From: Assessment of left ventricular systolic function after VSD transcatheter device closure using speckle tracking echocardiography
Mean
SD
Minimum
Maximum
p value
Group A pre-CS
− 28.37
2.59
− 20.2
− 31.5
0.015*
Group A post-CS
− 26.59
3.13
− 19.3
− 32.9
Group A pre-RS
26.08
3.04
20.6
30.6
0.034*
Group A post-RS
27.72
2.68
21.6
31.8