Table 2.
Myocardial Deformation Parameters of the Right and Left Ventricle in the Atrial and Arterial Switch Groups Compared to Controls.
| RV | Control(n=8) | AS(n=20) | ASO(n=20) | p-value |
|---|---|---|---|---|
| Longitudinal Strain (%) | −15.3±0.9 | −9.9±0.5 | −13.2±0.8 | (0.0005) |
| Circumferential Strain (%) | −9.8±1.8 | −11.2±0.7 | −14.8±0.06 | (0,002) |
| Longitudinal Strain Rate (s−1) | −1.1±0.1 | −0.6±0.03 | −0.8±0.05 | (0.0001) |
| Circumferential Strain Rate (s−1) | −0.7±0.1 | −0.6±0.04 | −0.8±0.06 | (0.02) |
| LV | ||||
| Longitudinal Strain (%) | −16.9±1.3 | −15.37±1.3 | −15.19±0.9 | (0.76) |
| Circumferential Strain (%) | −20.8±0.9 | −17.89±1.0 | −21.89±1.2 | (0.06) |
| Longitudinal Strain Rate (s−1) | −1.3±0.2 | −1.1±0.09 | −1.03±0.07 | (0.25) |
| Circumferential Strain Rate (s−1) | −1.3±0.1 | −1.17±0.08 | −1.43±0.1 | (0.34) |
AS -Atrial Switch Group; ASO-Arterial Switch Group; RV – Right Ventricle; LV – Left Ventricle.
p-value ≤ 0.05 was considered significant. (Values are as shown ±S.E.)