Table 3 Cut-off point of device diameter to weight ratio (Ratio = 0.4) was made according to our clinical experience, occurrence rate of procedure-induced (PI)-AR was significant higher in patients with device diameter to weigh ratio > 0.4 in compared with those with ratio ≤ 0.4

From: Minimally invasive perventricular device closure of doubly committed sub-arterial ventricular septal defects: single center long-term follow-up results