Table 3.
Strain analysis: systolic longitudinal peak strain in basal segments.
| First session | ||||
| LV REST | LV HG | |||
| IVS | LW | IVS | LW | |
| TDI | -21.05 ± 3.31 | -20.41 ± 2.99 | -20,05 ± 2.61 | -21.20 ± 2.37 |
| FT | -20.48 ± 2.65 | -21.25 ± 2.85 | -19.48 ± 3 | -21.69 ± 3.85 |
| p | Ns | ns | ns | ns |
| RV REST | RV HG | |||
| IVS | LW | IVS | LW | |
| TDI | -22.22 ± 2.58 | -24.42 ± 5.84 | -22.02 ± 5.20 | -23.93 ± 6.34 |
| FT | -21.46 ± 3.25 | -24.13 ± 5.86 | -24.79 ± 7.9 | -24.13 ± 7.0 |
| p | Ns | ns | ns | ns |
| Second session, 7 days later | ||||
| LV REST | LV HG | |||
| IVS | LW | IVS | LW | |
| TDI | -22.0 ± 2.40 | -21.31 ± 3 | -19,9 ± 2.70 | -22.27 ± 3 |
| FT | -21.32 ± 2.73 | -20.44 ± 2.90 | -20.62 ± 2.82 | -20.80 ± 2.90 |
| p | Ns | ns | ns | Ns |
| RV REST | RV HG | |||
| IVS | LW | IVS | LW | |
| TDI | -21.02 ± 2.80 | -23.16 ± 4.34 | -23.30 ± 5.72 | -23.12 ± 5.23 |
| FT | -20.52 ± 3.60 | -22.14 ± 4.75 | -24.62 ± 6.8 | -24.19 ± 6 |
| p | Ns | ns | ns | Ns |
Legend. LV: Left Ventricle; RV: Right Ventricle; IVS: Inter Ventricular Septum; LW: Lateral Wall; TDI: Tissue Doppler Imaging method; FT: Feature Tracking method.
The table reports the strain values of the basal segments of the left and right ventricles obtained in two different sessions, with Tissue Doppler and feature tracking methods.