Table S1. Echocardiographic myocardial indices by internal performance group. |
| Echocardiographic index |
Lower-performance internal reference group (n = 60) |
Higher-performance group (n = 60) |
Sig. |
Cohen’s d (95% CI) |
| Signed GLS, % |
-20.4 ± 1.9 |
-22.6 ± 1.6 |
< 0.001 |
-1.25 (-1.64, -0.86) |
| GLS magnitude, % |
20.4 ± 1.9 |
22.6 ± 1.6 |
< 0.001 |
1.25 (0.86, 1.64) |
| GWE, % |
92.1 ± 3.6 |
96.0 ± 2.8 |
< 0.001 |
1.21 (0.82, 1.60) |
| GWW, mmHg% |
13.2 ± 4.8 |
9.4 ± 3.6 |
< 0.001 |
-0.90 (-1.28, -0.52) |
| LV MPI |
0.45 ± 0.08 |
0.38 ± 0.07 |
< 0.001 |
-0.93 (-1.31, -0.55) |
| RV MPI |
0.40 ± 0.07 |
0.35 ± 0.06 |
< 0.001 |
-0.77 (-1.14, -0.40) |
| Segment tracking success, % |
88.6 ± 7.2 |
92.8 ± 5.6 |
0.001 |
0.65 (0.28, 1.02) |
| Full-loop retention, % |
86.4 ± 8.1 |
91.2 ± 6.2 |
< 0.001 |
0.67 (0.30, 1.04) |
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