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Table 7 Residual shunt, tricuspid valve pressure gradient and cardiothoracic ratio

From: Short- and medium-term follow-up of transcatheter closure of perimembranous ventricular septal defects

Time

TR-PG

CTR

Mean (mmHg)

P-value

Mean

P-value

Before closure

31.0 ± 11.6

 

0.533 ± 0.044

 

3-day

25.0 ± 6.8

<  0.05

  

1-month

20.9 ± 6.6

<  0.05

0.531 ± 0.052

<  0.05

3-month

21.9 ± 4.0

<  0.05

0.531 ± 0.047

<  0.05

6-month

20.4 ± 5.1

<  0.05

0.527 ± 0.047

<  0.05

12-month

21.7 ± 4.7

<  0.05

0.518 ± 0.042

<  0.05

24-month

22.2 ± 6.6

<  0.05

0.514 ± 0.037

<  0.05

36-month

20.0 ± 2.5

<  0.05

0.505 ± 0.048

NS

48-month

20.3 ± 3.6

<  0.05

0.503 ± 0.028

NS

60-month

21.0 ± 4.7

<  0.05

0.504 ± 0.035

NS

  1. TR-PG tricuspid valve regurgitation pressure gradient, CTR cardiothoracic ratio