Table 2.
echocardiography parameters at day 28 in rats after AAB.
| d28 Sham rats (n = 7) | d28 AAB rats (n = 6) | Mann-Whitney U test | |
|---|---|---|---|
| HR (bpm) | 386 ± 12 | 383 ± 18 | ns |
| IVSd (mm) | 1.31 ± 0.03 | 2.08 ± 0.05 | p < 0.001 |
| LVd (mm) | 7.43 ± 0.15 | 8.5 ± 0.4 | p < 0.05 |
| PWd (mm) | 1.67 ± 0.03 | 2.38 ± 0.15 | p < 0.01 |
| IVSs (mm) | 2.23 ± 0.1 | 2.7 ± 0.08 | p < 0.05 |
| LVs (mm) | 4.07 ± 0.1 | 5.53 ± 0.3 | p < 0.01 |
| PWs (mm) | 2.6 ± 0.05 | 3.2 ± 0.17 | p < 0.05 |
| h/r | 0.41 ± 0.01 | 0.53 ± 0.04 | p < 0.05 |
| EF (%) | 81.1 ± 0.6 | 70 ± 2.1 | p < 0.001 |
| FS (%) | 44.7 ± 0.7 | 35.4 ± 1.5 | p < 0.01 |
HR, heart rate; IVSd, end-diastolic interventricular septum thickness; LVd, end-diastolic left ventricular diameter; PWd, end-diastolic posterior wall thickness; IVSs, end-systolic interventricular septum thickness; LVs, end-systolic left ventricular diameter; PWs, end-systolic posterior wall thickness; h/r, diastolic wall thickness to radius ratio; EF, ejection fraction; FS, fractional shortening.