Table 2.
Cardiac function data comparison in model group with different suppression time
| Group A: within half a year (15 patients) | Group B: between half a year and a year (21 patients) | Group C: more than a year (28 patients) | PAB | PAC | PBC | |
|---|---|---|---|---|---|---|
| EF (%) | 73.01 ± 5.18 | 78.66 ± 5.03 | 71.39 ± 8.72 | 0.049 | 0.274 | 0.002 |
| PER (EDV/s) | 3.97 ± 0.85 | 4.23 ± 0.44 | 3.23 ± 0.60 | 0.438 | 0.001 | 0.000 |
| PFR (EDV/s) | 3.66 ± 1.04 | 3.40 ± 0.81 | 2.38 ± 0.82 | 0.589 | 0.000 | 0.001 |
| MFR/3 (EDV/s) | 1.66 ± 0.63 | 1.66 ± 0.44 | 1.36 ± 10.29 | 0.999 | 0.090 | 0.050 |
| TTPF (ms) | 149.06 ± 46.41 | 160.95 ± 23.33 | 172.32 ± 13.75 | 0.412 | 0.028 | 0.331 |
| BMP | 80.80 ± 12.09 | 77.52 ± 7.37 | 75.44 ± 12.50 | 0.652 | 0.286 | 0.789 |
| Bandwidth | 24.11 ± 11.92 | 25.95 ± 12.59 | 35.11 ± 18.37 | 0.869 | 0.006 | 0.012 |
| Mean angle (°) | 147.52 ± 9.71 | 144.13 ± 10.97 | 143.15 ± 17.27 | 0.751 | 0.590 | 0.968 |
| Angle STD (°) | 8.64 ± 6.75 | 8.00 ± 5.59 | 11.85 ± 10.47 | 0.972 | 0.454 | 0.252 |
| Entropy (%) | 27.26 ± 11.86 | 28.28 ± 8.88 | 36.92 ± 10.30 | 0.953 | 0.013 | 0.013 |
| SRS | 1.20 ± 1.42 | 0.95 ± 1.32 | 2.88 ± 2.00 | 0.898 | 0.007 | 0.001 |
| Reduced perfusion ratio (%) | 16.67 | 33.33 | 67.86 | – | – | – |
EF ejection fraction, PER peak ejection rate, EDV end-diastolic volume, PFR peak filling rate, MFR/3 mean filling rate over the first third of the end-systolic to end diastolic phase, TTPF time to peak filling from end-systole, BMP beats per minute, STD standard deviation, SRS summed rest score