Subgroup Factors |
Numbers of Study |
Pooled incidence |
95% CI |
I2 (%) |
P for interaction |
Study design |
|
|
|
|
0.670 |
Multi-centered |
5 |
0.99 |
(0.98,1.0) |
31.86 |
|
Single-centered |
15 |
0.98 |
(0.95,1.0) |
66.08 |
|
Follow up |
|
|
|
|
0.580 |
<12 |
14 |
0.97 |
(0.97,1.0) |
51.19 |
|
≥12 |
6 |
0.98 |
(0.98,1.0) |
26.56 |
|
ICE Sample size |
|
|
|
|
0.280 |
>100 |
7 |
0.98 |
(0.95,0.99) |
68.51 |
|
≤100 |
13 |
0.99 |
(0.98,1.0) |
4.01 |
|
Male proportion |
|
|
|
|
0.990 |
<70 |
16 |
0.99 |
(0.97,1.0) |
54.17 |
|
≥70 |
3 |
0.99 |
(0.97,1.0) |
- |
|
Age cutoff |
|
|
|
|
0.890 |
≥75 |
11 |
0.99 |
(0.97,1.0) |
35.33 |
|
<75 |
8 |
0.99 |
(0.96,1.0) |
60.83 |
|
HT proportion |
|
|
|
|
0.720 |
<90 |
10 |
0.98 |
(0.96,1.0) |
57.21 |
|
≥90 |
4 |
0.99 |
(0.97,1.0) |
0 |
|
PAF proportion |
|
|
|
|
0.580 |
>50 |
5 |
0.98 |
(0.96,1.0) |
52.71 |
|
≤50 |
8 |
0.98 |
(0.96,0.99) |
42.03 |
|
Devices type |
|
|
|
|
0.230 |
Dual-seal mechanism |
6 |
0.94 |
(0.94,0.99) |
57.64 |
|
Single-seal mechanism |
11 |
0.98 |
(0.98,1.0) |
26.89 |
|
Muti-seal mechanism |
2 |
0.96 |
(0.96,1.0) |
- |
|