Table 3 Preoperative and postoperative left ventricular strain and dyssynchrony index (N = 20)
Preoperative | Postoperative | P-value | |
|---|---|---|---|
Global longitudinal strain (%) | 20 ± 3 | 19 ± 4 | 0.12 |
Circumferential strain (%) | |||
Global | 26 ± 4 | 27 ± 3 | 0.45 |
Septum | 22 ± 5 | 25 ± 3 | 0.03 |
Anterior | 27 ± 4 | 27 ± 3 | 0.95 |
Inferior | 29 ± 4 | 29 ± 4 | 0.62 |
Dyssynchrony index (msec) | 32 ± 17 | 21 ± 9 | 0.02 |
Dyssynchrony index (msec) ÷ √RR (sec) | 38 ± 20 | 23 ± 10 | 0.01 |