[Retracted] The Long-Term Change of Arrhythmias after Transcatheter Closure of Perimembranous Ventricular Septal Defects

Table 1

Demographics and clinical data.

Patients (n)	1039
Gender (F/M) (n (%))	567/472 (54.6%/45.4%)
Age at operation (years)	5.2 (1.9∼17)
Age groups (n (%))
＜5.0 years	505 (48.6%)
5.0∼8.0 years	271 (26.1%)
＞8.0 years	263 (25.3%)
Weight at operation (kg)	18.0 (10∼82)
VSD size (angiography) (mm)	3.6 (1.2∼16.0)
pmVSD anatomy types (n (%))
Inlet septum	315 (30.3%)
Membranous septum	674 (64.9%)
Outlet septum	50 (4.8%)
Postsurgical residual VSD (n (%))	16 (1.5%)
Presence of aneurysm (n (%))	333 (32.1%)
Procedure time (min)	80.0 (30.0∼200.0).
Device size (mm)	7.0 (4∼18)
Device corporation (n (%))
AGA Medical	130
Lifetech Scientific	909
Type of device (n (%))
Eccentric	256 (24.6%)
Symmetric concentric	593 (57.1%)
Asymmetrical concentric	190 (18.3%)