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Table 4 Residual Shunt Follow-up After Device Closure of Different Types of Multi-Hole Atrial Septal Defects

From: Device closure of diverse layout of multi-hole secundum atrial septal defect: different techniques and long-term follow-up

Types IADR (n = 150) Discharge (n = 150) 1 m (n = 150) 3 m (n = 150) 6 m (n = 136) 1 y (n = 118) 2 y (n = 104) 3 y (n = 81) > 5 y (n = 43)
Type A (n = 84) LS (n = 20) 10 9 6 4 4 3 3 3 2
MS (n = 25) 5 3 3 3 3 3 2 1 1
SS (n = 9) 0 0 0 0 0 0 0   
LS7 (n = 8( 5 5 5 5 a 4 4 3 2  
MS7 (n = 16) 8 5 4 4 a 4 2 1 1  
SS7 (n = 6) 1 1 0 0 0 0 0 0 0
Type B (n = 37) LM (n = 14) 4 3 3 3 a 3 3 2 1 1
MM (n = 4) 1 1 1 1 1 1 1   
LM7 (n = 10) 6 3 2 2 a 2 1 1   
MM7 (n = 9) 3 3 2 2 2 1 1 1  
Type C (n = 21) Cribriform (n = 21) 12 11 9 8 7 6 4 2 1
Type D (n = 8) 3 1 1 1 1 0 0 0 0
  1. LS Large-Small, MS Moderate-Small, LS7 Large-Small with inter-defects distance 7 mm, MS7 Moderate-Small with inter-defects distance 7 mm, LM Large-Moderate, MM Moderate-Moderate, LM7 Large-Moderate with inter-defects distance 7 mm, MM7 Moderate-Moderate with inter-defects distance 7 mm, SS Small-Small, IADR immediately after device release, aOne of the patients with double devices or a PF device had residual shunt