Transcatheter Closure of Patent Ductus Arteriosus under Echocardiography Guidance: A Randomized Controlled Noninferiority Trial

Table 1

General patient, defect, and device characteristics.

	TTE group (n = 50)	Fluoroscopy group (n = 50)	value
Sex (male, %)	12, 24%	15, 30%	0.499
Age (year)	10.5 ± 12.7 (1–51)	15.2 ± 16.4 (1–66)	0.115
Weight (kg)	29.6 ± 19.9 (8.0–70.0)	32.5 ± 23.1 (8.0–108.0)	0.572
PDA size (mm)	4.8 ± 1.3 (3–9)	4.7 ± 2.2 (2–9)	0.156
Occluder size (mm)	10.5 ± 1.4 (8–14)	10.2 ± 2.3 (8–16)	0.153