Table 1.
Cardiac hemodynamic parameters.
| Group | HR (bpm) | MAP (mmHg) | LVSP (mmHg) |
LVEDP (mmHg) |
+dP/dt.max (mmHg/s) |
−dP/dt.max (mmHg/s) |
CO (ml/min) |
|---|---|---|---|---|---|---|---|
| Sham (n = 10) |
342 ± 19 | 97.72 ± 6.00 | 116.83 ± 9.00 | 2.87 ± 2.91 | 2724.27 ± 321.84 | 2600.40 ± 300.88 | 34.67 ± 3.22 |
| MI (n = 10) |
393 ± 8 | 42.75 ± 6.29∗ | 89.80 ± 6.76∗ | 28.51 ± 5.77∗ | 1331.23 ± 116.49∗ | 1319.31 ± 121.05∗ | 14.06 ± 1.43∗ |
| SG-L (n = 10) |
380 ± 15 | 60.68 ± 8.62∗ | 86.73 ± 5.04∗ | 16.27 ± 5.95∗ | 1487.90 ± 129.07∗ | 1350.77 ± 129.05∗ | 17.04 ± 2.59∗ |
| SG-M (n = 9) |
363 ± 17 | 75.38 ± 10.25∗† | 101.70 ± 7.22∗‡ | 9.52 ± 6.13∗† | 2057.06 ± 182.27∗†‡ | 1985.16 ± 174.86∗†‡ | 19.26 ± 1.25∗ |
| SG-H (n = 9) |
378 ± 28 | 78.87 ± 4.01∗† | 107.54 ± 2.18∗†‡ | 14.62 ± 7.91∗ | 2127.66 ± 129.62∗†‡ | 2046.29 ± 114.83∗†‡ | 31.24 ± 1.98∗†‡ |
| DSDW (n = 10) |
357 ± 23 | 61.98 ± 6.87∗ | 82.99 ± 4.89∗ | 13.93 ± 4.44∗ | 1358.70 ± 202.39∗ | 1311.50 ± 168.73∗ | 15.14 ± 1.67∗ |
HR, heart rate; MAP, mean arterial pressure; LVSP, left ventricular systolic pressure; LVEDP, left ventricular end-diastolic pressure; +dP/dt.max, maximum positive first derivative of left ventricular pressure; −dP/dt.max, maximum positive negative first derivative of left ventricular pressure; CO, cardiac output. ∗P < 0.05 versus sham group, †P < 0.05 versus MI group, ‡P < 0.05 versus DSDW group.