Table 1. Heart function after MI at different time points (n = 6).
1 week | 4 week | 8 week | ||||
sham group | MI | sham group | MI | sham group | MI | |
LVEDD(mm) | 5.58±0.32 | 6.53±0.4* # | 5.32±0.28 | 7.86±0.28* # | 5.54±0.63 | 9.12±0.36* |
LVESD(mm) | 2.87±0.21 | 4.79±0.31* # | 2.95±0.12 | 5.75±0.22* # | 2.96±0.51 | 6.88±0.38* |
IVSd(mm) | 1.19±0.08 | 1.22±0.04# | 1.21±0.04 | 1.17±0.03# | 1.26±0.02 | 1.04±0.09* |
LVPWd(mm) | 1.2±0.044 | 1.14±0.02# | 1.23±0.05 | 1.22±0.03# | 1.18±0.04 | 1.2±0.01* |
FS(%) | 48.8±1.45 | 26.61±0.29* | 47.69±3.2 | 26.86±1.97* | 43.91±5.25 | 24.62±2.3* |
HR(bpm) | 407.13±13.462 | 384.5±21.88 | 432.45±32.13 | 438.33±41.89 | 408.81±22.57 | 451.7±43.82 |
MAP(mmHg) | 105.41±7.15 | 70.47±4.56* | 103.67±6.35 | 81.75±8.6 | 113.15±5.98 | 71.15±5.27* |
dp/dtmax(mmHg/s) | 3341.7±158.07 | 1522.3±116.32* | 3547±213.45 | 2009.8±152.62* # | 3091.43±287.45 | 1195.4±267.38* |
LVEDP(mmHg) | 0.73±0.92 | 8.52±1.49* # | 0.35±1.35 | 6.17±1.18* # | 0.47±0.74 | 19.33±3.82* |
P<0.05 compared by group of 8 wks post MI.
*P<0.05 compared by sham group at each time point.