51(7) |
34(7) |
28(5) |
<0.0001 |
<0.0001 |
0.06 |
<0.0001 |
PVI-Number of RF applications, mean (SD) |
109(21) |
111(24) |
104(11) |
0.53 |
0.46 |
0.17 |
0.40 |
PVI-Time of a single RF application [seconds], mean (SD) |
28(3) |
18(1) |
16(2) |
<0.0001 |
<0.0001 |
0.09 |
<0.0001 |
Contact force [gram], mean (SD) |
15(2) |
15(3) |
13(1) |
0.73 |
<0.0001 |
0.02 |
0.03 |
Number of stopped RF applications due to pain, mean (SD) |
18(9) |
9(5) |
7(2) |
0.03 |
0.01 |
0.25 |
<0.0001 |
Fluoroscopy time [minutes], mean (SD) |
6(3) |
6(2) |
4(1) |
0.97 |
0.06 |
0.01 |
0.08 |
Fluoroscopy dose area product [cGy.m2], mean (SD) |
3377(2410) |
2994(1048) |
1252(782) |
0.69 |
0.03 |
0.01 |
0.03 |